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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Mitsubishi 6A1. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Mitsubishi 6A1 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Mitsubishi 6A1 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Mitsubishi 6A1 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Mitsubishi 6A1
- nome del fabbricante e anno di fabbricazione Mitsubishi 6A1
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Mitsubishi 6A1
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Mitsubishi 6A1 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Mitsubishi 6A1 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Mitsubishi in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Mitsubishi 6A1, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Mitsubishi 6A1, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Mitsubishi 6A1. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
ENGINE <4G6> 1 1A ............................................ ENGINE <6A1> 1 1B ............................................ ENGINE <4D6> 1 1C ............................................ 1 1A-1 ENGINE CONTENTS 1 1 109000276[...]
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Pagina 2
1 1A-2 ENGINE <4G6> CONTENTS 1 1 109000603 GENERAL INFORMA TION 3 .................. SER VICE SPECIFICA TIONS 3 ................. SEALANTS 4 ................................ SPECIAL TOOLS 4 ........................... ON-VEHICLE SER VICE 6 ..................... Drive Belt T ension Check and Adjustment 6 ...... Ignition T iming Check 7 .......[...]
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Pagina 3
ENGINE <4G6> - General Information/Service Specifications 1 1A-3 GENERAL INFORMA TION 1 1 100010469 Items 4G63 T otal displacement mL 1,997 Bore ´ Stroke mm 85.0 ´ 88.0 Compression ratio 10.0 Combustion chamber Pentroof type Camshaft arrangement SOHC Intake 8 Number of valve Exhaust 8 Opening BTDC 1 1 _ Intake Closing ABDC 53 _ V alve timin[...]
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Pagina 4
ENGINE <4G6> - Service Specifications/Sealants/Special T ools 1 1A-4 Items Limit Standard value Idle speed r/min 750 ± 100 - CO contents % 0.5 or less - HC contents ppm 100 or less - Compression pressure (250 - 400 r/min) kPa 1,400 Min. 1,060 Compression pressure difference of all cylinder kPa - Max. 100 Intake manifold vacuum kPa - Min. 69 [...]
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Pagina 5
ENGINE <4G6> - Special T ools 1 1A-5 T ool Use Name Number MD998713 Camshaft oil seal installer Press-in of the camshaft oil seal MD998443 Auto-lash adjuster holder Supporting of auto-lash adjuster MD998727 Oil pan remover Removal of oil pan MD998781 Flywheel stopper Securing the flywheel MD998776 Crankshaft rear oil seal installer Press-in o[...]
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Pagina 6
ENGINE <4G6> - On-vehicle Service 1 1A-6 ON-VEHICLE SERVICE 1 1 100090432 DRIVE BEL T TENSION CHECK AND ADJUSTMENT AL TERNA T OR DRIVE BEL T TENSION CHECK Use a belt tension gauge to check that the belt tension is at the standard value at a point half-way between the two pulleys as shown in the illustration. In addition, press this section wi[...]
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Pagina 7
ENGINE <4G6> - On-vehicle Service 1 1A-7 POWER STEERING OIL PUMP AND AIR CONDITIONER COMPRESSOR DRIVE BEL T TENSION CHECK AND ADJUSTMENT 1 1 100130127 1. Use a belt tension gauge to check that the belt tension is at the standard value at a point half-way between the two pulleys (indicated by an arrow in the illustration). In addition, press t[...]
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Pagina 8
ENGINE <4G6> - On-vehicle Service 1 1A-8 7. Check that basic ignition timing is within the standard value. Standard value: 5 _ BTDC ± 2 _ 8. If the basic ignition timing is outside the standard value, inspect the MPI system while referring to GROUP 13A - T roubleshooting. 9. Press the MUT - II clear key (Select a forced driving cancel mode) [...]
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Pagina 9
ENGINE <4G6> - On-vehicle Service ENGINE <4G6> - On-vehicle Service 1 1A-9 5. Set the CO, HC tester . 6. Check the CO contents and the HC contents at idle. Standard value CO contents: 0.5% or less HC contents: 100 ppm or less 7. If there is a deviation from the standard value, check the following items: D Diagnosis output D Closed-loop [...]
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Pagina 10
ENGINE <4G6> - On-vehicle Service 1 1A-10 6. Set compression gauge to one of the spark plug holes. 7. Crank the engine with the throttle valve fully open and measure the compression pressure. Standard value (at engine speed of 250 - 400 r/min): 1,400 kPa Limit (at engine speed of 250 - 400 r/min): Min. 1,060 kPa 8. Measure the compression pre[...]
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Pagina 11
ENGINE <4G6> - On-vehicle Service 1 1A-1 1 LASH ADJUSTER CHECK 1 1 100290344 If an abnormal noise (knocking) that seems to be coming from the lash adjuster is heard after starting the engine and does not stop, carry out the following check. NOTE (1) The abnormal noise which is caused by a problem with the lash adjusters is generated after the[...]
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Pagina 12
ENGINE <4G6> - On-vehicle Service 1 1A-12 (3) Carry out lash adjuster simple check. (Refer to P .1 1A-13.) D If any of the rocker arms can be pushed down easily during the lash adjuster simple check, replace the corresponding lash adjusters. D If the lash adjuster simple check has been carried out but all lash adjusters are normal (if none of[...]
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Pagina 13
ENGINE <4G6> - On-vehicle Service 1 1A-13 <LASH ADJUSTER SIMPLE CHECK> 1. Stop the engine. 2. Remove the rocker cover . 3. Set the No.1 cylinder to the compression top dead centre position. 4. Check the rocker arms indicated by white arrows in the illustration by the procedures given below . <Checking an intake-side rocker arm> Ch[...]
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Pagina 14
ENGINE <4G6> - On-vehicle Service ENGINE <4G6> - On-vehicle Service 1 1A-14 1. Check the engine oil and replenish or replace the oil if necessary . NOTE (1) If there is a only small amount of oil, air will be drawn in through the oil screen and will get into the oil passage. (2) If the amount of oil is greater than normal, then the oil [...]
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Pagina 15
ENGINE <4G6> - Crankshaft Pulley 1 1A-15 CRANKSHAFT PULLEY 1 1200160303 REMOV AL AND INST ALLA TION Pre-removal Operation D Under Cover Removal Post-installation Operation D Drive Belt T ension Adjustment (Refer to P .1 1A-6.) D Under Cover Installation 1 2 3 25 Nm Removal steps 1. Drive belt (Power steering and A/C) 2. Drive belt (Alternator[...]
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Pagina 16
ENGINE <4G6> - Camshaft and Camshaft Oil Seal 1 1A-16 CAMSHAFT AND CAMSHAFT OIL SEAL 1 1200190418 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Air Cleaner Removal and Installation D T iming Belt Removal and Installation (Refer to P .1 1A-26.) D Relay Box Removal and Installation 8 10 Nm 28 - 34 Nm 88 Nm 1 2 5 3 4 [...]
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Pagina 17
ENGINE <4G6> - Camshaft and Camshaft Oil Seal 1 1A-17 REMOV AL SERVICE POINTS A A " CAMSHAFT SPROCKET REMOV AL A B " ROCKER ARM AND SHAFT ASSEMBL Y REMOV AL Before removing the rocker arm and shaft assembly , install the special tools as shown in the illustration so that the lash adjusters will not fall out. INST ALLA TION SERVICE P[...]
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Pagina 18
ENGINE <4G6> - Camshaft and Camshaft Oil Seal 1 1A-18 " B A CAMSHAFT OIL SEAL INST ALLA TION 1. Apply engine oil to the camshaft oil seal lip. 2. Use the special tool to press-fit the camshaft oil seal. " C A CAMSHAFT SPROCKET INST ALLA TION Use the special tool to stop the camshaft sprocket from turning in the same way as was done [...]
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Pagina 19
ENGINE <4G6> - Oil Pan 1 1A-19 OIL P AN 1 1200280207 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Engine Oil Draining and Supplying (Refer to GROUP 12 - On-vehicle Service.) D Oil Level Gauge Removal and Installation D Front Exhaust Pipe Removal and Installation (Refer to GROUP 15.) f 4 ± 1m m Bolt hole Groove 5 [...]
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Pagina 20
ENGINE <4G6> - Crankshaft Oil Seal 1 1A-20 CRANKSHAFT OIL SEAL 1 1200310135 REMOV AL AND INST ALLA TION (Engine oil: bolt wash- er surface) 127 - 137 Nm 10 5 4 3 2 1 <M/T> <A/T> 7 9 12 8 11 <M/T> <A/T> Crankshaft (Engine oil: bolt washer surface) Crankshaft 9 10 12 5 Sealant: 3M Stud locking 4170 or equivalent Lip sect[...]
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Pagina 21
ENGINE <4G6> - Crankshaft Oil Seal 1 1A-21 REMOV AL SERVICE POINTS A A " TRANSMISSION ASSEMBL Y REMOV AL <M/T>: Refer to GROUP 22. Caution Do not remove the flywheel mounting bolt shown by the arrow . If this bolt Is removed, the flywheel will become out of balance and damaged. <A/T>: Refer to GROUP 23. A B " PLA TE <[...]
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Pagina 22
ENGINE <4G6> - Cylinder Head Gasket 1 1A-22 CYLINDER HEAD GASKET 1 1200400542 REMOV AL AND INST ALLA TION Pre-removal Operation D Fuel Discharge Prevention (Refer to GROUP 13A - On-vehicle Service.) D Engine Oil Draining (Refer to GROUP 12 - On-vehicle Service.) D Thermostat Case Assembly Removal (Refer to GROUP 14 - Water Hose and W ater Pip[...]
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Pagina 23
ENGINE <4G6> - Cylinder Head Gasket 1 1A-23 (Engine oil) 31 Nm <Cold engine> 78 Nm ® 0N m ® 20 Nm ® +9 0 _ ® +9 0 _ 3.4 Nm 26 29 34 Nm 24 Nm 44 Nm 12 13 14 15 16 17 20 21 22 23 24 25 27 28 49 Nm 10 Nm 19 18 12. Radiator upper hose connection 13. PCV hose 14. Ignition coil connector 15. Ignition coil assembly 16. Breather hose 17. En[...]
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Pagina 24
ENGINE <4G6> - Cylinder Head Gasket 1 1A-24 REMOV AL SERVICE POINTS A A " POWER STEERING OIL PUMP AND BRACKET ASSEMBL Y REMOV AL Remove the power steering oil pump and bracket assembly from the engine with the hose attached. NOTE Place the removed power steering oil pump in a place where it will not be a hindrance when removing and insta[...]
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Pagina 25
ENGINE <4G6> - Cylinder Head Gasket 1 1A-25 4. T ighten the bolts by the following procedure. Step Operation Remarks 1 T ighten to 78 Nm. Carry out in the order shown in the illustration. 2 Fully loosen. Carry out in the reverse order of that shown in the illustration. 3 T ighten to 20 Nm. Carry out in the order shown in the illustration. 4 T[...]
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Pagina 26
ENGINE <4G6> - T iming Belt 1 1A-26 TIMING BEL T 1 1200430473 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Crankshaft Pulley Removal and Installation (Refer to P .1 1A-15.) D Engine Mount Bracket Removal and Installation (Refer to GROUP 32 - Engine Mounting.) 10 - 12 Nm 48 Nm 1 2 5 24 Nm 4 3 9N m Removal steps 1. [...]
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Pagina 27
ENGINE <4G6> - T iming Belt 1 1A-27 REMOV AL SERVICE POINT A A " TIMING BEL T REMOV AL 1. T urn the crankshaft clockwise (right turn) to align each timing mark and to set the No. 1 cylinder at compression top dead centre. Caution The crankshaft should always be turned only clockwise. 2. Loosen the tension pulley centre bolt. 3. Move the [...]
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Pagina 28
ENGINE <4G6> - T iming Belt 1 1A-28 4. Once the holes are aligned, insert the set pin. NOTE When replacing the auto tensioner with a new part, the pin will be in the auto tensioner . 5. Install the auto tensioner to the engine. " B A TIMING BEL T INST ALLA TION 1. Align the timing marks on the camshaft sprocket, crankshaft sprocket and o[...]
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Pagina 29
ENGINE <4G6> - T iming Belt 1 1A-29 " C A TIMING BEL T TENSION ADJUSTMENT 1. After turning the crankshaft 1/4 of a revolution in the anticlockwise direction, turn it in the clockwise direction until the timing marks are aligned. 2. Loosen the tension pulley fixing bolt, and then use the special tool and a torque wrench to tighten the fix[...]
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Pagina 30
ENGINE <4G6> - T iming Belt B 1 1A-30 TIMING BEL T B 1 1200460106 REMOV AL AND INST ALLA TION 19 Nm 108 - 127 Nm 1 2 3 4 5 Removal steps 1. Timing belt (Refer to P .1 1A-26.) A A "" C A 2. Crankshaft sprocket " B A 3. Flange 4. Timing belt B tensioner A B "" A A 5. Timing belt B REMOV AL SERVICE POINTS A A " CRAN[...]
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Pagina 31
ENGINE <4G6> - T iming Belt B 1 1A-31 INST ALLA TION SERVICE POINTS " A A TIMING BEL T B INST ALLA TION, ADJUSTMENT 1. Install timing belt “B” by the following procedure. (1) Ensure that crankshaft sprocket “B” timing mark and the counterbalance shaft sprocket timing mark are aligned. (2) Fit timing belt “B” over crankshaft s[...]
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Pagina 32
ENGINE <4G6> - T iming Belt B 1 1A-32 " C A CRANKSHAFT SPROCKET INST ALLA TION NOTE Apply the minimum amount of engine oil to the bearing surface and thread of the crankshaft bolt. MD998719 or MD998754 MB990767 Crankshaft sprocket[...]
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Pagina 33
ENGINE <4G6> - Engine Assembly 1 1A-33 ENGINE ASSEMBL Y 1 1200090015 REMOV AL AND INST ALLA TION Pre-removal Operation D Fuel Discharge Prevention (Refer to GROUP 13A - On-vehicle Service.) D Engine Coolant Draining D Thermostat Case Assembly Removal (Refer to GROUP 14 - Water Hose and W ater Pipe.) D Front Exhaust Pipe Removal (Refer to GROU[...]
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Pagina 34
ENGINE <4G6> - Engine Assembly 1 1A-34 13 14 15 16 17 18 19 20 21 22 23 24 25 26 49 Nm 57 Nm* 25 98 Nm 13. Drive belt (Alternator) 14. Drive belt (Power steering and A/C) A A " 15. Power steering oil pump and bracket assembly A B " 16. A/C compressor 17. Alternator connector 18. Oil pressure switch connector 19. Heater hose connecti[...]
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Pagina 35
ENGINE <4G6> - Engine Assembly 1 1A-35 REMOV AL SERVICE POINTS A A " POWER STEERING OIL PUMP AND BRACKET ASSEMBL Y REMOV AL Remove the power steering oil pump and bracket assembly from the engine with the hose attached. NOTE Place the removed power steering oil pump in a place where it will not be a hindrance when removing and installing[...]
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Pagina 36
ENGINE <4G6> - Engine Assembly 1 1A-36 INST ALLA TION SERVICE POINTS " A A ENGINE ASSEMBL Y INST ALLA TION Install the engine assembly , checking that the cables, hoses, and harness connectors are not clamped. " B A ENGINE MOUNT ST OPPER INST ALLA TION Clamp the engine mount stopper so that the arrow points in the direction as shown[...]
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Pagina 37
1 1B-1 ENGINE <6A1> CONTENTS 1 1 109000610 GENERAL INFORMA TION 2 .................. SER VICE SPECIFICA TIONS 2 ................. SEALANTS 3 ................................ SPECIAL TOOLS 3 ........................... ON-VEHICLE SER VICE 5 ..................... Drive Belt T ension Check and Adjustment 5 ...... Ignition T iming Check 6 .......[...]
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Pagina 38
ENGINE <6A1> - General Information/Service Specifications 1 1B-2 GENERAL INFORMA TION 1 1 100010452 Items 6A13 T otal displacement mL 2,498 Bore ´ Stroke mm 81.0 ´ 80.8 Compression ratio 9.5 Combustion chamber Pentroof type Camshaft arrangement SOHC Intake 12 Number of valve Exhaust 12 Opening BTDC 15 _ Intake Closing ABDC 53 _ V alve timin[...]
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Pagina 39
ENGINE <6A1> - Service Specifications/Sealants/Special T ools 1 1B-3 Items Limit Standard value Idle speed r/min 650 ± 100 - CO contents % 0.2 or less - HC contents ppm 100 or less - Compression pressure (250 - 400 r/min) kPa 1 177 Min. 875 Compression pressure difference of all cylinder kPa - Max. 98 Intake manifold vacuum kPa - Min. 60 Cyl[...]
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Pagina 40
ENGINE <6A1> - Special T ools 1 1B-4 T ool Use Name Number MD998443 Auto-lash adjuster holder Supporting of auto-lash adjuster MD998713 Camshaft oil seal installer Press-in of the camshaft oil seal MD998776 Crankshaft rear oil seal installer Press-in of the crankshaft rear oil seal MB990938 Handle Press-in of the crankshaft rear oil seal MD99[...]
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Pagina 41
ENGINE <6A1> - Special T ools/On-vehicle Service 1 1B-5 T ool Use Name Number MB991453 Engine hanger assembly Supporting the engine assembly during removal and installation of the transmission ON-VEHICLE SERVICE 1 1 100090425 DRIVE BEL T TENSION CHECK AND ADJUSTMENT AL TERNA T OR DRIVE BEL T TENSION CHECK Use a belt tension gauge to check tha[...]
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Pagina 42
ENGINE <6A1> - On-vehicle Service 1 1B-6 POWER STEERING OIL PUMP AND AIR CONDITIONER COMPRESSOR DRIVE BEL T TENSION CHECK AND ADJUSTMENT 1 1 100130134 1. Use a belt tension gauge to check that the belt tension is at the standard value at a point half-way between the two pulleys (indicated by an arrow in the illustration). In addition, press t[...]
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Pagina 43
ENGINE <6A1> - On-vehicle Service 1 1B-7 9. Press the MUT - II clear key (Select a forced driving cancel mode) to release the Actuator test. Caution If the test is not cancelled, a forced driving will continue for 27 minutes. Driving under this condition may damage the engine. 10. Check that ignition timing is at the standard value. Standard [...]
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Pagina 44
ENGINE <6A1> - On-vehicle Service 1 1B-8 5. Set the CO, HC tester . 6. Check the CO contents and the HC contents at idle. Standard value CO contents: 0.2% or less HC contents: 100 ppm or less 7. If there is a deviation from the standard value, check the following items: D Diagnosis output D Closed-loop control (When the closed-loop control is[...]
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Pagina 45
ENGINE <6A1> - On-vehicle Service 1 1B-9 6. Set compression gauge to one of the spark plug holes. 7. Crank the engine with the throttle valve fully open and measure the compression pressure. Standard value (at engine speed of 250 - 400 r/min): 1,177 kPa Limit (at engine speed of 250 - 400 r/min): Min. 875 kPa 8. Measure the compression pressu[...]
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Pagina 46
ENGINE <6A1> - On-vehicle Service 1 1B-10 LASH ADJUSTER CHECK 1 1 100290337 If an abnormal noise (knocking) that seems to be coming from the lash adjuster is heard after starting the engine and does not stop, carry out the following check. NOTE (1) The abnormal noise which is caused by a problem with the lash adjusters is generated after the [...]
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Pagina 47
ENGINE <6A1> - On-vehicle Service 1 1B-1 1 (3) Carry out lash adjuster simple check. (Refer to P .1 1B-12.) D If any of the rocker arms can be pushed down easily during the lash adjuster simple check, replace the corresponding lash adjusters. D If the lash adjuster simple check has been carried out but all lash adjusters are normal (if none o[...]
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Pagina 48
ENGINE <6A1> - On-vehicle Service 1 1B-12 <LASH ADJUSTER SIMPLE CHECK> 1. Stop the engine. 2. Remove the rocker cover . 3. Set the No.1 cylinder to the compression top dead centre position. 4. Check the rocker arms indicated by white arrows in the illustration by the procedures given below . <Checking an intake-side rocker arm> Ch[...]
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Pagina 49
ENGINE <6A1> - On-vehicle Service ENGINE <6A1> - On-vehicle Service 1 1B-13 1. Check the engine oil and replenish or replace the oil if necessary . NOTE (1) If there is a only small amount of oil, air will be drawn in through the oil screen and will get into the oil passage. (2) If the amount of oil is greater than normal, then the oil [...]
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Pagina 50
ENGINE <6A1> - Crankshaft Pulley 1 1B-14 CRANKSHAFT PULLEY 1 1200160310 REMOV AL AND INST ALLA TION Pre-removal Operation D Under Cover Removal Post-installation Operation D Drive Belt T ension Adjustment (Refer to P .1 1B-5.) D Under Cover Installation 177 - 186 Nm 1 2 3 (Engine oil) 4 5 Removal steps 1. Drive belt (Power steering oil pump, [...]
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Pagina 51
ENGINE <6A1> - Camshaft and Camshaft Oil Seal 1 1B-15 CAMSHAFT AND CAMSHAFT OIL SEAL 1 1200220124 REMOV AL AND INST ALLA TION <Front bank> Pre-removal and Post-installation Operation D Engine Coolant Draining and Refilling (Refer to GROUP 14 - On-vehicle Service.) D Air Intake Hose Assembly Removal and Installation D T iming Belt Remova[...]
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Pagina 52
ENGINE <6A1> - Camshaft and Camshaft Oil Seal 1 1B-16 <Rear bank> Pre-removal and Post-installation Operation D Air Intake Plenum Removal and Installation (Refer to GROUP 15.) D T iming Belt Removal and Installation (Refer to P .1 1B-26.) D Distributor Removal and Installation (Refer to GROUP 16.) D Drive Belt T ension Adjustment (Refer[...]
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Pagina 53
ENGINE <6A1> - Camshaft and Camshaft Oil Seal 1 1B-17 A B " CAMSHAFT SPROCKET REMOV AL A C " ROCKER ARM AND SHAFT ASSEMBL Y REMOV AL 1. Install the special tools as shown in the illustration so that the lash adjusters will not fall out. 2. Loosen the rocker arm and shaft assembly mounting bolt, and then remove the rocker arm and sha[...]
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Pagina 54
ENGINE <6A1> - Camshaft and Camshaft Oil Seal 1 1B-18 " C A CAMSHAFT SPROCKET INST ALLA TION Use the special tool to stop the camshaft sprocket from turning in the same way as was done during removal, and then tighten the bolts to the specified torque. T ightening torque: 88 Nm " D A RADIA TOR LOWER HOSE/RADIA TOR UPPER HOSE CONNECT[...]
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Pagina 55
ENGINE <6A1> - Oil Pan 1 1B-19 OIL P A N 1 1200280214 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Engine Oil Draining and Supplying (Refer to GROUP 12 - On-vehicle Service.) D Oil Level Gauge Removal and Installation D Front Exhaust Pipe Removal and Installation (Refer to GROUP 15.) D Under Cover Removal and Inst[...]
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Pagina 56
ENGINE <6A1> - Oil Pan 1 1B-20 REMOV AL SERVICE POINT A A " LOWER OIL P AN/UPPER OIL P AN REMOV AL After removing the oil pan mounting bolts, remove the oil pan with the special tool and a brass bar . Caution Perform this slowly to avoid deformation of the oil pan flange. INST ALLA TION SERVICE POINT " A A DRAIN PLUG GASKET INST ALL[...]
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Pagina 57
ENGINE <6A1> - Crankshaft Oil Seal 1 1B-21 CRANKSHAFT OIL SEAL 1 1200310142 REMOV AL AND INST ALLA TION 1 2 3 4 5 6 7 8 9 10 11 <M/T> <A/T> <M/T> (Engine oil: bolt wash- er surface) Crankshaft <A/T> (Engine oil: bolt washer surface) Crankshaft Sealant: 3M Stud Locking 4170 or equivalent Lip section Lip section 7 8 10 5[...]
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Pagina 58
ENGINE <6A1> - Crankshaft Oil Seal 1 1B-22 REMOV AL SERVICE POINTS A A " TRANSMISSION ASSEMBL Y REMOV AL <M/T>: Refer to GROUP 22. Caution Do not remove the flywheel mounting bolt shown by the arrow . If this bolt Is removed, the flywheel will become out of balance and damaged. <A/T>: Refer to GROUP 23. A B " PLA TE <[...]
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Pagina 59
ENGINE <6A1> - Crankshaft Oil Seal 1 1B-23 " C A CRANKSHAFT FRONT OIL SEAL INST ALLA TION 1. Apply a small amount of engine oil to the entire circumference of the oil seal lip. 2. T ap the oil seal unit it is flush with the oil seal case. Crankshaft MD998717 MD998717 Oil seal[...]
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Pagina 60
ENGINE <6A1> - Cylinder Head Gasket 1 1B-24 CYLINDER HEAD GASKET 1 1200400559 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Engine Coolant Draining and Refilling (Refer to GROUP 14 - On-vehicle Service.) D Air Intake Hose Assembly Removal and Installation D Radiator Assembly Removal and Installation (Refer to GROUP[...]
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Pagina 61
ENGINE <6A1> - Cylinder Head Gasket 1 1B-25 REMOV AL SERVICE POINT A A " CYLINDER HEAD BOL T REMOV AL Loosen the bolts in 2 or 3 steps in order of the numbers shown in the illustration, and remove the cylinder head assembly . INST ALLA TION SERVICE POINTS " A A CYLINDER HEAD GASKET INST ALLA TION 1. Wipe off all oil and grease from [...]
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Pagina 62
ENGINE <6A1> - Timing Belt 1 1B-26 TIMING BEL T 1 1200430480 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Under Cover Removal and Installation D Crankshaft Pulley Removal and Installation D Alternator Removal and Installation (Refer to GROUP 16.) D Drive Belt T ension Adjustment (Refer to P .1 1B-5.) 10 - 12 Nm 10[...]
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Pagina 63
ENGINE <6A1> - Timing Belt 1 1B-27 REMOV AL SERVICE POINT A A " TIMING BEL T REMOV AL 1. Align each of the timing marks. 2. Loosen the centre bolt of the tension pulley and remove the timing belt. Caution (1) If the timing belt is to be reused, use chalk to mark it with an arrow on its flat side indicating the turning direction. (2) If t[...]
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Pagina 64
ENGINE <6A1> - Timing Belt 1 1B-28 " B A TIMING BEL T INST ALLA TION 1. Check that the timing marks of the both camshaft sprockets and the crankshaft sprocket are aligned. NOTE In this condition, t he No.1 cylinder will be in th e compression top dead centre position. 2. Install the timing belt so that there is no slackness on the tensio[...]
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Pagina 65
ENGINE <6A1> - Timing Belt 1 1B-29 " C A TIMING BEL T TENSION ADJUSTMENT 1. After turning the crankshaft 1/4 of a revolution in the anticlockwise direction, turn it in the clockwise direction until the timing marks are aligned. 2. Loosen the tensioner pulley fixing bolt, and then use the special tool and a torque wrench to tighten the fi[...]
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Pagina 66
ENGINE <6A1> - Engine Assembly 1 1B-30 ENGINE ASSEMBL Y 1 1200100558 REMOV AL AND INST ALLA TION Pre-removal Operation D Fuel Discharge Prevention (Refer to GROUP 13A - On-vehicle Service.) D Under Cover Removal D Hood Removal (Refer to GROUP 42.) D Air Cleaner Removal D Radiator Removal (Refer to GROUP 14.) D Front Exhaust Pipe Removal (Refe[...]
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Pagina 67
ENGINE <6A1> - Engine Assembly 1 1B-31 12 Nm 57 Nm 25 26 27 28 29 30 31 32 34 33 39 Nm 67 Nm 35 Nm 27 33 98 - 1 18 Nm* 12 Nm 27 25. Drive belt (Alternator) 26. Drive belt (Power steering and A/C) 27. Clamp bolt (Power steering hose and pipe) A A " 28. Power steering oil pump assembly A B " 29. A/C compressor 30. Heater hose connecti[...]
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Pagina 68
ENGINE <6A1> - Engine Assembly 1 1B-32 REMOV AL SERVICE POINTS A A " POWER STEERING OIL PUMP AND BRACKET ASSEMBL Y REMOV AL Remove the power steering oil pump and bracket assembly from the engine with the hose attached. NOTE Place the removed power steering oil pump in a place where it will not be a hindrance when removing and installing[...]
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Pagina 69
ENGINE <6A1> - Engine Assembly 1 1B-33 INST ALLA TION SERVICE POINTS " A A ENGINE ASSEMBL Y INST ALLA TION Install the engine assembly , checking that the cables, hoses, and harness connectors are not clamped. " B A ENGINE MOUNT ST OPPER INST ALLA TION Clamp the engine mount stopper so that the arrow points in the direction as shown[...]
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Pagina 70
NOTES[...]
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Pagina 71
1 1C-1 ENGINE <4D6> CONTENTS 1 1 109000627 GENERAL INFORMA TION 2 .................. SER VICE SPECIFICA TIONS 2 ................. SEALANTS 3 ................................ SPECIAL TOOLS 4 ........................... ON-VEHICLE SER VICE 6 ..................... Drive Belt T ension Check and Adjustment 6 ...... V alve Clearance Check and Adjus[...]
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Pagina 72
ENGINE <4D6> - General Information/Service Specifications 1 1C-2 GENERAL INFORMA TION 1 1 100010476 Items 4D68 T otal displacement mL 1,998 Bore ´ Stroke mm 82.7 ´ 93.0 Compression ratio 22.4 Combustion chamber V ortex chamber type Camshaft arrangement SOHC Number of valve Intake 4 Exhaust 4 V alve timing Intake Opening BTDC 20 _ Closing AB[...]
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Pagina 73
ENGINE <4D6> - Service Specifications/Sealants 1 1C-3 Items Limit Standard value Power T ension N When checked 294 - 490 - steering oil pump drive When a used belt is installed 343 - 441 - belt tension When a new belt is installed 490 - 686 - Deflection When checked 12.6 - 16.3 - mm When a used belt is installed 13.4 - 15.3 - When a new belt [...]
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Pagina 74
ENGINE <4D6> - Special T ools 1 1C-4 SPECIAL T OOLS 1 1 100060471 T ool Number Name Use MB991502 MUT - II sub assembly Idle speed check MB998720 Prestroke measuring adapter Adjustment of the injection timing MB990767 End yoke holder Holding the camshaft sprocket MD998719 Crankshaft pulley holder pin MD998754 Crankshaft pulley holder pin MD998[...]
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Pagina 75
ENGINE <4D6> - Special T ools 1 1C-5 T ool Use Name Number MD998382 Crankshaft front oil seal installer Installing the crankshaft front oil seal MD998383 Crankshaft front oil seal guide MD998781 Flywheel stopper Securing the flywheel <M/T> or drive plate <A/T> GENERAL SERVICE TOOL MZ203827 Engine lifter Supporting the engine assem[...]
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Pagina 76
ENGINE <4D6> - On-vehicle Service ENGINE <4D6> - On-vehicle Service 1 1C-6 ON-VEHICLE SERVICE 1 1 100090449 DRIVE BEL T TENSION CHECK AND ADJUSTMENT AL TERNA TOR DRIVE BEL T TENSION CHECK Use a belt tension gauge to check that the belt tension is at the standard value at a point half-way between the two pulleys as shown in the illustrat[...]
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Pagina 77
ENGINE <4D6> - On-vehicle Service 1 1C-7 POWER STEERING OIL PUMP DRIVE BEL T TENSION CHECK AND ADJUSTMENT 11 100110183 1. Check the tension by pulling or pushing at the centre of the belt between pulleys with a force of 98 N as shown in the figure. Measure drive belt deflection amount. Standard value: Items When checked When a used belt is in[...]
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Pagina 78
ENGINE <4D6> - On-vehicle Service 1 1C-8 COMPRESSOR DRIVE BEL T TENSION CHECK AND ADJUSTMENT 1 1 100100203 1. Check the tension by pulling or pushing at the centre of the belt between pulleys with a force of 98 N as shown in the figure. Measure drive belt deflection amount. Standard value: Items When checked When a used belt is installed When[...]
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Pagina 79
ENGINE <4D6> - On-vehicle Service 1 1C-9 6. Measure the valve clearance in the places indicated by arrows in the illustration. Arrow A: When the No.1 cylinder is at compression top dead centre Arrow B: When the No.4 cylinder is at compression top dead centre Standard value: When warm When cold (NOTE) Intake 0.35 mm 0.25 mm Exhaust 0.45 mm 0.3[...]
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Pagina 80
ENGINE <4D6> - On-vehicle Service 1 1C-10 8. T ighten the lock nut while holding the adjusting screw with a screwdriver so that it doesn’t turn. 9. T urn the crankshaft one full revolution to align the crankshaft pulley timing mark. 10. Adjust the remaining valves by the same procedure as in steps 7. - 9. above. 1 1. Install the glow plugs [...]
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Pagina 81
ENGINE <4D6> - On-vehicle Service 1 1C-1 1 7. T urn the crankshaft clockwise to move th e No.1 cylinder approximately 30 _ before compression top dead centre. 8. Set the needle of the dial gauge to 0. 9. Check that the needle doesn’t move even if the crankshaft is turned slightly (2 - 3 _ ) in both clockwise and anti-clockwise direction. NO[...]
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Pagina 82
ENGINE <4D6> - On-vehicle Service 1 1C-12 IDLE SPEED CHECK 1 1 100350073 NOTE Check that the injection timing is normal, and then perform this check. 1. Before inspection, set the vehicle to the pre-inspection condition. 2. Connect the MUT - II to the diagnosis connector . 3. Start the engine and check that the idle speed is at the standard v[...]
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Pagina 83
ENGINE <4D6> - On-vehicle Service 1 1C-13 5. Set compression gauge to one of the glow plug holes. 6. Crank the engine and measure the compression pressure. Standard value: 3,500 kPa (at engine speed of 280 r/min) Limit: Min. 2,560 kPa (at engine speed of 280 r/min) 7. Measure the compression pressure for all cylinders, and check that the pres[...]
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Pagina 84
ENGINE <4D6> - On-vehicle Service 1 1C-14 5. T urn the crankshaft anti-clockwise by 1/2 the width of a camshaft sprocket tooth in order to take up the slack in the idler pulley belt (the side where th e belt is slack). 6. Loosen the timing belt tensioner mounting bolt by 1/4 - 1/3 a turn, and use the force of the tensioner spring to apply ten[...]
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Pagina 85
ENGINE <4D6> - Crankshaft Pulley 1 1C-15 CRANKSHAFT PULLEY 1 1200160327 REMOV AL AND INST ALLA TION Pre-removal Operation D Under Cover Removal Post-installation Operation D Drive Belt T ension Adjustment (Refer to P .1 1C-6.) D Under Cover Installation 25 Nm 1 2 3 4 Removal steps 1. Drive belt (Power steering) 2. Drive belt (A/C) 3. Drive be[...]
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Pagina 86
ENGINE <4D6> - Camshaft and Camshaft Oil Seal 1 1C-16 CAMSHAFT AND CAMSHAFT OIL SEAL 1 1200190425 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D T iming Belt Removal and Installation (Refer to P .1 1C-26.) D Air Pipe A Removal and Installation D V acuum Pump Removal and Installation (Refer to GROUP 14.) Cam section [...]
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Pagina 87
ENGINE <4D6> - Camshaft and Camshaft Oil Seal 1 1C-17 REMOV AL SERVICE POINT A A " CAMSHAFT SPROCKET REMOV AL INST ALLA TION SERVICE POINTS " A A CAMSHAFT BEARING CAP INST ALLA TION The cap numbers are embossed on the top surface of the bearing caps, so install in the order of the numbers. However , no numbers are embossed on bearin[...]
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Pagina 88
ENGINE <4D6> - Oil Pan 1 1C-18 OIL P A N 1 1200280221 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Under Cover Removal and Installation D Front Exhaust Pipe Removal and Installation (Refer to GROUP 15.) D Engine Oil Level Gauge Removal and Insertion D Engine Oil Draining and Refilling (Refer to GROUP 12 - On-vehic[...]
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Pagina 89
ENGINE <4D6> - Oil Pan 1 1C-19 REMOV AL SERVICE POINT A A " OIL P AN REMOV AL After removing the oil pan mounting bolts, remove the oil pan with the special tool and a brass bar . Caution Perform this slowly to avoid deformation of the oil pan flange. INST ALLA TION SERVICE POINT " A A DRAIN PLUG GASKET INST ALLA TION Install the dr[...]
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Pagina 90
ENGINE <4D6> - Crankshaft Oil Seal 1 1C-20 CRANKSHAFT OIL SEAL 1 1200310159 REMOV AL AND INST ALLA TION (Engine oil: bolt washer surface) (Engine oil: bolt washer surface) <M/T> <A/T> (Engine oil) Lip section Lip section Engine oil Crankshaft Crankshaft Sealant: 3M Stud Locking 4170 or equivalent 1 2 3 4 5 6 7 8 9 10 11 127 - 137 [...]
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Pagina 91
ENGINE <4D6> - Crankshaft Oil Seal 1 1C-21 REMOV AL SERVICE POINT A A " TRANSMISSION ASSEMBL Y REMOV AL <M/T>: Refer to GROUP 22. Caution Do not remove the flywheel mounting bolt shown by the arrow . If this bolt Is removed, the flywheel will become out of balance and damaged. <A/T>: Refer to GROUP 23. A B " ADAPTER PLA [...]
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Pagina 92
ENGINE <4D6> - Crankshaft Oil Seal 1 1C-22 " C A CRANKSHAFT FRONT OIL SEAL INST ALLA TION 1. Apply a small amount of engine oil to the entire circumference of the oil seal lip. 2. T ap the oil seal unit it is flush with the oil seal case. Crankshaft Oil seal MD998382 MD998383 Front lower case[...]
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Pagina 93
ENGINE <4D6> - Cylinder Head Gasket ENGINE <4D6> - Cylinder Head Gasket 1 1C-23 CYLINDER HEAD GASKET 1 1200400566 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Engine Coolant Draining and Refilling (Refer to GROUP 14 - On-vehicle Service.) D Air Pipe A Removal and Installation (Refer to GROUP 15 - Intercooler[...]
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Pagina 94
1 1C-24 A A " FUEL INJECTION PIPE REMOV AL When loosening nuts at injection pipe ends, hold the nut at other side (delivery holder nut for pump side, nozzle holder nut at nozzle side) with wrench. Caution After disconnecting the injection pipe, plug the opening so that no foreign particles get inside the pump or into the injection nozzle. A B [...]
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Pagina 95
ENGINE <4D6> - Cylinder Head Gasket 1 1C-25 4. T ighten the bolts by the following procedure. Step Operation Remarks 1 T ighten to 88 Nm. Carry out in the order shown in the illustration. 2 Fully loosen. Carry out in the reverse order of that shown in the illustration. 3 T ighten to 39 Nm. Carry out in the order shown in the illustration. 4 T[...]
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Pagina 96
ENGINE <4D6> - Timing Belt 1 1C-26 TIMING BEL T 1 1200430497 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Crankshaft Pulley Removal and Installation (Refer to P .1 1C-15.) D Engine Mount Bracket Removal and Installation (Refer to GROUP 32.) 10 - 12 Nm 9N m 25 Nm 23 Nm 19 Nm 10 - 12 Nm 10 - 12 Nm 10 - 12 Nm 9N m 10[...]
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Pagina 97
ENGINE <4D6> - Timing Belt 1 1C-27 REMOV AL SERVICE POINTS A A " TIMING BEL T FRONT UPPER COVER INST ALLA TION Attach protective tape to the engine mount bracket, and then remove the timing belt front upper cover . A B " TIMING BEL T REMOV AL 1. Align th e timing marks. 2. Loosen the installation bolt of the timing belt tensioner . [...]
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Pagina 98
ENGINE <4D6> - Timing Belt 1 1C-28 INST ALLA TION SERVICE POINTS " A A TIMING BEL T INST ALLA TION 1. Ensure that the timing marks of the camshaft sprocket, the injection pump sprocket, the crankshaft sprocket, and the oil pump sprocket are all aligned. 2. Move the timing belt tensioner downward and loosely tighten the bolt so that the t[...]
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Pagina 99
ENGINE <4D6> - Timing Belt 1 1C-29 6. Using the index finger , press between the camshaft sprocket and the injection pump sprocket, and check whether or not the amount of flexion is within the standard value range. Standard value: 4 - 5 mm Injection pump sprocket Camshaft sprocket[...]
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Pagina 100
ENGINE <4D6> - T iming Belt B 1 1C-30 TIMING BEL T B 1 12004601 13 REMOV AL AND INST ALLA TION Pre-removal and Post-installation Operation D Crankshaft Pulley Removal and Installation (Refer to P .1 1C-15.) D Engine Mount Bracket Removal and Installation (Refer to GROUP 32.) D T iming Belt Removal and Installation (Refer to P .1 1C-26.) (Engi[...]
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Pagina 101
ENGINE <4D6> - T iming Belt B 1 1C-31 A B " TIMING BEL T B REMOV AL Caution If the timing belt “B” is to be re-used, use chalk to mark (on its flat side) an arrow indicating the clockwise direction. INST ALLA TION SERVICE POINTS " A A TIMING BEL T B INST ALLA TION 1. Install the timing belt “B” by the following procedure. (1[...]
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Pagina 102
ENGINE <4D6> - T iming Belt B 1 1C-32 " B A CRANKSHAFT SPROCKET INST ALLA TION 1. Apply as little engine oil as possible to the seat and the thread of the crankshaft bolt. 2. Secure the crankshaft sprocket in the same way as during removal, and then tighten the bolt to the specified torque. T ightening torque: 108 - 127 Nm[...]
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Pagina 103
ENGINE <4D6> - Engine Assembly 1 1C-33 ENGINE ASSEMBL Y 1 1200100565 REMOV AL AND INST ALLA TION Pre-removal Operation D Hood Removal (Refer to GROUP 42.) D Air Cleaner Assembly Removal D Engine Coolant Draining D Radiator Assembly Removal (Refer to GROUP 14.) D Under Cover Removal D Front Exhaust Pipe Removal (Refer to GROUP 15.) Post-instal[...]
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Pagina 104
ENGINE <4D6> - Engine Assembly 1 1C-34 18 19 20 21 22 23 24 25 26 27 28 29 29 - 34 Nm 98 Nm 12 Nm 57 Nm* 39 Nm 22 Nm 28 18. Heater hose connection 19. Drive belt (Power steering) 20. Drive belt (A/C) 21. Oil pump brace A A " 22. Power steering oil pump and bracket assembly A B " 23. A/C compressor 24. Engine oil cooler pipe connecti[...]
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Pagina 105
ENGINE <4D6> - Engine Assembly 1 1C-35 REMOV AL SERVICE POINTS A A " POWER STEERING OIL PUMP AND BRACKET ASSEMBL Y REMOV AL Remove the power steering oil pump and bracket assembly from the engine with the hose attached. NOTE Place the removed power steering oil pump in a place where it will not be a hindrance when removing and installing[...]
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Pagina 106
ENGINE <4D6> - Engine Assembly 1 1C-36 INST ALLA TION SERVICE POINTS " A A ENGINE ASSEMBL Y INST ALLA TION Install the engine assembly , checking that the cables, hoses, and harness connectors are not clamped. " B A ENGINE MOUNT ST OPPER INST ALLA TION Clamp the engine mount stopper so that the arrow points in the direction as shown[...]