Engine Control System (Service Information): Removal & Installation Lexus GS III рестайлинг

REMOVAL

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE COOL AIR INTAKE DUCT SEAL See step 5
3. REMOVE ENGINE ROOM SIDE COVER LH See step 6
4. REMOVE ENGINE ROOM NO. 1 RELAY BLOCK COVER
5. REMOVE RADIATOR RESERVOIR ASSEMBLY Disconnect the inverter drain hose from the bracket. Remove the 2 bolts and radiator reservoir.
6. REMOVE HYBRID VEHICLE CONTROL ECU Detach the side of the wire harness clamp labeled A from the wire harness. Detach the 3 wire harness clamps. Remove the nut, 4 screws and bracket. Remove the 2 screws and ECU. NOTE: Make sure that the lock lever is raised 90° as shown in the illustration before disconnecting the connectors. Failure to do this may cause the connectors to break. Raise the lock lever and disconnect the 2 connectors. Remove the hybrid vehicle control ECU.
7. REMOVE ECM Remove the 2 nuts and ECM with bracket. Disconnect the 2 ECM connectors. Raise the 2 levers while pushing the locks on the 2 levers, and remove the 2 ECM connectors. Remove the 2 screws and ECM lower bracket.

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1. INSTALL ECM Install the ECM to the ECM lower bracket with the 2 screws. Torque: 3.0 N*m ( 30 kgf*cm, 27 in.*lbf) Connect the 2 ECM connectors. Connect the 2 connectors to the ECM and lower the 2 levers. NOTE: Make sure that the 2 levers are securely lowered. Install the ECM with bracket with the 2 nuts. Torque: 5.5 N*m ( 56 kgf*cm, 49 in.*lbf)
2. INSTALL HYBRID VEHICLE CONTROL ECU NOTE: Make sure that the lock lever is raised 90° before connecting the connectors. Failure to do this may cause the lock lever and terminals to break. Do not twist the wire harness when connecting the connectors. Connect the 2 connectors to the hybrid vehicle control ECU and push each lock lever down to lock the connectors. Install the ECU with the 2 screws. Torque: 3.0 N*m ( 30 kgf*cm, 27 in.*lbf) Install the bracket with the 4 screws and nut. Torque: 3.0 N*m ( 30 kgf*cm, 27 in.*lbf) for screw Torque: 5.5 N*m ( 56 kgf*cm, 49 in.*lbf) for nut Attach the 3 wire harness clamps. Attach the side of the wire harness clamp labeled A to the wire harness.
3. INSTALL RADIATOR RESERVOIR ASSEMBLY Install the reservoir with the 2 bolts. Torque: 5.0 N*m ( 51 kgf*cm, 44 in.*lbf) Connect the inverter drain hose to the bracket.
4. INSTALL ENGINE ROOM NO. 1 RELAY BLOCK COVER
5. INSTALL ENGINE ROOM SIDE COVER LH See step 32
6. INSTALL COOL AIR INTAKE DUCT SEAL See step 34
7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
8. PERFORM REGISTRATION . Refer to «INSTALLATION - Step 8»(ref-387078-S30316035402011022400000)
9. RESET MEMORY . Refer to «INSTALLATION - Step 9»(ref-387078-S30316035402011022400000)
10. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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INSTALLATION

1. INSTALL MASS AIR FLOW METER Install a new O-ring to the MAF meter. Install the MAF meter with the 2 screws. Connect the MAF meter connector.
2. INSTALL ENGINE ROOM SIDE COVER RH See step 33
3. INSTALL COOL AIR INTAKE DUCT SEAL See step 34
4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
5. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE V-BANK COVER See step 8
3. REMOVE VVT SENSOR (for Intake Side of Bank 1) Disconnect the sensor connector. Remove the bolt and sensor.
4. REMOVE VVT SENSOR (for Exhaust Side of Bank 1) Disconnect the sensor connector. Remove the bolt and sensor.
5. REMOVE VVT SENSOR (for Intake Side of Bank 2) Disconnect the sensor connector. Remove the bolt and sensor.
6. REMOVE VVT SENSOR (for Exhaust Side of Bank 2) Disconnect the sensor connector. Remove the bolt and sensor.

1. INSTALL VVT SENSOR (for Exhaust Side of Bank 2) Install the sensor with the bolt. Torque: 10 N*m ( 102 kgf*cm, 7 ft.*lbf) Connect the sensor connector.
2. INSTALL VVT SENSOR (for Intake Side of Bank 2) Install the sensor with the bolt. Torque: 10 N*m ( 102 kgf*cm, 7 ft.*lbf) Connect the sensor connector.
3. INSTALL VVT SENSOR (for Exhaust Side of Bank 1) Install the sensor with the bolt. Torque: 10 N*m ( 102 kgf*cm, 7 ft.*lbf) Connect the sensor connector.
4. INSTALL VVT SENSOR (for Intake Side of Bank 1) Install the sensor with the bolt. Torque: 10 N*m ( 102 kgf*cm, 7 ft.*lbf) Connect the sensor connector.
5. INSTALL V-BANK COVER See step 31
6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
7. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE SERVICE PLUG GRIP . Refer to «REMOVAL - Step 6»(ref-387094-S41672529212011022400000)
3. REMOVE COOL AIR INTAKE DUCT SEAL See step 5
4. REMOVE V-BANK COVER See step 8
5. REMOVE NO. 1 AIR CLEANER INLET . Refer to «REMOVAL - Step 2»(ref-387075-S12615702712011022400000)
6. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM . Refer to «REPLACEMENT - Step 1»(ref-387082-S36888907422011022400000)
7. REMOVE ENGINE UNDER COVER
8. REMOVE REAR ENGINE UNDER COVER LH
9. DISCONNECT NO. 1 COOLER REFRIGERANT SUCTION HOSE . Refer to «REMOVAL - Step 7»(ref-387082-S16844897582011022400000)
10. DISCONNECT NO. 1 COOLER REFRIGERANT DISCHARGE HOSE . Refer to «REMOVAL - Step 8»(ref-387082-S16844897582011022400000)
11. REMOVE ELECTRIC INVERTER COMPRESSOR . Refer to «REMOVAL - Step 9»(ref-387082-S16844897582011022400000)
12. REMOVE CRANKSHAFT POSITION SENSOR Disconnect the sensor connector. Remove the bolt and sensor.

Scheme 115

1. INSPECT CRANKSHAFT POSITION SENSOR Measure the resistance between the terminals. Standard resistance Temperature Specified Condition Cold 1,630 to 2,740 ohms Hot 2,065 to 3,225 ohms NOTE: In the table above, the terms "cold" and "hot" refer to the temperature of the coils. "Cold" means approximately -10 to 50°C (14 to 122°F). "Hot" means approximately 50 to 100°C (122 to 212°F). If the resistance is not as specified, replace the sensor.

Scheme 116

1. INSTALL CRANKSHAFT POSITION SENSOR Apply a coat of engine oil to the O-ring of the sensor. Install the sensor with the bolt. Torque: 10 N*m ( 102 kgf*cm, 7 ft.*lbf) Connect the crankshaft position sensor connector.
2. ADJUST COMPRESSOR OIL . Refer to «INSTALLATION - Step 1»(ref-387082-S37061646732011022400000)
3. INSTALL ELECTRIC INVERTER COMPRESSOR . Refer to «INSTALLATION - Step 2»(ref-387082-S37061646732011022400000)
4. INSTALL NO. 1 COOLER REFRIGERANT DISCHARGE HOSE . Refer to «INSTALLATION - Step 3»(ref-387082-S37061646732011022400000)
5. INSTALL NO. 1 COOLER REFRIGERANT SUCTION HOSE . Refer to «INSTALLATION - Step 4»(ref-387082-S37061646732011022400000)
6. INSTALL SERVICE PLUG GRIP . Refer to «INSTALLATION - Step 33»(ref-387094-S08557413472011022400000)
7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
8. CHARGE REFRIGERANT . Refer to «REPLACEMENT - Step 2»(ref-387082-S36888907422011022400000)
9. WARM UP ENGINE . Refer to «REPLACEMENT - Step 3»(ref-387082-S36888907422011022400000)
10. CHECK FOR LEAKAGE OF REFRIGERANT . Refer to «REPLACEMENT - Step 4»(ref-387082-S36888907422011022400000)
11. INSTALL REAR ENGINE UNDER COVER LH
12. INSTALL ENGINE UNDER COVER
13. INSTALL NO. 1 AIR CLEANER INLET . Refer to «INSTALLATION - Step 2»(ref-387075-S34017349342011022400000)
14. INSTALL V-BANK COVER See step 31
15. INSTALL COOL AIR INTAKE DUCT SEAL See step 34
16. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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1. DISCHARGE FUEL SYSTEM PRESSURE . Refer to «REMOVAL - Step 2»(ref-387088-S34306327892011022400000)
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
3. REMOVE SERVICE PLUG GRIP . Refer to «REMOVAL - Step 6»(ref-387094-S41672529212011022400000)
4. REMOVE COOL AIR INTAKE DUCT SEAL See step 5
5. REMOVE ENGINE ROOM SIDE COVER LH See step 6
6. REMOVE ENGINE ROOM SIDE COVER RH See step 7
7. REMOVE V-BANK COVER See step 8
8. REMOVE FRONT UPPER FENDER PROTECTOR LH . Refer to «REMOVAL - Step 4»(ref-387095-S37991598032011022400000)
9. REMOVE FRONT UPPER FENDER PROTECTOR RH . Refer to «REMOVAL - Step 5»(ref-387095-S37991598032011022400000)
10. REMOVE FRONT FENDER TO COWL SIDE SEAL LH . Refer to «REMOVAL - Step 8»(ref-387095-S37991598032011022400000)
11. REMOVE FRONT FENDER TO COWL SIDE SEAL RH . Refer to «REMOVAL - Step 9»(ref-387095-S37991598032011022400000)
12. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «REMOVAL - Step 6»(ref-387095-S37991598032011022400000)
13. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «REMOVAL - Step 7»(ref-387095-S37991598032011022400000)
14. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 10»(ref-387095-S37991598032011022400000)
15. DRAIN ENGINE COOLANT . Refer to «REPLACEMENT - Step 5»(ref-387077-S08483786142011022400000)
16. DISCONNECT NO. 2 VENTILATION HOSE See step 7
17. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE See step 8
18. REMOVE THROTTLE BODY See step 9
19. REMOVE INTAKE AIR SURGE TANK . Refer to «REMOVAL - Step 20»(ref-387088-S34306327892011022400000)
20. REMOVE INTAKE MANIFOLD . Refer to «REMOVAL - Step 21»(ref-387088-S05735139422011022400000)
21. REMOVE ENGINE COOLANT TEMPERATURE SENSOR Disconnect the sensor connector. Remove the sensor. Remove the gasket from the sensor.

Scheme 122

1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR Partially soak the sensor in water and warm up the water. Measure the resistance between the terminals. Standard resistance Condition Specified Condition Approx. 20°C (68°F) 2.32 to 2.59 kohms Approx. 80°C (176°F) 0.310 to 0.326 kohms NOTE: When checking the sensor in water, keep the terminals dry. After the check, wipe the sensor dry. If the result is not as specified, replace the sensor.

1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR Install a new gasket to the sensor. Install the sensor. Torque: 20 N*m ( 204 kgf*cm, 15 ft.*lbf) Connect the sensor connector.
2. INSTALL INTAKE MANIFOLD . Refer to «INSTALLATION - Step 12»(ref-387088-S14039927412011022400000)
3. INSTALL INTAKE AIR SURGE TANK . Refer to «INSTALLATION - Step 3»(ref-387088-S15542054702011022400000)
4. INSTALL THROTTLE BODY See step 1
5. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE See step 2
6. CONNECT NO. 2 VENTILATION HOSE See step 3
7. ADD ENGINE COOLANT . Refer to «REPLACEMENT - Step 6»(ref-387077-S08483786142011022400000)
8. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 3»(ref-387095-S02905546002011022400000)
9. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «INSTALLATION - Step 6»(ref-387095-S02905546002011022400000)
10. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «INSTALLATION - Step 7»(ref-387095-S02905546002011022400000)
11. INSTALL FRONT FENDER TO COWL SIDE SEAL LH . Refer to «INSTALLATION - Step 4»(ref-387095-S02905546002011022400000)
12. INSTALL FRONT FENDER TO COWL SIDE SEAL RH . Refer to «INSTALLATION - Step 5»(ref-387095-S02905546002011022400000)
13. INSTALL FRONT UPPER FENDER PROTECTOR LH . Refer to «INSTALLATION - Step 9»(ref-387095-S02905546002011022400000)
14. INSTALL FRONT UPPER FENDER PROTECTOR RH . Refer to «INSTALLATION - Step 10»(ref-387095-S02905546002011022400000)
15. INSTALL SERVICE PLUG GRIP . Refer to «INSTALLATION - Step 33»(ref-387094-S08557413472011022400000)
16. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
17. CHECK FOR ENGINE COOLANT LEAKS . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-387093-S34097075662011022400000)
18. CHECK FOR FUEL LEAKS . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-387089-S33412487342011022400000)
19. CHECK FUNCTION OF THROTTLE BODY See step 1
20. INSTALL V-BANK COVER See step 31
21. INSTALL ENGINE ROOM SIDE COVER LH See step 32
22. INSTALL ENGINE ROOM SIDE COVER RH See step 33
23. INSTALL COOL AIR INTAKE DUCT SEAL See step 34
24. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

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1. DISCHARGE FUEL SYSTEM PRESSURE . Refer to «REMOVAL - Step 2»(ref-387088-S34306327892011022400000)
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
3. REMOVE SERVICE PLUG GRIP . Refer to «REMOVAL - Step 6»(ref-387094-S41672529212011022400000)
4. DRAIN ENGINE COOLANT . Refer to «REPLACEMENT - Step 5»(ref-387077-S08483786142011022400000)
5. REMOVE COOL AIR INTAKE DUCT SEAL Remove the 7 clips and duct seal.
6. REMOVE ENGINE ROOM SIDE COVER LH Remove the 4 clips and side cover.
7. REMOVE ENGINE ROOM SIDE COVER RH Remove the 3 clips and side cover.
8. REMOVE V-BANK COVER Detach the 3 clips and remove the engine cover.
9. REMOVE FRONT UPPER FENDER PROTECTOR LH . Refer to «REMOVAL - Step 4»(ref-387095-S37991598032011022400000)
10. REMOVE FRONT UPPER FENDER PROTECTOR RH . Refer to «REMOVAL - Step 5»(ref-387095-S37991598032011022400000)
11. REMOVE FRONT FENDER TO COWL SIDE SEAL LH . Refer to «REMOVAL - Step 8»(ref-387095-S37991598032011022400000)
12. REMOVE FRONT FENDER TO COWL SIDE SEAL RH . Refer to «REMOVAL - Step 9»(ref-387095-S37991598032011022400000)
13. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «REMOVAL - Step 6»(ref-387095-S37991598032011022400000)
14. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «REMOVAL - Step 7»(ref-387095-S37991598032011022400000)
15. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 10»(ref-387095-S37991598032011022400000)
16. REMOVE NO. 2 VENTILATION HOSE See step 7
17. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE See step 8
18. REMOVE THROTTLE BODY See step 9
19. REMOVE INTAKE AIR SURGE TANK . Refer to «REMOVAL - Step 20»(ref-387088-S34306327892011022400000)
20. REMOVE INTAKE MANIFOLD . Refer to «REMOVAL - Step 21»(ref-387088-S05735139422011022400000)
21. REMOVE WATER HOSE JOINT . Refer to «REMOVAL - Step 22»(ref-387088-S05735139422011022400000)
22. REMOVE FUEL PRESSURE PULSATION DAMPER . Refer to «REMOVAL - Step 23»(ref-387088-S05735139422011022400000)
23. REMOVE NO. 1 FUEL PIPE . Refer to «REMOVAL - Step 24»(ref-387088-S05735139422011022400000)
24. DISCONNECT NO. 2 FUEL PIPE . Refer to «REMOVAL - Step 24»(ref-387088-S23985215352011022400000)
25. REMOVE FUEL PUMP ASSEMBLY . Refer to «REMOVAL - Step 25»(ref-387088-S23985215352011022400000)
26. REMOVE NO. 2 FUEL PIPE . Refer to «REMOVAL - Step 27»(ref-387088-S05735139422011022400000)
27. REMOVE NO. 3 FUEL PIPE . Refer to «REMOVAL - Step 28»(ref-387088-S05735139422011022400000)
28. REMOVE NO. 2 FUEL DELIVERY PIPE . Refer to «REMOVAL - Step 29»(ref-387088-S05735139422011022400000)
29. REMOVE NO. 1 FUEL DELIVERY PIPE . Refer to «REMOVAL - Step 30»(ref-387088-S05735139422011022400000)
30. REMOVE FUEL INJECTOR ASSEMBLY . Refer to «REMOVAL - Step 31»(ref-387088-S05735139422011022400000)
31. REMOVE FUEL INJECTOR SEAL . Refer to «REMOVAL - Step 32»(ref-387088-S05735139422011022400000)
32. REMOVE KNOCK SENSOR Disconnect the 2 knock sensor connectors. Remove the 2 bolts and 2 knock sensors.

Scheme 132

1. INSPECT KNOCK SENSOR Measure the resistance between the terminals. Standard resistance 120 to 280 kohms at 20°C (68°F) If the result is not as specified, replace the sensor.

Scheme 133

1. INSTALL KNOCK SENSOR Install the 2 knock sensors so that they are horizontal as shown in the illustration. Then install the 2 bolts. Torque: 20 N*m ( 204 kgf*cm, 15 ft.*lbf) HINT: It is acceptable for the sensor to be tilted +10 to -5°. Connect the 2 knock sensor connectors.
2. INSTALL FUEL INJECTOR SEAL . Refer to «INSTALLATION - Step 1»(ref-387088-S14039927412011022400000)
3. INSTALL FUEL INJECTOR ASSEMBLY . Refer to «INSTALLATION - Step 2»(ref-387088-S14039927412011022400000)
4. INSTALL NO. 1 FUEL DELIVERY PIPE . Refer to «INSTALLATION - Step 3»(ref-387088-S14039927412011022400000)
5. INSTALL NO. 2 FUEL DELIVERY PIPE . Refer to «INSTALLATION - Step 4»(ref-387088-S14039927412011022400000)
6. INSTALL NO. 3 FUEL PIPE . Refer to «INSTALLATION - Step 5»(ref-387088-S14039927412011022400000)
7. INSTALL NO. 2 FUEL PIPE . Refer to «INSTALLATION - Step 6»(ref-387088-S14039927412011022400000)
8. INSTALL FUEL PUMP ASSEMBLY . Refer to «INSTALLATION - Step 1»(ref-387088-S01350685342011022400000)
9. CONNECT NO. 2 FUEL PIPE . Refer to «INSTALLATION - Step 2»(ref-387088-S01350685342011022400000)
10. INSTALL NO. 1 FUEL PIPE . Refer to «INSTALLATION - Step 9»(ref-387088-S14039927412011022400000)
11. INSTALL FUEL PRESSURE PULSATION DAMPER . Refer to «INSTALLATION - Step 10»(ref-387088-S14039927412011022400000)
12. INSTALL WATER HOSE JOINT . Refer to «INSTALLATION - Step 11»(ref-387088-S14039927412011022400000)
13. INSTALL INTAKE MANIFOLD . Refer to «INSTALLATION - Step 12»(ref-387088-S14039927412011022400000)
14. INSTALL INTAKE AIR SURGE TANK . Refer to «INSTALLATION - Step 3»(ref-387088-S15542054702011022400000)
15. INSTALL THROTTLE BODY See step 1
16. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE See step 2
17. CONNECT NO. 2 VENTILATION HOSE See step 3
18. ADD ENGINE COOLANT . Refer to «REPLACEMENT - Step 6»(ref-387077-S08483786142011022400000)
19. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 3»(ref-387095-S02905546002011022400000)
20. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH . Refer to «INSTALLATION - Step 6»(ref-387095-S02905546002011022400000)
21. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH . Refer to «INSTALLATION - Step 7»(ref-387095-S02905546002011022400000)
22. INSTALL FRONT FENDER TO COWL SIDE SEAL LH . Refer to «INSTALLATION - Step 4»(ref-387095-S02905546002011022400000)
23. INSTALL FRONT FENDER TO COWL SIDE SEAL RH . Refer to «INSTALLATION - Step 5»(ref-387095-S02905546002011022400000)
24. INSTALL FRONT UPPER FENDER PROTECTOR LH . Refer to «INSTALLATION - Step 9»(ref-387095-S02905546002011022400000)
25. INSTALL FRONT UPPER FENDER PROTECTOR RH . Refer to «INSTALLATION - Step 10»(ref-387095-S02905546002011022400000)
26. INSTALL SERVICE PLUG GRIP . Refer to «INSTALLATION - Step 33»(ref-387094-S08557413472011022400000)
27. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
28. CHECK FOR ENGINE COOLANT LEAKAGE . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-387093-S34097075662011022400000)
29. CHECK FOR FUEL LEAKAGE . Refer to «ON-VEHICLE INSPECTION - Step 1»(ref-387089-S33412487342011022400000)
30. CHECK FUNCTION THROTTLE BODY See step 1
31. INSTALL V-BANK COVER Attach the 3 clips to install the engine cover.
32. INSTALL ENGINE ROOM SIDE COVER LH Install the side cover with the 4 clips.
33. INSTALL ENGINE ROOM SIDE COVER RH Install the side cover with the 3 clips.
34. INSTALL COOL AIR INTAKE DUCT SEAL Install the intake duct seal with the 7 clips.
35. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 134

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Scheme 141

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE COOL AIR INTAKE DUCT SEAL See step 5
3. REMOVE ENGINE ROOM SIDE COVER LH See step 6
4. REMOVE INTEGRATION NO. 1 RELAY Remove the engine room No. 1 relay block cover. Unit A: Using a screwdriver, detach the 2 claws and disconnect the integration relay from the engine room No. 2 relay block. HINT: Tape the screwdriver tip before use. Disconnect the 3 connectors. Unit C: Using a screwdriver, detach the 2 claws and disconnect the integration relay from the engine room No. 2 relay block. HINT: Tape the screwdriver tip before use. Disconnect the 3 connectors.
5. INSPECT INTEGRATION NO. 1 RELAY (UNIT A) NOTE: Some relays are built into the integration relay (unit A). The integration relay cannot be disassembled. If there is a malfunction in the circuit of the integration relay, replace the integration relay. The internal circuit of the integration relay is as shown in the illustration. Inspect the integration relay using the following procedures. Measure the resistance of the C/OPN relay. Connect the battery's positive (+) lead to terminal 1T-8 and negative (-) lead to terminal 1S-3. Check the resistance between the terminals when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified Condition 1R-1 - 1S-7 Below 1 ohms 1R-1 - 1S-8 10 kohms or higher Connect the battery's positive (+) lead to terminals 1T-8 and 1R-1, and negative (-) lead to terminal 1S-3 and 1S-7. Measure the resistance between terminals 1R-1 and 1S-8 when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified Condition 1R-1 - 1S-8 Below 1 ohms Measure the resistance of the EFI MAIN relay. Remove the EFI fuse. Measure the resistance between the terminals. Standard resistance Tester Connection Specified Condition 1T-6 - 1T-7 Below 1 ohms EFI fuse terminal 2 - terminal 1T-8 10 kohms or higher Connect the battery's positive (+) lead to terminal 1T-6 and negative (-) lead to terminal 1T-7. Measure the resistance between EFI fuse terminal 2 and terminal 1T-8 when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified Condition EFI fuse terminal 2 - terminal 1T-8 Below 1 ohms Measure the resistance of the EFI NO. 2 relay. Measure the resistance between the terminals. Standard resistance Tester Connection Specified Condition 1T-8 - 1S-3 Below 1 ohms 1S-7 - 1R-1 10 kohms or higher Connect the battery's positive (+) lead to terminal 1T-8 and negative (-) lead to terminal 1S-3. Measure the resistance between terminals 1S-7 and 1R-1 when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified Condition 1S-7 - 1R-1 Below 1 ohms Measure the resistance of the INJ relay. Remove the INJ fuse. Measure the resistance between the terminals. Standard resistance Tester Connection Specified Condition 1T-1 - 1T-3 Below 1 ohms INJ fuse terminal 2 - terminal 1T-4 10 kohms or higher Connect the battery's positive (+) lead to terminal 1T-1 and negative (-) lead to terminal 1T-3. Measure the resistance between INJ fuse terminals 2 and terminal 1T-4 when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified condition INJ fuse terminal 2 - terminal 1T-4 Below 1 ohms
6. INSPECT INTEGRATION NO. 2 RELAY (UNIT C) NOTE: Some relays are built into the integration relay (unit C). The integration relay cannot be disassembled. If there is a malfunction in the circuit of the integration relay, replace the integration relay. The internal circuit of the integration relay is as shown in the illustration. Inspect the integration relay using the following procedures. Measure the resistance of the A/F relay. Remove the A/F fuse. Measure the resistance between the terminals. Standard resistance Tester Connection Specified Condition 1U-1 - 1U-3 Below 1 ohms A/F fuse terminal 2 - terminal 1U-4 10 kohms or higher Connect the battery's positive (+) lead to terminal 1U-1 and negative (-) lead to terminal 1U-3. Measure the resistance between A/F fuse terminals 2 and terminal 1U-4 when battery voltage is applied between the terminals. Standard resistance Tester Connection Specified condition A/F fuse terminal 2 - terminal 1U-4 Below 1 ohms
7. INSTALL INTEGRATION NO. 1 RELAY Unit A: Connect the 3 connectors. Attach the integration relay to the engine room No. 2 relay block. Unit C: Connect the 3 connectors. Attach the integration relay to the engine room No. 2 relay block. Install the engine room No. 1 relay block cover.
8. INSTALL ENGINE ROOM SIDE COVER LH See step 32
9. INSTALL COOL AIR INTAKE DUCT SEAL See step 34
10. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
11. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 142

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE IG2 RELAY Remove the engine room No. 1 relay block cover. Remove the IG2 relay from the engine room No. 1 relay block.
3. INSPECT IG2 RELAY Measure the resistance of the IG2 relay. Standard resistance Tester Connection Specified Condition 3 - 5 10 kohms or higher 3 - 5 Below 1 ohms (when battery voltage is applied to terminals 1 and 2) If the result is not as specified, replace the relay.
4. INSTALL IG2 RELAY
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 143

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE FUEL PUMP RELAY (Marking: F/PMP) Remove the engine room No. 1 relay block cover. Remove the fuel pump relay from the engine room No. 1 relay block.
3. INSPECT FUEL PUMP RELAY Measure the resistance of the fuel pump relay. Standard resistance Tester Condition Specified Condition 3 - 5 Below 1 ohms 3 - 5 10 kohms or higher (when battery voltage is applied to terminals 1 and 2) If the resistance is not as specified, replace the relay.
4. INSTALL FUEL PUMP RELAY
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 144

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE FUEL RELIEF VALVE RELAY (Marking: RELIEF VLV) Remove the engine room No. 1 relay block cover. Remove the fuel relief valve relay from the engine room No. 1 relay block.
3. INSPECT FUEL RELIEF VALVE RELAY Measure the resistance of the fuel relief valve relay. Standard resistance Tester Connection Specified Condition 3 - 5 10 kohms or higher 3 - 5 Below 1 ohms (when battery voltage is applied to terminals 1 and 2) If the resistance is not as specified, replace the relay.
4. INSTALL FUEL RELIEF VALVE RELAY
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
6. PERFORM INITIALIZATION Perform initialization. Refer to «INITIALIZATION»(ref-386951-S21829001392011022400000) . NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.

Scheme 145

Scheme 146