Infiniti G37 Coupe. Manual - part 467

ELECTRIC IGNITION SYSTEM

EC-49

< FUNCTION DIAGNOSIS >

[VQ37VHR]

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 : Vehicle front

1.

Heated oxygen sensor 2 (bank 2)

2.

Heated oxygen sensor 2 (bank 2) 
harness connector

3.

Heated oxygen sensor 2 (bank 1)

4.

Heated oxygen sensor 2 (bank 1) 
harness connector

1.

Manifold absolute pressure (MAP) 
sensor 

2.

Brake booster pressure sensor

3.

VVEL actuator motor relay

4.

VVEL control module

1.

VVEL control shaft position sensor 
(bank 1) 

2.

VVEL actuator motor (bank 1)

3.

VVEL actuator motor (bank 2)

4.

VVEL control shaft position sensor 
(bank 2)

1.

Camshaft position sensor (PHASE) 
(bank 1)

2.

Intake valve timing control solenoid 
valve (bank 1) harness connector

3.

Intake valve timing control solenoid 
valve (bank 2) harness connector

4.

Camshaft position sensor (PHASE) 
(bank 2)

JMBIA0850ZZ

JMBIA0851ZZ

JMBIA0842ZZ

EC-50

< FUNCTION DIAGNOSIS >

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ELECTRIC IGNITION SYSTEM

1.

Ignition coil No.5 (with power transis-
tor)

2.

Ignition coil No.3 (with power transis-
tor)

3.

Ignition coil No.1 (with power transis-
tor)

4.

Fuel injector No.3

5.

Fuel injector No.1

6.

Fuel injector No.2

7.

Fuel injector No.4

8.

Ignition coil No.2 (with power transis-
tor)

9.

Ignition coil No.4 (with power transis-
tor)

10. Ignition coil No.6 (with power transis-

tor)

11.

Fuel injector No.6

12. Fuel injector No.5

13. Knock sensor (bank 1)

14. Knock sensor (bank 2)

 : Vehicle front

1.

Engine coolant temperature sensor

2.

A/F sensor 1 (bank 1)

3.

Crankshaft position sensor (POS)

1.

IPDM E/R

2.

Battery current sensor

3.

Refrigerant pressure sensor

JMBIA0843ZZ

JMBIA0844ZZ

JMBIA0013ZZ

JMBIA0014ZZ

ELECTRIC IGNITION SYSTEM

EC-51

< FUNCTION DIAGNOSIS >

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 : Vehicle front

1.

Power steering pressure sensor

2.

Alternator

3.

Engine oil temperature sensor

 : Vehicle front

1.

EVAP service port

2.

EVAP canister purge volume control 
solenoid valve

3.

EVAP canister

4.

EVAP canister vent control valve

5.

EVAP control system pressure sen-
sor

 : Vehicle front

1.

Fuel level sensor unit and fuel pump 
harness connector

2.

Fuel level sensor unit and fuel pump 3.

Fuel pressure regulator

4.

Fuel tank temperature sensor

1.

Accelerator pedal position sensor

2.

ECM

JMBIA0845ZZ

JMBIA0019ZZ

JMBIA0015ZZ

EC-52

< FUNCTION DIAGNOSIS >

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ELECTRIC IGNITION SYSTEM

Component Description

INFOID:0000000001733938

1.

ICC steering switch

2.

CANCEL switch

3.

RESUME/ACCELERATE switch

4.

SET/COAST switch

5.

DISTANCE switch

6.

MAIN switch

1.

ASCD steering switch

2.

CANCEL switch

3.

RESUME/ACCELERATE switch

4.

SET/COAST switch

5.

MAIN switch

1.

Stop lamp switch

2.

ASCD brake switch (ASCD models)
ICC brake switch (ICC models)

3.

Brake pedal

4.

ASCD clutch switch (ASCD models)
ICC clutch switch (ICC models)

5.

Clutch pedal

JMBIA0016ZZ

JMBIA0017ZZ

JMBIA0051ZZ

Component

Reference

Accelerator pedal position sensor

EC-458, "Description"

Camshaft position sensor (PHASE)

EC-268, "Description"

Crankshaft position sensor (POS)

EC-264, "Description"

Engine coolant temperature sensor

EC-184, "Description"

Ignition signal

EC-498, "Description"

Knock sensor

EC-261, "Description"

Mass air flow sensor

EC-165, "Description"