Infiniti G37 Coupe. Manual — part 465

MULTIPORT FUEL INJECTION SYSTEM

EC-41

< FUNCTION DIAGNOSIS >

[VQ37VHR]

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EC

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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

EC-42

< FUNCTION DIAGNOSIS >

[VQ37VHR]

MULTIPORT FUEL INJECTION SYSTEM

: 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

MULTIPORT FUEL INJECTION SYSTEM

EC-43

< FUNCTION DIAGNOSIS >

[VQ37VHR]

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Component Description

INFOID:0000000001733934

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

A/F sensor 1

EC-197, "Description"

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"

Fuel injector

EC-487, "Description"

Heated oxygen sensor 2

EC-212, "Description"

EC-44

< FUNCTION DIAGNOSIS >

[VQ37VHR]

MULTIPORT FUEL INJECTION SYSTEM

Intake air temperature sensor

EC-181, "Description"

Knock sensor

EC-261, "Description"

Mass air flow sensor

EC-165, "Description"

Park/neutral position switch

EC-361, "Description"

Power steering pressure sensor

EC-346, "Description"

Throttle position sensor

EC-187, "Description"

Vehicle speed sensor

EC-337, "Description"

Component

Reference