Infiniti G37 Coupe. Manual - part 474

COOLING FAN CONTROL

EC-77

< FUNCTION DIAGNOSIS >

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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

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EC-78

< FUNCTION DIAGNOSIS >

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COOLING FAN CONTROL

 : 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

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JMBIA0015ZZ

COOLING FAN CONTROL

EC-79

< FUNCTION DIAGNOSIS >

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Component Description

INFOID:0000000001733951

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

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Component

Reference

Camshaft position sensor (PHASE)

EC-268, "Description"

Crankshaft position sensor (POS)

EC-264, "Description"

Cooling fan control module

EC-481, "Description"

Cooling fan motor

EC-481, "Description"

Engine coolant temperature sensor

EC-184, "Description"

Refrigerant pressure sensor

EC-511, "Description"

EC-80

< FUNCTION DIAGNOSIS >

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EVAPORATIVE EMISSION SYSTEM

EVAPORATIVE EMISSION SYSTEM

System Diagram

INFOID:0000000001733952

EVAPORATIVE EMISSION LINE DRAWING

PBIB1631E

1.

Intake manifold collector

2.

EVAP canister purge volume control 
solenoid valve

3.

EVAP service port

 : From next figure

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