Infiniti FX35, FX50 (S51). Manual - part 634

COOLING FAN CONTROL

EC-77

< SYSTEM DESCRIPTION >

[VQ35HR]

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Component Parts Location

INFOID:0000000005568464

1.

IPDM E/R

2.

Battery current sensor

3.

Cooling fan relay

4.

Mass air flow sensor (with intake air 
temperature sensor) (bank 1)

5.

Refrigerant pressure sensor

6.

Cooling fan motor-2

7.

Intake valve timing control solenoid 
valve

8.

Exhaust valve timing control magnet 
retarder

9.

Cooling fan control module

10. Cooling fan motor-1

11.

Mass air flow sensor (with intake air 
temperature sensor) (bank 2)

12. ICC brake hold relay (ICC models)

13. Ignition coil (with power transistor) 

and spark plug (bank 2)

14. Electric throttle control actuator 

(bank 2)

15. A/F sensor 1 (bank 2)

16. Fuel injector (bank 2)

17. Camshaft position sensor

18. Engine coolant temperature sensor

19. Knock sensor

20. Exhaust valve timing control position 

sensor

21. EVAP canister purge volume control 

solenoid valve

22. Fuel injector (bank 1)

23. Ignition coil (with power transistor) 

and spark plug (bank 1)

24. EVAP service port

25. A/F sensor 1 (bank 1)

26. Crankshaft position sensor

27. Electric throttle control actuator 

(bank 1)

JMBIA1496ZZ

EC-78

< SYSTEM DESCRIPTION >

[VQ35HR]

COOLING FAN CONTROL

1.

Mass air flow sensor (with intake air 
temperature sensor) (bank 1)

2.

Mass air flow sensor (with intake air 
temperature sensor) (bank 2)

1.

Electric throttle control actuator 
(bank 1)

2.

Electric throttle control actuator 
(bank 2)

1.

Cooling fan control module

2.

Cooling fan motor-1

3.

Cooling fan motor-2

4.

Cooling fan relay

JMBIA1497ZZ

JMBIA0004ZZ

JMBIA1498ZZ

COOLING FAN CONTROL

EC-79

< SYSTEM DESCRIPTION >

[VQ35HR]

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JMBIA1683GB

1.

A/F sensor 1 (bank 2)

2.

Heated oxygen sensor 2 (bank 2)

3.

Heated oxygen sensor 2 (bank 2) 
harness connector

4.

Heated oxygen sensor 2 (bank 1) 
harness connector

5.

Heated oxygen sensor 2 (bank 1)

6.

A/F sensor 1 (bank 1)

: Vehicle front

1.

A/F sensor 1 (bank 1) harness con-
nector

2.

A/F sensor 1 (bank 2) harness con-
nector

: Vehicle front

JMBIA1499ZZ

JMBIA0006ZZ

EC-80

< SYSTEM DESCRIPTION >

[VQ35HR]

COOLING FAN CONTROL

1.

Exhaust valve timing control position 
sensor (bank 1)

2.

Camshaft position sensor (bank 1)

3.

Camshaft position sensor (bank 2)

4.

Exhaust valve timing control position 
sensor (bank 2)

1.

Exhaust valve timing control magnet 
retarder (bank 1) harness connector

2.

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

3.

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

4.

Exhaust valve timing control magnet 
retarder (bank 2) harness connector

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.

Condenser

5.

Fuel injector No.3

6.

Fuel injector No.1

7.

Fuel injector No.2

8.

Fuel injector No.4

9.

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

10. Ignition coil No.4 (with power transis-

tor)

11.

Ignition coil No.6 (with power transis-
tor)

12. Fuel injector No.6

13. Fuel injector No.5

14. Knock sensor (bank 2)

15. Knock sensor (bank 1)

JMBIA0008ZZ

JMBIA1500ZZ

JMBIA1790ZZ