Infiniti EX35. Manual — part 579

EC-58

< FUNCTION DIAGNOSIS >

[VQ35HR]

AUTOMATIC SPEED CONTROL DEVICE (ASCD)

Component Parts Location

INFOID:0000000003738634

1.

Battery current sensor

2.

IPDM E/R

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 (PHASE)

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 (POS)

27. Electric throttle control actuator

(bank 1)

JMBIA0002ZZ

AUTOMATIC SPEED CONTROL DEVICE (ASCD)

EC-59

< FUNCTION DIAGNOSIS >

[VQ35HR]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

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 motor-2

2.

Cooling fan control module

3.

Cooling fan motor-1

4.

Cooling fan relay

: Vehicle front

JMBIA0003ZZ

JMBIA0004ZZ

JMBIA0005ZZ

EC-60

< FUNCTION DIAGNOSIS >

[VQ35HR]

AUTOMATIC SPEED CONTROL DEVICE (ASCD)

PBIB1907E

1.

A/F sensor 1 (bank 1)

2.

A/F sensor 1 (bank 2)

: Vehicle front

1.

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

2.

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

: Vehicle front

JMBIA0007ZZ

JMBIA0006ZZ

JMBIA0018ZZ

AUTOMATIC SPEED CONTROL DEVICE (ASCD)

EC-61

< FUNCTION DIAGNOSIS >

[VQ35HR]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

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

: Vehicle front

1.

Exhaust valve timing control position
sensor (bank 1)

2.

Camshaft position sensor (PHASE)
(bank 1)

3.

Camshaft position sensor (PHASE)
(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 1)

15. Knock sensor (bank 2)

JMBIA0008ZZ

JMBIA0009ZZ

JMBIA0010ZZ