Infiniti QX56 (Z62). Manual - part 509

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< PREPARATION >

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PREPARATION

PREPARATION

PREPARATION

Special Service Tools

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Commercial Service Tools

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Tool number
(Kent-Moore No.)
Tool name

Description

KV10118400
(—)
Fuel tube adapter

Measures fuel pressure

PBIB3043E

Tool name
(Kent-Moore No.)

Description

Leak detector 
i.e.: (J-41416)

Locates the EVAP leak

EVAP service port adapter
i.e.: (J-41413-OBD)

Applys positive pressure through EVAP service 
port

Fuel filler cap adapter
i.e.: (MLR-8382)

Checks fuel tank vacuum relief valve opening 
pressure

Socket wrench

Removes and installs engine coolant temperature 
sensor

S-NT703

S-NT704

S-NT815

S-NT705

PREPARATION

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Oxygen sensor thread 
cleaner
i.e.: (J-43897-18)
(J-43897-12)

Reconditions the exhaust system threads before 
installing a new oxygen sensor. Use with anti-
seize lubricant shown below.
a: 18 mm diameter with pitch 1.5 mm for Zirco-
nia Oxygen Sensor
b: 12 mm diameter with pitch 1.25 mm for Tita-
nia Oxygen Sensor

Anti-seize lubricant i.e.: 

(Permatex

TM

 133AR or 

equivalent meeting MIL 
specification MIL-A-907)

Lubricates oxygen sensor thread cleaning tool 
when reconditioning exhaust system threads.

Tool name
(Kent-Moore No.)

Description

AEM488

S-NT779

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< SYSTEM DESCRIPTION >

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COMPONENT PARTS

SYSTEM DESCRIPTION

COMPONENT PARTS

Component Parts Location

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ENGINE ROOM COMPARTMENT

ENGINE COMPARTMENT

1.

IPDM E/R

2.

ECM

3.

Battery current sensor
(with battery temperature sensor)

4.

Power steering pressure sensor

5.

Alternator

6.

Refrigerant pressure sensor

7.

EVAP canister purge volume control 
solenoid valve

8.

Electric throttle control actuator

9.

Mass air flow sensor
(with intake air temperature sensor)

10. VVEL control module

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COMPONENT PARTS

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EXHAUST COMPARTMENT

1.

VVEL actuator motor (bank 2)

2.

Ignition coil (with power transistor) 
and spark plug (bank 2)

3.

Camshaft position sensor (bank 2)

4.

High pressure fuel pump

5.

Intake valve timing control solenoid 
valve (bank 2)

6.

Electric-viscous fan assembly

7.

Engine oil temperature sensor

8.

Intake valve timing control solenoid 
valve (bank 1)

9.

Camshaft position sensor (bank 1)

10. Ignition coil (with power transistor) 

and spark plug (bank 1)

11.

VVEL actuator motor (bank 1)

12. Low fuel pressure sensor

13. Positive crankcase ventilation (PCV) 

valve

14. Fuel injector (bank 2)

15. Knock sensor (bank 2)

16. Knock sensor (bank 1)

17. Fuel injector (bank 1)

18. Fuel rail pressure sensor

19. Manifold absolute pressure sensor

20. VVEL control shaft position sensor 

(bank 1)

21. Crankshaft position sensor

22. Engine coolant temperature sensor

23. VVEL control shaft position sensor 

(bank 2)

A.

Top view of the engine
(View with intake manifold is re-
moved)

B.

Rear view of the engine

:Engine front

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