Infiniti QX56 (Z62). Manual - part 1249

ST-6

< PREPARATION >

PREPARATION

Commercial Service Tools

INFOID:0000000006225575

Tool name

Description

Power tool

Loosening bolts and nuts

Ball joint remover

Remove steering outer socket

Drift
a: 35 mm (1.38 in) dia.
b: 21 mm (0.83 in) dia.

Installing oil pump oil seal

PBIC0190E

S-NT146

S-NT474

COMPONENT PARTS

ST-7

< SYSTEM DESCRIPTION >

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SYSTEM DESCRIPTION

COMPONENT PARTS

Component Parts Location (Heated Steering Wheel)

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Component Description (Heated Steering Wheel)

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Heated Steering Wheel

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The heated steering wheel is activated by the power supply from the heated steering wheel relay.

1.

Heated steering wheel relay

2.

Heated steering wheel switch

3.

Heated steering wheel

A.

Engine room right side

JSGIA0824ZZ

Part name

Reference/Function

Heated steering wheel

Heating element

Refer to 

ST-7, "Heated Steering Wheel"

.

Thermostat

Heated steering wheel relay

Refer to 

ST-8, "Heated Steering Wheel Relay"

.

Heated steering wheel switch

Timer

Refer to 

ST-8, "Heated Steering Wheel Switch"

.

ST-8

< SYSTEM DESCRIPTION >

COMPONENT PARTS

Furthermore, the heated steering wheel incorporates a heating element and a thermostat to control heated
steering wheel temperatures.
• Heating element: Heat is generated by the passage of an electric current.
• Thermostat: ON/OFF operation of power supply at a certain temperature. 

Heated Steering Wheel Switch

INFOID:0000000006225579

• Controls the heated steering wheel relay and operates the heated steering wheel system. 

The heated steering wheel switch incorporates a timer and turns OFF the heated steering wheel relay when
operating time reaches a certain time. 

- Timer: ON/OFF operation of the heated steering wheel relay at a certain time.
• Turns the indicator lamp ON when the system is activated.

Heated Steering Wheel Relay

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Operates the heated steering system with the control signal from the heated steering wheel switch.

SYSTEM

ST-9

< SYSTEM DESCRIPTION >

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System Description (Heated Steering Wheel)

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The heated steering wheel switch controls the heated steering wheel relay. When the heated steering wheel
switch is turned on, the heated steering wheel relay is energized and the heated steering wheel system will
operate. The heated steering wheel system will turn off when the heated steering wheel temperature reaches
approximately 30

°

C (86

°

F). Heated steering wheel system operation can also be canceled by pressing the

heated steering wheel switch again. In addition, the heated steering wheel switch incorporates a timer and
turns OFF the heated steering wheel relay to exit the heated steering wheel system when the operating time
reaches a certain time.
NOTE:
If the surface temperature of the steering wheel is below 20

°

C (68

°

F), the system will heat the steering wheel

and cycle off and on to maintain a temperature above 20

°

C (68

°

F). The indicator light will remain on as long as

the system is on. Push the switch again to turn the heated steering wheel system off manually. The indicator
light will go off.

SYSTEM DIAGRAM

JSGIA0826GB