2008 INFINITI QX56 Factory Service Manual

gas tank size radio antenna odometer CD changer trunk release fuel consumption

Page 3505 of 4083

INFINITI QX56 2008 Factory Service Manual ST-14
< ON-VEHICLE MAINTENANCE >
POWER STEERING FLUID
5. If air bubbles or cloudiness still exists, stop engine, perform steps 2 and 3 again until air bubbles or cloud-iness does not exist.
6. Stop en

Page 3506 of 4083

INFINITI QX56 2008 Factory Service Manual STEERING WHEELST-15
< ON-VEHICLE REPAIR >
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ON-VEHICLE REPAIR
STEERING WHEEL
On-Vehicle Inspection and ServiceINFOID:0000000004920096
CHECKING CONDITION OF INSTALLATION
�

STEERING WHEELST-15
< ON-VEHICLE REPAIR >
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ON-VEHICLE REPAIR
STEERING WHEEL
On-Vehicle Inspection and ServiceINFOID:0000000004920096
CHECKING CONDITION OF INSTALLATION
• Check installation condition of steering gear assembly, front suspension, axle and steering column.
• Check if movement exists when steering wheel is mo ved up and down, to the left and right and to the axial
direction.
• Check if the nuts for steering gear assembly are loose. Refer to ST-23, "
Removal and Installation".
CHECKING STEERING WHEEL PLAY
1. Turn tires straight ahead, start engine, then turn steer ing wheel to the left and right lightly, and measure
steering wheel movement on the outer circumference when steering wheel is turned up to the point where
tires start moving.
CHECKING NEUTRAL POSITION ON STEERING WHEEL
• Check neutral position on steering wheel after confirming that front wheel alignment is correct. Refer to FSU-
7, "Front Wheel Alignment".
1. Turn tires straight ahead, check if steering wheel is in the neutral position.
2. If it is not in the neutral position, remo ve steering wheel and reinstall it correctly.
3. If the neutral position cannot be attained by repositi oning the steering wheel two teeth or less on steering
stem, loosen tie-rod lock nuts of steering outer socket s, then adjust tie-rods by the same amount in the
opposite direction.
CHECKING STEERING WHEEL TURNING FORCE
1. Park vehicle on a level, dry surface and set parking brake.
2. Start engine.
3. Bring power steering fluid up to operating temperature of 60 ° – 80 °C (140 ° – 176 °F).
4. Tires need to be inflated to specified pressure. Refer to WT-51, "
Tire".
5. Check steering wheel turning force using Tool when steering wheel has been turned 360 ° from the neutral position.
End play of the axial direction
for steering wheel : 0 mm (0 in)
LGIA0024E
Steering wheel play on the outer circumference : 0 − 35 mm (0 − 1.38 in)
Tool number — (J-44372)
Steering wheel turning force : 39 N (4 kg-f, 9 lb-f) or less
WGIA0035E
Revision: March 2010 2008 QX56

Page 3507 of 4083

INFINITI QX56 2008 Factory Service Manual ST-16
< ON-VEHICLE REPAIR >
STEERING WHEEL
6. If steering wheel turning force is out of specification, inspect steering column. Refer to ST-29, "Disassem-
bly and Assembly" .
7. If steering column me

Page 3508 of 4083

INFINITI QX56 2008 Factory Service Manual POWER STEERING OIL PUMPST-17
< ON-VEHICLE REPAIR >
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POWER STEERING OIL PUMP
On-Vehicle Inspection and ServiceINFOID:0000000004920097
CHECKING RELIEF OIL PRESSURE
CAUTION

Page 3509 of 4083

INFINITI QX56 2008 Factory Service Manual ST-18
< REMOVAL AND INSTALLATION >
STEERING WHEEL
REMOVAL AND INSTALLATION
STEERING WHEEL
Removal and InstallationINFOID:0000000004920098
REMOVAL
1. Set the front wheels in the straight-ahead position

Page 3510 of 4083

INFINITI QX56 2008 Factory Service Manual TILT SYSTEMST-19
< REMOVAL AND INSTALLATION >
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TILT SYSTEM
Removal and InstallationINFOID:0000000004920099
TILT MOTOR AND TILT SENSOR
Removal
1. Remove the lower driver

Page 3511 of 4083

INFINITI QX56 2008 Factory Service Manual ST-20
< REMOVAL AND INSTALLATION >
STEERING COLUMN
STEERING COLUMN
Removal and InstallationINFOID:0000000004920100
CAUTION:
• Any time the ignition switch has been disconnected, removed or installed

Page 3512 of 4083

INFINITI QX56 2008 Factory Service Manual STEERING COLUMNST-21
< REMOVAL AND INSTALLATION >
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4. Remove lock nut and bolt, then separate upper shaft from upper joint.
5. Remove two nuts and two bolts, then remove

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