Index Infiniti Infiniti Q45 - service repair manual 2006 year
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Infiniti Q45. Manual - part 746
PS-1
POWER STEERING SYSTEM
G STEERING
CONTENTS
C
D
E
F
H
I
J
K
L
M
SECTION
PS
A
B
PRECAUTIONS .......................................................... 2
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 2Precautions for Steering System .............................. 2
PREPARATION ........................................................... 3
Special Service Tools ............................................... 3Commercial Service Tools ........................................ 4
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING ................................................ 5
NVH Troubleshooting Chart ..................................... 5
POWER STEERING FLUID ........................................ 6
Checking Fluid Level ................................................ 6Checking Fluid Leakage ........................................... 6Air Bleeding Hydraulic System ................................. 7
STEERING WHEEL .................................................... 8
On-Vehicle Service ................................................... 8
CONDITION OF INSTALLATION .......................... 8STEERING WHEEL PLAY .................................... 8NEUTRAL POSITION ON STEERING WHEEL
..... 8
STEERING WHEEL TURNING FORCE ............... 8RACK SLIDING FORCE ....................................... 9FRONT WHEEL TURNING ANGLE ..................... 9
Removal and Installation ........................................ 10
REMOVAL ........................................................... 10INSTALLATION ................................................... 10
STEERING COLUMN ................................................11
Removal and Installation .........................................11
COMPONENT ......................................................11REMOVAL ............................................................11INSPECTION AFTER REMOVAL ....................... 12INSTALLATION ................................................... 12
Disassembly and Assembly ................................... 13
COMPONENT ..................................................... 13DISASSEMBLY ................................................... 14ASSEMBLY ......................................................... 14
POWER STEERING GEAR ...................................... 15
Removal and Installation ........................................ 15
COMPONENT ..................................................... 15REMOVAL ........................................................... 15INSTALLATION ................................................... 16
Disassembly and Assembly .................................... 17
COMPONENT ..................................................... 17DISASSEMBLY ................................................... 18INSPECTION AFTER DISASSEMBLY ................ 19ASSEMBLY ......................................................... 20
POWER STEERING OIL PUMP ............................... 26
On-Vehicle Service ................................................. 26
RELIEF OIL PRESSURE .................................... 26
Removal and Installation ........................................ 27
COMPONENTS ................................................... 27REMOVAL ........................................................... 27INSTALLATION ................................................... 27
Disassembly and Assembly .................................... 28
COMPONENT ..................................................... 28DISASSEMBLY ................................................... 29INSPECTION AFTER DISASSEMBLY ................ 29ASSEMBLY ......................................................... 30
HYDRAULIC LINE .................................................... 32
Removal and Installation ........................................ 32
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 34
General Specifications ............................................ 34Inspection and Adjustment ..................................... 34
STEERING WHEEL AXIAL END PLAY AND PLAY .................................................................... 34STEERING WHEEL TURNING FORCE ............. 34STEERING COLUMN LENGTH .......................... 34STEERING ANGLE ............................................. 34RACK SLIDING FORCE ..................................... 34RACK STROKE ................................................... 35SOCKET SWING TORQUE AND ROTATING TORQUE ............................................................. 35SOCKET AXIAL END PLAY ................................ 35INNER SOCKET LENGTH .................................. 36