Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti Q45 FY33 F50 2001-2006 Approved 2001_Q45 st
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STEERING SYSTEM
ST
GI
SECTION MA
EM
LC
EC
CONTENTS
PRECAUTIONS AND PREPARATION............................2 Installation..................................................................12
FE
Supplemental Restraint System (SRS) AIR Disassembly and Assembly.......................................13
BAG and SEAT BELT PRE-TENSIONER...............2 Inspection...................................................................14 AT
Precautions for Steering System.................................2 POWER STEERING GEAR AND LINKAGE ................15
Special Service Tools ..................................................3 Removal and Installation ...........................................15
Commercial Service Tools ...........................................4 Disassembly...............................................................18 PD
NOISE, VIBRATION AND HARSHNESS (NVH) Inspection...................................................................18
TROUBLESHOOTING .....................................................5 Assembly ...................................................................20
NVH Troubleshooting Chart.........................................5 Adjustment .................................................................25 FA
ON-VEHICLE SERVICE ..................................................6 POWER STEERING OIL PUMP....................................27
Checking Steering Wheel Play....................................6 Pre-disassembly Inspection.......................................27
RA
Checking Neutral Position on Steering Wheel ............6 Disassembly...............................................................27
Front Wheel Turning Angle..........................................6 Inspection...................................................................28
Checking Gear Housing Movement ............................7 Assembly ...................................................................28 BR
Adjusting Rack Retainer ..............................................7 TWIN ORIFICE POWER STEERING SYSTEM ............30
Checking and Adjusting Drive Belts (For power Hydraulic Circuit.........................................................30
steering) .......................................................................7 Wiring Diagram ..........................................................31
Checking Fluid Level ...................................................7 TWIN ORIFICE POWER STEERING SYSTEM -
Checking Fluid Leakage ..............................................8 Trouble Diagnoses .......................................................33
Bleeding Hydraulic System..........................................8 Precautions ................................................................33
RS
Checking Steering Wheel Turning Force (For Diagnostic Procedure ................................................34
power steering) ............................................................9 Control Unit Inspection Table ....................................37 BT
Checking Hydraulic System.........................................9 SERVICE DATA AND SPECIFICATIONS (SDS) ..........38
STEERING WHEEL AND STEERING COLUMN..........11 General Specifications...............................................38
Removal.....................................................................11 Inspection and Adjustment ........................................38 HA
EL
IDX
PRECAUTIONS AND PREPARATION
Supplemental Restraint System (SRS) "AIR
BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER" used along with
a seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of
collision. The SRS system composition which is available to INFINITI Q45 is as follows:
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