Index Infiniti Infiniti Q45 - service repair manual 2006 year
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Infiniti Q45. Manual - part 898
WT-1
ROAD WHEELS & TIRES
E SUSPENSION
CONTENTS
C
D
F
G
H
I
J
K
L
M
SECTION
WT
A
B
PRECAUTIONS .......................................................... 3
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 3Precautions .............................................................. 3Service Notice .......................................................... 4
PREPARATION ........................................................... 5
Special Service Tools ............................................... 5Commercial Service Tools ........................................ 5
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING ................................................ 6
NVH Troubleshooting Chart ..................................... 6
LOW TIRE PRESSURE WARNING SYSTEM ............ 7
System Description .................................................. 7
DESCRIPTION ...................................................... 7FUNCTION ............................................................ 7TRANSMITTER ..................................................... 7ANTENNA ............................................................. 7LOW TIRE PRESSURE WARNING CONTROL UNIT ...................................................................... 7LOW TIRE PRESSURE WARNING LAMP AND BUZZER ................................................................ 8TIRE PRESSURE WARNING CHECK SWITCH
..... 8
VEHICLE INFORMATION DISPLAY ..................... 8
System Diagram ....................................................... 9
COMPONENTS FUNCTION DESCRIPTION ....... 9
TROUBLE DIAGNOSIS ............................................ 10
How to Perform Trouble Diagnosis ........................ 10
BASIC CONCEPT ............................................... 10INTRODUCTION ................................................. 10WORK FLOW .......................................................11
Component Parts Location ..................................... 12Circuit Diagram ...................................................... 13Wiring Diagram — T/WARN — .............................. 14Low Tire Pressure Warning Control Unit Input/Out-put Signal Reference Values .................................. 17
LOW TIRE PRESSURE WARNING CONTROL UNIT INSPECTION TABLE ................................. 17
CONSULT-II Function (AIR PRESSURE MONI-TOR) ...................................................................... 19
FUNCTION .......................................................... 19CONSULT-II SETTING PROCEDURE ................ 19WORK SUPPORT MODE ................................... 19SELF-DIAG RESULT MODE ............................... 19DATA MONITOR MODE ...................................... 21LOW TIRE PRESSURE WARNING CONTROL UNIT PART NUMBER MODE ............................. 21
Self-Diagnostic Procedure ...................................... 21
SELF-DIAGNOSTIC PROCEDURE (WITH CONSULT-II) ....................................................... 21SELF-DIAGNOSTIC PROCEDURE (WITHOUT CONSULT-II) ....................................................... 21ERASE SELF-DIAGNOSIS ................................. 23
ID Registration Procedure ...................................... 24
ID REGISTRATION WITH TRANSMITTER ACTIVATION TOOL ............................................ 24ID REGISTRATION WITHOUT TRANSMITTER ACTIVATION TOOL ............................................ 24
Transmitter Wake Up Operation ............................. 25
WITH ACTIVATION TOOL .................................. 25
Inspections Before Trouble Diagnosis .................... 26
DIAGNOSTIC PROCEDURE .............................. 26
Trouble Diagnosis Chart for Symptoms .................. 26Low Tire Pressure Warning Lamp Symptom Chart ... 27
TROUBLE DIAGNOSIS FOR SYSTEM .................... 29
Power Supply Circuit .............................................. 29
LOW TIRE PRESSURE WARNING CONTROL UNIT TERMINALS AND REFERENCE VALUE ... 29DIAGNOSTIC PROCEDURE .............................. 29
Transmitter (NO DATA) ........................................... 31
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE ................................................ 31DIAGNOSTIC PROCEDURE .............................. 31
Transmitter (CHECKSUM ERR, CODE ERR, BATT VOLT LOW) ............................................................ 33
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE ................................................ 33DIAGNOSTIC PROCEDURE .............................. 33
Transmitter (PRESSDATA ERR) ............................ 35
CONSULT-II REFERENCE VALUE IN DATA