Index Infiniti Infiniti M45 (Y34) - service repair manual 2004 year
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Infiniti M45 (Y34). Manual - part 2
ACS-1
AUTO CRUISE CONTROL SYSTEM
K ELECTRICAL
CONTENTS
C
D
E
F
G
H
I
J
L
M
SECTION
ACS
A
B
ASCD
PRECAUTIONS .......................................................... 3
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 3Wiring Diagrams and Trouble Diagnosis .................. 3
AUTOMATIC SPEED CONTROL DEVICE (ASCD)
..... 4
Component Parts and Harness Connector Location
System Description .................................................. 4
POWER SUPPLY AND GROUND ........................ 4OPERATION ......................................................... 5ASCD PUMP OPERATION ................................... 6
Schematic ................................................................ 7Wiring Diagram — ASCD — .................................... 8
FIG. 1 ..................................................................... 8FIG. 2 ..................................................................... 9FIG. 3 ................................................................... 10FIG. 4 ....................................................................11FIG. 5 ................................................................... 12FIG. 6 ................................................................... 13
Fail-Safe System .................................................... 14
DESCRIPTION .................................................... 14MALFUNCTION DETECTION CONDITIONS ..... 14
CONSULT-II Inspection Procedure ........................ 14CONSULT-II Self-Diagnostic Results ..................... 15CONSULT-II Data Monitor ...................................... 16Trouble Diagnoses ................................................. 17
SYMPTOM CHART ............................................. 17FAIL-SAFE SYSTEM CHECK ............................. 18POWER SUPPLY AND GROUND CIRCUIT CHECK ................................................................ 19ASCD BRAKE/STOP LAMP SWITCH CHECK ... 20ASCD STEERING SWITCH CHECK .................. 22VEHICLE SPEED SENSOR CHECK .................. 24ASCD PUMP CIRCUIT CHECK .......................... 25ASCD ACTUATOR/PUMP CHECK ..................... 27ECM SIGNAL CHECK ........................................ 28TCS MONITOR CHECK ..................................... 29
Electrical Component Inspection ............................ 30
ASCD BRAKE SWITCH AND STOP LAMP
SWITCH .............................................................. 30PARK/NEUTRAL POSITION RELAY .................. 30
ASCD Wire Adjustment .......................................... 30
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 31
Standard and Limit .................................................. 31Tightening Torque ................................................... 31
ICC
PRECAUTIONS ........................................................ 32
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” ................................................................. 32Precautions for ICC System Service ...................... 32Wiring Diagrams and Trouble Diagnosis ................ 32
PREPARATION ......................................................... 33
Special Service Tools ............................................. 33
DESCRIPTION .......................................................... 34
Outline .................................................................... 34
VEHICLE-TO-VEHICLE DISTANCE CONTROL MODE .................................................................. 34CONVENTIONAL (FIXED SPEED) CRUISE CONTROL MODE ............................................... 34BRAKE ASSIST (WITH PREVIEW FUNCTION) ... 34
System Diagram ..................................................... 34Components Description ........................................ 35CAN Communication .............................................. 35
CAN COMMUNICATION UNIT ............................ 35
Switch Operation .................................................... 35ICC System Display ................................................ 36
ACTION TEST ........................................................... 37
ICC System Running Test ...................................... 37
VEHICLE-TO-VEHICLE DISTANCE CONTROL MODE .................................................................. 37CONVENTIONAL (FIXED SPEED) CRUISE CONTROL MODE ............................................... 38
LASER BEAM AIMING ADJUSTMENT ................... 40
Outline .................................................................... 40Preparation ............................................................. 40Outline of Adjustment Procedure ............................ 40