AUTOMATIC TRANSAXLE
SECTION
AT
CONTENTS
TROUBLE DIAGNOSIS - INDEX ....................................5
Alphabetical & P No. Index for DTC ...........................5
PRECAUTIONS ...............................................................7
Precautions for Supplemental Restraint System
(SRS)
″
AIR BAG
″
and
″
SEAT BELT
PRE-TENSIONER
″
......................................................7
Precautions for On Board Diagnostic (OBD)
System of A/T and Engine...........................................7
Precautions ..................................................................7
Service Notice or Precautions .....................................9
Wiring Diagrams and Trouble Diagnosis...................10
PREPARATION ............................................................. 11
Special Service Tools ................................................ 11
Commercial Service Tools .........................................14
OVERALL SYSTEM ......................................................15
A/T Electrical Parts Location .....................................15
Circuit Diagram ..........................................................16
Cross-sectional View .................................................17
Hydraulic Control Circuit............................................18
Shift Mechanism ........................................................19
Control System ..........................................................28
CAN Communication .................................................29
Control Mechanism....................................................30
Control Valve .............................................................34
ON BOARD DIAGNOSTIC SYSTEM
DESCRIPTION ...............................................................36
Introduction ................................................................36
OBD-II Function for A/T System................................36
One or Two Trip Detection Logic of OBD-II ..............36
OBD-II Diagnostic Trouble Code (DTC) ....................36
Malfunction Indicator Lamp (MIL)..............................40
CONSULT-II ...............................................................40
Diagnostic Procedure Without CONSULT-II..............52
TROUBLE DIAGNOSIS - INTRODUCTION..................58
Introduction ................................................................58
Work Flow..................................................................62
TROUBLE DIAGNOSIS - BASIC INSPECTION ...........64
A/T Fluid Check .........................................................64
Stall Test ....................................................................64
Line Pressure Test.....................................................68
Road Test...................................................................69
TROUBLE DIAGNOSIS - GENERAL
DESCRIPTION ...............................................................87
Symptom Chart..........................................................87
TCM Terminals and Reference Value........................98
TROUBLE DIAGNOSIS FOR POWER SUPPLY........101
Wiring Diagram - AT - MAIN....................................101
Diagnostic Procedure ..............................................102
DTC U1000 CAN COMMUNICATION LINE ...............104
Description ...............................................................104
On Board Diagnosis Logic.......................................104
Possible Cause........................................................104
Diagnostic Trouble Code (DTC) Confirmation
Procedure ................................................................105
Wiring Diagram - AT - CAN .....................................106
Diagnostic Procedure ..............................................107
DTC P0705 PARK/NEUTRAL POSITION SWITCH ...108
Description ...............................................................108
On Board Diagnosis Logic.......................................108
Possible Cause........................................................109
Diagnostic Trouble Code (DTC) Confirmation
Procedure ................................................................109
Wiring Diagram - AT - PNP/SW............................... 110
Diagnostic Procedure .............................................. 111
DTC P0710 A/T FLUID TEMPERATURE SENSOR
CIRCUIT ....................................................................... 114
Description ............................................................... 114
On Board Diagnosis Logic....................................... 114
Possible Cause........................................................ 115
Diagnostic Trouble Code (DTC) Confirmation
Procedure ................................................................ 115
Wiring Diagram - AT - FTS ...................................... 116
Diagnostic Procedure .............................................. 117
DTC P0720 VEHICLE SPEED SENSOR.A/T
(REVOLUTION SENSOR) ...........................................120
Description ...............................................................120
On Board Diagnosis Logic.......................................120
Possible Cause........................................................120
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX