Nissan 350Z Workshop Manual 2003 (3) PDF

AT-1
AUTOMATIC TRANSMISSION
C TRANSMISSION/TRANSAXLE
CONTENTS
D
E
F
G
H
I
J
K
L
M
SECTION
A
B
AT
AUTOMATIC TRANSMISSION
INDEX FOR DTC ........................................................ 5
Alphabetical Index .................................................... 5
DTC No. Index ......................................................... 6
PRECAUTIONS .......................................................... 7
Precautions for Supplemental Restraint System
(SRS) ?AIR BAG? and ?SEAT BELT PRE-TEN-
SIONER? .................................................................. 7
Precautions for Battery Service ................................ 7
Precautions for On Board Diagnostic (OBD) System
of A/T and Engine .................................................... 7
Precautions .............................................................. 7
Service Notice or Precautions .................................. 8
Wiring Diagrams and Trouble Diagnosis .................. 9
PREPARATION ......................................................... 10
Special Service Tools ............................................. 10
Commercial Service Tools ...................................... 10
A/T FLUID ..................................................................11
Changing A/T Fluid .................................................11
Checking A/T Fluid ..................................................11
A/T CONTROL SYSTEM .......................................... 13
Cross-Sectional View ............................................. 13
Shift Mechanism ..................................................... 14
TCM Function ......................................................... 25
CAN Communication .............................................. 26
Input/Output Signal of TCM .................................... 28
Line Pressure Control ............................................ 29
Shift Control ........................................................... 30
Lock-Up Control ..................................................... 31
Engine Brake Control ............................................. 33
Control Valve .......................................................... 33
ON BOARD DIAGNOSTIC (OBD) SYSTEM ............ 35
Introduction ............................................................ 35
OBD-II Function for A/T System ............................. 35
One or Two Trip Detection Logic of OBD-II ............ 35
OBD-II Diagnostic Trouble Code (DTC) ................. 35
Malfunction Indicator Lamp (MIL) ........................... 38
TROUBLE DIAGNOSIS ............................................ 39
DTC Inspection Priority Chart ................................ 39
Fail-Safe ................................................................. 39
How To Perform Trouble Diagnosis For Quick and
Accurate Repair ......................................................41
A/T Electrical Parts Location ..................................46
Circuit Diagram .......................................................47
Wiring Diagram ? AT ? ........................................48
Inspections Before Trouble Diagnosis .................... 54
Check Before Engine is Started ..............................58
Check at Idle ...........................................................58
Cruise Test - Part 1 ................................................. 60
Cruise Test - Part 2 ................................................. 62
Cruise Test - Part 3 ................................................. 63
Vehicle Speed When Shifting Gears ......................63
Vehicle Speed When Performing and Releasing
Complete Lock-up ..................................................63
Vehicle Speed When Performing and Releasing
Slip Lock-up ............................................................63
Symptom Chart .......................................................64
TCM Input/Output Signal Reference Values ...........72
CONSULT-II ............................................................73
Diagnostic Procedure Without CONSULT-II ...........84
DTC U1000 CAN COMMUNICATION LINE ..............86
Description ..............................................................86
On Board Diagnosis Logic ......................................86
Possible Cause .......................................................86
DTC Confirmation Procedure ................................. 86
Diagnostic Procedure .............................................86
DTC P0615 START SIGNAL CIRCUIT ..................... 88
Description ..............................................................88
On Board Diagnosis Logic ......................................88
Possible Cause .......................................................88
DTC Confirmation Procedure ................................. 88
Diagnostic Procedure .............................................89
DTC P0705 PARK/NEUTRAL POSITION SWITCH ...91
Description ..............................................................91
On Board Diagnosis Logic ......................................91
Possible Cause .......................................................91
DTC Confirmation Procedure ................................. 91
Diagnostic Procedure .............................................91
DTC P0720 VEHICLE SPEED SENSOR A/T (REV-
OLUTION SENSOR) .................................................93
Description ..............................................................93