2007 NISSAN 350Z wiring diagram

AT-1
AUTOMATIC TRANSMISSION
C TRANSMISSION/TRANSAXLE
CONTENTS
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SECTION AT
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Revision: 2006 November2007 350Z
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 .............................................................. 8
Service Notice or Precautions .................................. 9
PREPARATION ......................................................... 10
Special Service Tools ............................................. 10
Commercial Service Tools ....................................... 11
A/T FLUID ................................................................. 12
Changing A/T Fluid ................................................ 12
Checking A/T Fluid ................................................. 12
A/T Fluid Cooler Cleaning ...................................... 14
A/T CONTROL SYSTEM .......................................... 17
Cross-sectional View .............................................. 17
Shift Mechanism ..................................................... 18
TCM Function ......................................................... 29
CAN Communication .............................................. 30
Input/Output Signal of TCM .................................... 30
Line Pressure Control ............................................ 31
Shift Control ........................................................... 32
Lock-up Control ...................................................... 34
Engine Brake Control ............................................. 35
Control Valve .......................................................... 35
ON BOARD DIAGNOSTIC (OBD) SYSTEM ............ 37
Introduction ............................................................ 37
OBD-II Function for A/T System ............................. 37
One or Two Trip Detection Logic of OBD-II ............ 37
OBD-II Diagnostic Trouble Code (DTC) ................. 37
Malfunction Indicator Lamp (MIL) ........................... 39
TROUBLE DIAGNOSIS ............................................ 40
DTC Inspection Priority Chart ................................ 40
Fail-safe ................................................................. 40
How to Perform Trouble Diagnosis for Quick and Accurate Repair ...................................................... 42
A/T Electrical Parts Location .................................. 47
Circuit Diagram ....................................................... 48
Inspections Before Trouble Diagnosis .................... 49
Check Before Engine is Started .............................. 53
Check at Idle ........................................................... 53
Cruise Test — Part 1 .............................................. 55
Cruise Test — Part 2 .............................................. 57
Cruise Test — Part 3 .............................................. 58
Vehicle Speed at When Gears Shifting Occurs ...... 58
Vehicle Speed at Which Lock-up Occurs/Releases ... 58
Symptom Chart ....................................................... 59
TCM Input/Output Signal Reference Values ........... 83
CONSULT-III Function (TRANSMISSION) ............. 84
Diagnostic Procedure Without CONSULT-III .......... 92
DTC U1000 CAN COMMUNICATION LINE .............. 94
Description .............................................................. 94
On Board Diagnosis Logic ...................................... 94
Possible Cause ....................................................... 94
DTC Confirmation Procedure ................................. 94
Wiring Diagram — AT — CAN ................................ 95
Diagnostic Procedure ............................................. 96
DTC P0615 START SIGNAL CIRCUIT ..................... 97
Description .............................................................. 97
CONSULT-III Reference Value ............................... 97
On Board Diagnosis Logic ...................................... 97
Possible Cause ....................................................... 97
DTC Confirmation Procedure ................................. 97
Wiring Diagram — AT — STSIG ............................ 98
Diagnostic Procedure ............................................. 99
DTC P0700 TCM .....................................................101
Description ............................................................101
On Board Diagnosis Logic ....................................101
Possible Cause .....................................................101
DTC Confirmation Procedure ...............................101
Diagnostic Procedure ...........................................101
DTC P0705 PARK/NEUTRAL POSITION SWITCH .102
Description ............................................................102
CONSULT-III Reference Value .............................102
On Board Diagnosis Logic ....................................102

AT-2Revision: 2006 November2007 350Z Possible Cause .....................................................102
DTC Confirmation Procedure ...............................102
Wiring Diagram — AT — PNP/SW .......................103
Diagnostic Procedure ...........................................104
DTC P0717 TURBINE REVOLUTION SENSOR ....106
Description ............................................................106
CONSULT-III Reference Value .............................106
On Board Diagnosis Logic ....................................106
Possible Cause .....................................................106
DTC Confirmation Procedure ...............................106
Diagnostic Procedure ...........................................107
DTC P0720 VEHICLE SPEED SENSOR A/T (REV-
OLUTION SENSOR) ...............................................108
Description ............................................................108
CONSULT-III Reference Value .............................108
On Board Diagnosis Logic ....................................108
Possible Cause .....................................................108
DTC Confirmation Procedure ...............................108
Wiring Diagram — AT — VSSA/T .........................110
Diagnostic Procedure ............................................111
DTC P0725 ENGINE SPEED SIGNAL ...................113
Description ............................................................113
CONSULT-III Reference Value .............................113
On Board Diagnosis Logic ....................................113
Possible Cause .....................................................113
DTC Confirmation Procedure ...............................113
Diagnostic Procedure ...........................................114
DTC P0731 A/T 1ST GEAR FUNCTION .................115
Description ............................................................115
On Board Diagnosis Logic ....................................115
Possible Cause .....................................................115
DTC Confirmation Procedure ...............................115
Diagnostic Procedure ...........................................116
DTC P0732 A/T 2ND GEAR FUNCTION ................117
Description ............................................................117
On Board Diagnosis Logic ....................................117
Possible Cause .....................................................117
DTC Confirmation Procedure ...............................117
Diagnostic Procedure ...........................................118
DTC P0733 A/T 3RD GEAR FUNCTION ................119
Description ............................................................119
On Board Diagnosis Logic ....................................119
Possible Cause .....................................................119
DTC Confirmation Procedure ...............................119
Diagnostic Procedure ...........................................120
DTC P0734 A/T 4TH GEAR FUNCTION ................121
Description ............................................................121
On Board Diagnosis Logic ....................................121
Possible Cause .....................................................121
DTC Confirmation Procedure ...............................121
Diagnostic Procedure ...........................................122
DTC P0735 A/T 5TH GEAR FUNCTION ................123
Description ............................................................123
On Board Diagnosis Logic ....................................123
Possible Cause .....................................................123
DTC Confirmation Procedure ...............................123
Diagnostic Procedure ...........................................124
DTC P0740 TORQUE CONVERTER CLUTCH
SOLENOID VALVE .................................................125Description ............................................................125
CONSULT-III Reference Value ..............................125
On Board Diagnosis Logic ....................................125
Possible Cause .....................................................125
DTC Confirmation Procedure ................................125
Diagnostic Procedure ............................................126
DTC P0744 A/T TCC S/V FUNCTION (LOCK-UP) .127
Description ............................................................127
CONSULT-III Reference Value ..............................127
On Board Diagnosis Logic ....................................127
Possible Cause .....................................................127
DTC Confirmation Procedure ................................127
Diagnostic Procedure ............................................128
DTC P0745 LINE PRESSURE SOLENOID VALVE .129
Description ............................................................129
CONSULT-III Reference Value ..............................129
On Board Diagnosis Logic ....................................129
Possible Cause .....................................................129
DTC Confirmation Procedure ................................129
Diagnostic Procedure ............................................130
DTC P1705 THROTTLE POSITION SENSOR ........131
Description ............................................................131
CONSULT-III Reference Value ..............................131
On Board Diagnosis Logic ....................................131
Possible Cause .....................................................131
DTC Confirmation Procedure ................................131
Diagnostic Procedure ............................................132
DTC P1710 A/T FLUID TEMPERATURE SENSOR
CIRCUIT ..................................................................134
Description ............................................................134
CONSULT-III Reference Value ..............................134
On Board Diagnosis Logic ....................................134
Possible Cause .....................................................134
DTC Confirmation Procedure ................................134
Wiring Diagram — AT — FTS ...............................135
Diagnostic Procedure ............................................136
Component Inspection ..........................................138
DTC P1721 VEHICLE SPEED SENSOR MTR .......139
Description ............................................................139
CONSULT-III Reference Value ..............................139
On Board Diagnosis Logic ....................................139
Possible Cause .....................................................139
DTC Confirmation Procedure ................................139
Diagnostic Procedure ............................................140
DTC P1730 A/T INTERLOCK .................................141
Description ............................................................141
On Board Diagnosis Logic ....................................141
Possible Cause .....................................................141
DTC Confirmation Procedure ................................141
Judgment of A/T Interlock .....................................141
Diagnostic Procedure ............................................142
DTC P1731 A/T 1ST ENGINE BRAKING ...............143
Description ............................................................143
CONSULT-III Reference Value ..............................143
On Board Diagnosis Logic ....................................143
Possible Cause .....................................................143
DTC Confirmation Procedure ................................143
Diagnostic Procedure ............................................144
DTC P1752 INPUT CLUTCH SOLENOID VALVE ..145

AT-3
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Revision: 2006 November2007 350Z Description ........................................................... 145
CONSULT-III Reference Value ............................. 145
On Board Diagnosis Logic ................................... 145
Possible Cause .................................................... 145
DTC Confirmation Procedure ............................... 145
Diagnostic Procedure ........................................... 146
DTC P1757 FRONT BRAKE SOLENOID VALVE .. 147
Description ........................................................... 147
CONSULT-III Reference Value ............................. 147
On Board Diagnosis Logic ................................... 147
Possible Cause .................................................... 147
DTC Confirmation Procedure ............................... 147
Diagnostic Procedure ........................................... 148
DTC P1762 DIRECT CLUTCH SOLENOID VALVE . 149
Description ........................................................... 149
CONSULT-III Reference Value ............................. 149
On Board Diagnosis Logic ................................... 149
Possible Cause .................................................... 149
DTC Confirmation Procedure ............................... 149
Diagnostic Procedure ........................................... 150
DTC P1767 HIGH AND LOW REVERSE CLUTCH
SOLENOID VALVE ................................................. 151
Description ........................................................... 151
CONSULT-III Reference Value ............................. 151
On Board Diagnosis Logic ................................... 151
Possible Cause .................................................... 151
DTC Confirmation Procedure ............................... 151
Diagnostic Procedure ........................................... 152
DTC P1772 LOW COAST BRAKE SOLENOID
VALVE ..................................................................... 153
Description ........................................................... 153
CONSULT-III Reference Value ............................. 153
On Board Diagnosis Logic ................................... 153
Possible Cause .................................................... 153
DTC Confirmation Procedure ............................... 153
Diagnostic Procedure ........................................... 154
DTC P1774 LOW COAST BRAKE SOLENOID
VALVE FUNCTION ................................................. 155
Description ........................................................... 155
CONSULT-III Reference Value ............................. 155
On Board Diagnosis Logic ................................... 155
Possible Cause .................................................... 155
DTC Confirmation Procedure ............................... 155
Diagnostic Procedure ........................................... 156
DTC P1815 MANUAL MODE SWITCH .................. 157
Description ........................................................... 157
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... 157
On Board Diagnosis Logic ................................... 157
Possible Cause .................................................... 157
DTC Confirmation Procedure ............................... 157
Wiring Diagram — AT — MMSW ......................... 158
Diagnostic Procedure ........................................... 160
Component Inspection ......................................... 161
MAIN POWER SUPPLY AND GROUND CIRCUIT . 162
Wiring Diagram — AT — MAIN ............................ 162
Diagnostic Procedure ........................................... 163
CLOSED THROTTLE POSITION AND WIDE OPEN
THROTTLE POSITION CIRCUIT ........................... 166CONSULT-III Reference Value .............................166
Diagnostic Procedure ...........................................166
BRAKE SIGNAL CIRCUIT ......................................167
CONSULT-III Reference Value .............................167
Diagnostic Procedure ...........................................167
A/T INDICATOR CIRCUIT .......................................168
Description ............................................................168
CONSULT-III Reference Value .............................168
Diagnostic Procedure ...........................................168
TROUBLE DIAGNOSIS FOR SYMPTOMS ............169
Wiring Diagram — AT — NONDTC ......................169
A/T Check Indicator Lamp Does Not Come On ....172
Engine Cannot Be Started in “P” or “N” Position ..173
In “P” Position, Vehicle Moves When Pushed ......173
In “N” Position, Vehicle Moves ..............................174
Large Shock (“N” to “D” Position) .........................175
Vehicle Does Not Creep Backward in “R” Position .177
Vehicle Does Not Creep Forward in “D” Position . 179
Vehicle Cannot Be Started from D
1 ......................181
A/T Does Not Shift: D
1 → D2 ................................183
A/T Does Not Shift: D
2 → D3 ................................185
A/T Does Not Shift: D
3 → D4 ................................187
A/T Does Not Shift: D
4 → D5 ................................189
A/T Does Not Lock-up ..........................................191
A/T Does Not Hold Lock-up Condition ..................193
Lock-up Is Not Released ......................................194
Engine Speed Does Not Return to Idle ................195
Cannot Be Changed to Manual Mode ..................196
A/T Does Not Shift: 5th Gear → 4th Gear ............196
A/T Does Not Shift: 4th Gear → 3rd Gear ............198
A/T Does Not Shift: 3rd Gear → 2nd Gear ...........199
A/T Does Not Shift: 2nd Gear → 1st Gear ...........201
Vehicle Does Not Decelerate by Engine Brake ....202
SHIFT CONTROL SYSTEM ....................................204
Control Device Removal and Installation ..............204
Control Rod Removal and Installation ..................205
Adjustment of A/T Position ...................................206
Checking of A/T Position ......................................206
A/T SHIFT LOCK SYSTEM ....................................207
Description ............................................................207
Shift Lock System Electrical Parts Location .........207
Wiring Diagram — AT — SHIFT ...........................208
Diagnostic Procedure ...........................................209
KEY INTERLOCK CABLE ......................................212
Components .........................................................212
Removal and Installation ......................................213
ON-VEHICLE SERVICE ..........................................215
Control Valve with TCM and A/T Fluid Temperature
Sensor 2 ...............................................................215
Parking Components ............................................227
Rear Oil Seal ........................................................234
Revolution Sensor ................................................235
AIR BREATHER HOSE ..........................................241
Removal and Installation ......................................241
TRANSMISSION ASSEMBLY ................................242
Removal and Installation ......................................242
OVERHAUL ............................................................246
Components .........................................................246

DTC U1000 CAN COMMUNICATION LINE
AT-95
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Revision: 2006 November2007 350Z
Wiring Diagram — AT — CANNCS0002K
TCWM0259E

AT-98
DTC P0615 START SIGNAL CIRCUIT
Revision: 2006 November2007 350Z
Wiring Diagram — AT — STSIGNCS0002R
TCWT0438E

DTC P0705 PARK/NEUTRAL POSITION SWITCH
AT-103
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Revision: 2006 November2007 350Z
Wiring Diagram — AT — PNP/SWNCS00033
TCWM0248E

AT-110
DTC P0720 VEHICLE SPEED SENSOR A/T (REVOLUTION SENSOR)
Revision: 2006 November2007 350Z
Wiring Diagram — AT — VSSA/TNCS0003A
TCWM0249E

DTC P1710 A/T FLUID TEMPERATURE SENSOR CIRCUIT
AT-135
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Revision: 2006 November2007 350Z
Wiring Diagram — AT — FTSNCS0004L
TCWT0374E