2007 NISSAN 350Z engine

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-185
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Revision: 2006 November2007 350Z
A/T Does Not Shift: D2 → D3NCS0008F
SYMPTOM:
The vehicle does not shift-up from D2 to D3 gear at the specified speed.
DIAGNOSTIC PROCEDURE
1. CHECK SYMPTOM
Check if vehicle creeps forward in “D” position and vehicle can be started from D
1.
OK or NG
OK >> GO TO 2.
NG >> Refer to AT- 1 7 9 , "
Vehicle Does Not Creep Forward in “D” Position" , AT- 1 8 1 , "Vehicle Cannot Be
Started from D1" .
2. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III" .
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 3.
3. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 4.
NG >> Refill ATF.
4. CHECK LINE PRESSURE
Check line pressure at the engine stall point. Refer to AT- 5 0 , "
LINE PRESSURE TEST" .
OK or NG
OK >> GO TO 7.
NG - 1 >> Line pressure high. GO TO 5.
NG - 2 >> Line pressure low. GO TO 6.
5. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sen-
sor 2" .
2. Disassemble A/T. Refer to AT- 2 5 5 , "
DISASSEMBLY" .
3. Check the following.
–Oil pump assembly. Refer to AT- 2 7 1 , "Oil Pump" .
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-187
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Revision: 2006 November2007 350Z
A/T Does Not Shift: D3 → D4NCS0008G
SYMPTOM:
The vehicle does not shift-up from the D3 to D4 gear at the specified speed.
DIAGNOSTIC PROCEDURE
1. CHECK SYMPTOM
Check if vehicle creeps forward in “D” position and vehicle can be started from D
1.
OK or NG
OK >> GO TO 2.
NG >> Refer to AT- 1 7 9 , "
Vehicle Does Not Creep Forward in “D” Position" , AT- 1 8 1 , "Vehicle Cannot Be
Started from D1" .
2. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III" .
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 3.
3. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 4.
NG >> Refill ATF.
4. CHECK LINE PRESSURE
Check line pressure at the engine stall point. Refer to AT- 5 0 , "
LINE PRESSURE TEST" .
OK or NG
OK >> GO TO 7.
NG - 1 >> Line pressure high. GO TO 5.
NG - 2 >> Line pressure low. GO TO 6.
5. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sen-
sor 2" .
2. Disassemble A/T. Refer to AT- 2 5 5 , "
DISASSEMBLY" .
3. Check the following.
–Oil pump assembly. Refer to AT- 2 7 1 , "Oil Pump" .
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-189
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Revision: 2006 November2007 350Z
A/T Does Not Shift: D4 → D5NCS0008H
SYMPTOM:

The vehicle does not shift-up from the D4 to D5 gear at the specified speed.

The vehicle does not shift-up from the D4 to D5 gear unless A/T is warmed up.
DIAGNOSTIC PROCEDURE
1. CHECK SYMPTOM
Check if vehicle creeps forward in “D” position and vehicle can be started from D
1.
OK or NG
OK >> GO TO 2.
NG >> Refer to AT- 1 7 9 , "
Vehicle Does Not Creep Forward in “D” Position" , AT- 1 8 1 , "Vehicle Cannot Be
Started from D1" .
2. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III" .
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 3.
3. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 4.
NG >> Refill ATF.
4. CHECK LINE PRESSURE
Check line pressure at the engine stall point. Refer to AT- 5 0 , "
LINE PRESSURE TEST" .
OK or NG
OK >> GO TO 7.
NG - 1 >> Line pressure high. GO TO 5.
NG - 2 >> Line pressure low. GO TO 6.
5. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sen-
sor 2" .
2. Disassemble A/T. Refer to AT- 2 5 5 , "
DISASSEMBLY" .
3. Check the following.
–Oil pump assembly. Refer to AT- 2 7 1 , "Oil Pump" .
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-191
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Revision: 2006 November2007 350Z
A/T Does Not Lock-upNCS0008I
SYMPTOM:
A/T does not lock-up at the specified speed.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III" .
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 2.
2. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 3.
NG >> Refill ATF.
3. CHECK LINE PRESSURE
Check line pressure at the engine stall point. Refer to AT- 5 0 , "
LINE PRESSURE TEST" .
OK or NG
OK >> GO TO 6.
NG - 1 >> Line pressure high. GO TO 4.
NG - 2 >> Line pressure low. GO TO 5.
4. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sen-
sor 2" .
2. Disassemble A/T. Refer to AT- 2 5 5 , "
DISASSEMBLY" .
3. Check the following.
–Oil pump assembly. Refer to AT- 2 7 1 , "Oil Pump" .
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
5. DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sen-
sor 2" .
2. Disassemble A/T. Refer to AT- 2 5 5 , "
DISASSEMBLY" .
3. Check the following.
–Oil pump assembly. Refer to AT- 2 7 1 , "Oil Pump" .
–Power train system. Refer to AT- 2 5 5 , "DISASSEMBLY" .
–Transmission case. Refer to AT- 2 5 5 , "DISASSEMBLY" .
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-195
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Revision: 2006 November2007 350Z
Engine Speed Does Not Return to IdleNCS0008L
SYMPTOM:
When a shift-down is performed, the engine speed does not smoothly return to the idling speed.
DIAGNOSTIC PROCEDURE
1. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 2.
NG >> Refill ATF.
2. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III"
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 3.
3. CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to AT- 2 1 5 , "
Control Valve with TCM and A/T Fluid Temperature Sensor 2" .
2. Check A/T fluid condition. Refer to AT- 4 9 , "
A/T Fluid Condition Check" .
OK or NG
OK >> GO TO 4.
NG >> GO TO 7.
4. DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT- 5 9 ,
"Symptom Chart" (Symptom No. 72).
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.
5. CHECK SYMPTOM
Check again. Refer to AT- 5 5 , "
Cruise Test — Part 1" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 6.
6. CHECK TCM
1. Check TCM input/output signals. Refer to AT- 8 3 , "
TCM Input/Output Signal Reference Values" .
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.

AT-202
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: 2006 November2007 350Z
8. CHECK TCM
1. Check TCM input/output signals. Refer to AT- 8 3 , "
TCM Input/Output Signal Reference Values" .
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
9. DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT- 5 9 ,
"Symptom Chart" (Symptom No. 50).
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
Vehicle Does Not Decelerate by Engine BrakeNCS0008R
SYMPTOM:
No engine brake is applied when the gear is shifted from the 2nd to 1st gear.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 8 6 , "
SELF-DIAGNOSTIC RESULT MODE" , AT- 9 2 , "Diagnostic Procedure
Without CONSULT-III" .
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT- 8 6 , "SELF-DIAGNOSTIC RESULT MODE" , AT- 9 3 ,
"Judgment Self-diagnosis Code" .
NO >> GO TO 2.
2. CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to AT- 1 2 , "
Checking A/T Fluid" .
OK or NG
OK >> GO TO 3.
NG >> Refill ATF.
3. CHECK A/T POSITION
Check A/T position. Refer to AT- 2 0 6 , "
Checking of A/T Position" .
OK or NG
OK >> GO TO 4.
NG >> Adjust A/T position. Refer to AT- 2 0 6 , "
Adjustment of A/T Position" .
4. MANUAL MODE SWITCH
Check manual mode switch. Refer to AT- 1 5 7 , "
DTC P1815 MANUAL MODE SWITCH" .
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.

AT-206
SHIFT CONTROL SYSTEM
Revision: 2006 November2007 350Z
REMOVAL
1. Disconnect lower lever of control device and control rod.
2. Remove manual lever from A/T.
3. Remove control rod from vehicle.
INSTALLATION
Note the following, and install in the reverse order of removal.

After installation is completed, adjust and check A/T position. Refer to AT- 2 0 6 , "Adjustment of A/T Posi-
tion" and AT- 2 0 6 , "Checking of A/T Position" .
Adjustment of A/T PositionNCS0008U
1. Loosen nut of control rod.
2. Place PNP switch and selector lever in “P” position.
3. While pressing lower lever toward rear of vehicle (in “P” position
direction), tighten nut to the specified torque. Refer toAT- 2 0 5 ,
"CONTROL ROD COMPONENTS"
Checking of A/T PositionNCS0008V
1. Place selector lever in “P” position, and turn ignition switch ON.
2. Make sure that selector lever can be shifted to other than “P” position when brake pedal is depressed.
Also make sure that selector lever can be shifted from “P” position only when brake pedal is depressed.
3. Move the selector lever and check for excessive effort, sticking, noise or rattle.
4. Confirm the selector lever stops at each position with the feel of engagement when it is moved through all
the positions. Check whether or not the actual position the selector lever is in matches the position shown
by the shift position indicator and the transmission body.
5. The method of operating the lever to individual positions cor-
rectly should be as shown in the figure.
6. When selector button is pressed in “P”, “R”, or “N” position with-
out applying forward/backward force to selector lever, check but-
ton operation for sticking.
7. Confirm the back-up lamps illuminate only when lever is placed
in the “R” position. Confirm the back-up lamps does not illumi-
nate when selector lever is pushed against “R” position in the
“P” or “N” position.
8. Confirm the engine can only be started with the selector lever in
the “P” and “N” positions. (With selector lever in the “P” position,
engine can be started even when selector lever is moved for-
ward and backward.)
9. Make sure that transmission is locked completely in “P” position.
10. When selector lever is set to manual shift gate, make sure that manual mode is displayed on combination
meter.
Shift selector lever to “+” and “-” sides, and check that set shift position changes.
SCIA5736E
SCIA1091E
SCIA7465E

ON-VEHICLE SERVICE
AT-227
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Revision: 2006 November2007 350Z
Parking ComponentsNCS00093
COMPONENTS
REMOVAL
1. Drain ATF through drain hole.
2. Remove exhaust front tube and center muffler with power tool. Refer to EX-3, "
Removal and Installation" .
3. Remove rear propeller shaft. Refer to PR-6, "
Removal and Installation" .
CAUTION:
Do not impact or damage propeller shaft tube.
4. Remove control rod. Refer to AT- 2 0 5 , "
Control Rod Removal and Installation" .
5. Support A/T assembly with a transmission jack.
CAUTION:
When setting transmission jack, be careful not to allow it to collide against drain plug.
6. Remove rear engine mounting member with power tool. Refer to AT- 2 4 2 , "
Removal and Installation" .
1. Rear oil seal 2. Rear extension 3. Parking actuator support
4. Return spring 5. Parking pawl 6. Pawl shaft
7. Self-sealing bolt 8. Seal ring 9. Parking gear
10. Output shaft 11. Bearing race 12. Needle bearing
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to GI-11, "
Components" .
However, refer to the following for others.
*: Apply Genuine Anaerobic Liquid Gasket or equivalent. Refer to GI-45, "Recommended Chemical Products and Sealants" .
SCIA7030E