2008 INFINITI FX35 lock

AT-140
< SERVICE INFORMATION >
DTC P1730 A/T INTERLOCK
4. Perform self-diagnosis. Refer to AT-91, "Diagnosis Procedure without CONSULT-III".
OK or NG
OK >> GO TO 2.
NG >> Check low coast brake solenoid valve circuit and function. Refer to AT-151
, AT-153.
2.CHECK DTC
Perform AT-139, "
DTC Confirmation Procedure".
OK or NG
OK >> INSPECTION END
NG >> GO TO 3.
3.CHECK TCM POWER SUPPLY AND GROUND CIRCUIT
Check TCM power supply and ground circuit. Refer to AT-160
.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4.DETECT MALFUNCTIONING ITEM
Check A/T assembly harness connector pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> Replace the control valve with TCM. Refer to AT-215, "Control Valve with TCM and A/T Fluid Tem-
perature Sensor 2".
NG >> Repair or replace damaged parts.
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MAIN POWER SUPPLY AND GROUND CIRCUITAT-161
< SERVICE INFORMATION >
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TCM terminals and data are reference valu e. Measured between each terminal and ground.
Diagnosis ProcedureINFOID:0000000001327352
1.CHECK TCM POWER SOURCE STEP 1
1. Turn ignition switch OFF.
2. Disconnect A/T assembly harness connector.
3. Check voltage between A/T assembly harness connector termi- nals and ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2.CHECK TCM POWER SOURCE STEP 2
1. Disconnect A/T assembly harness connector.
2. Turn ignition switch ON.
3. Check voltage between A/T assembly harness connector termi- nals and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3.DETECT MALFUNCTIONING ITEM
Check the following.
 Harness for short or open between battery and A/T assembly harness connector F44 terminals 1, 2
 Harness for short or open between ignition switch and A/T assembly harness connector F44 terminal 6
 10 A fuse (No. 37, located in the fuse and fusible link block) and 10 A fuse (No. 83, located in the IPDM E/R)
 Ignition switch, Refer to PG-3
.
OK or NG
OK >> GO TO 4.
Te r m i n a l Wire
color Item Condition Data (Approx.)
1LG Power supply
(Memory back-up) Always Battery voltage
2LG Power supply
(Memory back-up)
Always Battery voltage
5 B Ground Always 0 V
6YPower supply – Battery voltage
–0 V
10 B Ground Always 0 V
Item Connector Terminal Voltage
TCM F44 1 - Ground
Battery voltage
2 - Ground
6 - Ground 0 V
SCIA2104E
Item Connector Terminal Voltage
TCM F44 1 - Ground
Battery voltage
2 - Ground
6 - Ground
SCIA2105E
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AT-190
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
7.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to AT-215, "
Control Valve with TCM and A/T Fluid Temperature Sensor 2".
2. Check A/T fluid condition. Refer to AT-49, "
Inspections Before
Trouble Diagnosis".
OK or NG
OK >> GO TO 8.
NG >> GO TO 11.
8.DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59,
"Symptom Chart" (Symptom No.13).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
9.CHECK SYMPTOM
Check again. Refer to AT-53, "
Road Test".
OK or NG
OK >> INSPECTION END
NG >> GO TO 10.
10.CHECK TCM
1. Check TCM input/output signals. Refer to AT-83, "
TCM Input/Output Signal Reference Value".
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.
11 .DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59,
"Symptom Chart" (Symptom No.13).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
A/T Does Not Lock-upINFOID:0000000001327373
SYMPTOM:
A/T does not lock-up at the specified speed.
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-III
 Perform self-diagnosis.
Without CONSULT-III
 Perform self-diagnosis. Refer to AT-91, "
Diagnosis Procedure without CONSULT-III".
Is any malfunction detected by self-diagnostic results?
SCIA5199E
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AT-192
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
2. Check A/T fluid condition. Refer to AT-49, "Inspections Before
Trouble Diagnosis".
OK or NG
OK >> GO TO 7.
NG >> GO TO 10.
7.DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59,
"Symptom Chart" (Symptom No.24).
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
8.CHECK SYMPTOM
Check again. Refer to AT-53, "
Road Test".
OK or NG
OK >> INSPECTION END
NG >> GO TO 9.
9.CHECK TCM
1. Check TCM input/output signals. Refer to AT-83, "
TCM Input/Output Signal Reference Value".
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.
10.DETECT MALFUNCTIONING ITEM
Check the malfunction items. If any items are damaged, repair or replace damaged parts. Refer to AT-59,
"Symptom Chart" (Symptom No.24).
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
A/T Does Not Hold Lock-up ConditionINFOID:0000000001327374
SYMPTOM:
The lock-up condition cannot be ma intained for more than 30 seconds.
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-III
 Perform self-diagnosis.
Without CONSULT-III
 Perform self-diagnosis. Refer to AT-91, "
Diagnosis Procedure without CONSULT-III".
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT-84, "CONSULT-III Function (TRANSMISSION)",
AT-91, "
Diagnosis Procedure without CONSULT-III".
NO >> GO TO 2.
SCIA5199E
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AT-194
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
Lock-up Is Not Released
INFOID:0000000001327375
SYMPTOM:
The lock-up condition cannot be cancelled even after releasing the accelerator pedal.
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-III
 Perform self-diagnosis.
Without CONSULT-III
 Perform self-diagnosis. Refer to AT-91, "
Diagnosis Procedure without CONSULT-III".
Is any malfunction detected by self-diagnostic results?
YES >> Check the malfunctioning system. Refer to AT-84, "CONSULT-III Function (TRANSMISSION)",
AT-91, "
Diagnosis Procedure without CONSULT-III".
NO >> GO TO 2.
2.CHECK SYMPTOM
Check again. Refer to AT-53, "
Road Test".
OK or NG
OK >> INSPECTION END
NG >> GO TO 3.
3.CHECK TCM
1. Check TCM input/output signals. Refer to AT-83, "
TCM Input/Output Signal Reference Value".
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.
Engine Speed Does Not Return to IdleINFOID:0000000001327376
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- 11 , "
Checking A/T Fluid".
OK or NG
OK >> GO TO 2.
NG >> Refill ATF.
2.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-III
 Perform self-diagnosis.
Without CONSULT-III
 Perform self-diagnosis. Refer to AT-91, "
Diagnosis Procedure without CONSULT-III".
SAT638A
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SHIFT CONTROL SYSTEMAT-205
< SERVICE INFORMATION >
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SHIFT CONTROL SYSTEM
Control Device Remo val and InstallationINFOID:0000000001327383
REMOVAL
CAUTION:
Make sure that parking brake is a pplied before removal/installation.
1. Disconnect lower lever of control device and control rod.
1. Selector lever knob 2. Lock pin 3. Position indicator plate
4. A/T device harness connector 5. Snap pin 6. Conical washer
7. Plain washer 8. Busing 9. Collar
10. Control rod 11. Bracket 12. Dust cover
13. Dust cover plate 14. Shift lock solenoid and park position switch assembly15. Control device assembly
16. Position lamp
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to GI-8, "
Component".
SCIA7753E
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AT-206
< SERVICE INFORMATION >
SHIFT CONTROL SYSTEM
2. Remove knob cover (1) below selector lever downward.
3. Pull lock pin (2) out of selector lever knob (3).
4. Remove selector lever knob (3).
5. Remove A/T console finisher. Refer to IP-10, "
Component Parts
Location".
6. Remove center console. Refer to IP-10, "
Component Parts
Location".
7. Remove rear ventilator duct 2. Refer to ATC-116, "
Removal and
Installation".
8. Remove key interlock cable (1) from control device. Refer to AT-
212, "Removal and Installation".
9. Disconnect A/T device harness connector (2).
10. Remove control device assembly.
INSTALLATION
Install in reverse order of removal. Be careful of the following:
 After installation is completed, adjust and check A/T position. Refer to AT-207, "
Adjustment of A/T Position"
and AT-207, "Checking of A/T Position".
Control Rod Removal and InstallationINFOID:0000000001327384
CONTROL ROD COMPONENTS
REMOVAL
SCIA7733E
SCIA7754E
1. Control device assembly 2. A/T assembly 3. Manual lever
4. Control rod 5. Lower lever
SCIA6589E
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SHIFT CONTROL SYSTEMAT-207
< SERVICE INFORMATION >
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1. Disconnect lower lever of control device and control rod.
2. Remove manual lever from A/T assembly.
3. Remove control rod from vehicle.
INSTALLATION
Install in reverse order of removal. Be careful of the following:
 After installation is completed, adjust and check A/T position. Refer to AT-207, "
Adjustment of A/T Position"
and AT-207, "Checking of A/T Position".
Adjustment of A/T PositionINFOID:0000000001327385
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 to AT-206,
"Control Rod Removal and Installation".
CAUTION:
Do not push the bracket.
Checking of A/T PositionINFOID:0000000001327386
1. Place selector lever in “P” posit ion, and turn ignition switch ON.
2. Check selector lever can be shifted to other than “P” position when brake pedal is depressed. Also check
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. Check the selector lever stops at each position wit h the feel of engagement when it is moved through all
the positions. Check whether or not t he 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. Check the back-up lamps illuminate only when lever is placed in the “R” position. Check the back-up lamps does not illuminate
when selector lever is pushed against “R” position in the “P” or
“N” position.
8. Check 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. Check transmission is locked completely in “P” position.
10. When selector lever is set to manual shift gate, check manual mode is displayed on combination meter. Shift selector lever to “+” and “-” sides, and check set shift position changes. (Only while a vehicle is oper-
ating.)
SCIA5736E
SCIA2119E
SCIA7465E
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