TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-603
[RE5F22A]
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AT
Revision: November 2006
2006 Altima
Vehicle Does Not Creep Backward In “R” Position
ECS009IL
SYMPTOM:
The vehicle does not creep in the “R” position. Or an extreme lack of acceleration is observed.
DIAGNOSTIC PROCEDURE
1.
CHECK A/T FLUID LEVEL
Check the A/T fluid level. Refer to
OK or NG
OK
>> GO TO 2.
NG
>> Refill ATF.
2.
CHECK CONTROL CABLE AND PNP SWITCH POSITION
Check the control cable and PNP switch position.
●
AT-628, "Control Cable Adjustment"
OK or NG
OK
>> GO TO 3.
NG
>> Adjust control cable and PNP switch position. Refer to
AT-628, "Control Cable Adjustment"
or
626, "Park/Neutral Position (PNP) Switch Adjustment"
3.
CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis.
Is any malfunction detected by self-diagnostic?
YES
>> Check the malfunctioning system.
NO
>> GO TO 4.
4.
DETECT MALFUNCTIONING ITEM
1.
Control valve assembly. Refer to
AT-629, "Control Valve Assembly"
2.
Disassemble A/T. Refer to
3.
Check the following items:
–
Forward and direct clutch assembly. Refer to
.
–
1st and reverse brake. Refer to
–
B5 brake. Refer to
AT-670, "Transaxle Case Cover & B5 Brake"
–
Torque convertor. Refer to
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK TCM
1.
Check TCM input/output signal. Refer to
AT-459, "TCM Input/Output Signal Reference Values"
2.
If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace damaged parts.
6.
CHECK SYMPTOM
Check again.
OK or NG
OK
>> INSPECTION END
NG
>> Repair or replace damaged parts.