In "N" Position, Vehicle Moves

TROUBLE DIAGNOSIS FOR SYMPTOMS


In "N" Position, Vehicle Moves


SYMPTOM:
Vehicle moves forward or backward when selecting "N" position.

DIAGNOSTIC PROCEDURE
1.CHECK A/T POSITION
Check A/T position. Refer to Testing and Inspection .
OK or NG
OK >> GO TO 2.
NG >> Adjust A/T position. Refer to Adjustments .
2.CHECK A/T FLUID LEVEL
Check A/T fluid level.
OK or NG
OK >> GO TO 3.
NG >> Refill ATF.
3.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to Component .
2. Check A/T fluid condition. Refer to Inspections Before Trouble Diagnosis .
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4.DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to Disassembly .
2. Check the following items:
- Forward clutch assembly. Refer to Forward And Overrun Clutches .
- Overrun clutch assembly. Refer to Forward And Overrun Clutches .
- Reverse clutch assembly. Refer to Reverse Clutch .
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.
5.CHECK SYMPTOM
Check again. Refer to Check At Idle .
OK or NG
OK >> INSPECTION END
NG >> GO TO 6.
6.CHECK TCM
1. Check TCM input/output signals. Refer to Pinout Values and Diagnostic Parameters .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.