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. Testing and Inspection .
OK or NG
OK- GO TO 2.
NG- Adjust A/T position. Adjustments .

2. CHECK A/T FLUID LEVEL

Check A/T fluid level. Checking .
OK or NG
OK- GO TO 3.
NG- Refill ATF.

3. CHECK A/T FLUID CONDITION

1.Remove oil pan. Component .
2.Check A/T fluid condition. Automatic Transmission .
OK or NG
OK- GO TO 5.
NG- GO TO 4.

4. DETECT MALFUNCTIONING ITEM

1.Disassemble A/T. Disassembly .
2.Check the following items:
-Forward clutch assembly. Forward And Overrun Clutches .
-Overrun clutch assembly. Forward And Overrun Clutches .
-Reverse clutch assembly. Reverse Clutch .
OK or NG
OK- GO TO 5.
NG- Repair or replace damaged parts.

5. CHECK SYMPTOM

Check again. Automatic Transmission .
OK or NG
OK-INSPECTION END
NG- GO TO 6.

6. CHECK TCM

1.Check TCM input/output signals. Automatic Transmission .
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.