In N Position, Vehicle Moves
In N Position, Vehicle MovesSYMPTOM: Vehicle moves forward or backward when selecting N position.
DIAGNOSTIC PROCEDURE
1. CHECK PNP SWITCH CIRCUIT
Perform self-diagnosis. Refer to AT-90, SELF-DIAGNOSTIC RESULT MODE. Self-Diagnostic Result Mode
Do the self-diagnostic results indicate PNP switch?
YES >> Check the malfunctioning system.
NO >> GO TO 2.
2. CHECK CONTROL CABLE
Check the control cable.
OK or NG
OK >> GO TO 3.
NG >> Adjust control cable.
3. CHECK A/T FLUID LEVEL
Check A/T fluid level.
OK or NG
OK >> GO TO 4.
NG >> Refill ATF.
4. CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GO TO 5.
NG >> Check the malfunction items. If any items are damaged, repair or replace damaged parts.
5. CHECK SYMPTOM
Check again.
OK or NG
OK >> INSPECTION END
NG >> GO TO 6.
6. PERFORM TCM INSPECTION
1. Perform TCM input/output signals inspection. Refer to AT-86, TCM Input/Output Signal Reference Values. Pinout Values and Diagnostic Parameters
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.