A/T Does Not Shift: D3->D4

A/T Does Not Shift: D3-> D4





1: CHECK SYMPTOM





2: CHECK SELF-DIAGNOSTIC RESULTS





3: CHECK THROTTLE POSITION SENSOR





4: CHECK A/T FLUID CONDITION





5: DETECT MALFUNCTIONING ITEM





6: DETECT MALFUNCTIONING ITEM





7: CHECK SYMPTOM





8: CHECK TCM INSPECTION

Symptom:
- A/T does not shift from D3 to D4 at the specified speed.
- A/T must be warm before D3 to D4 shift will occur.