Torque Converter Clutch (TCC) Operation Test
WARNING: This page is about a different car, the 2008 Mercury Sable, 2008 Ford Taurus X, and 2008 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
This test verifies that the TCC control system and the torque converter are operating correctly.
- Carry out Self Test, refer to the tester manual. Check for DTCs.
- Connect a tachometer to the engine.
- Bring the engine to normal operating temperature by driving the vehicle at highway speeds for approximately 15 minutes in Overdrive (Circle D) position.
- If the vehicle stalls in Overdrive (Circle D) at idle with vehicle at a stop, move the selector lever to manual L position. If the vehicle stalls, see torque converter operation concerns, refer to Diagnosis By Symptom . Repair as required. If the vehicle does not stall in Overdrive (Circle D), refer to Diagnosis By Symptom .