Front Pump Output Test- Torque Converter Pressure Regulator Valve
WARNING: This page is about a different car, the 2018 Ford F-350 Super Duty and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
- Using a diagnostic scan tool, perform a self-test and check for DTCs.
- RECORD the RPM and TSS data while raising the engine RPM.
- If the TSS stays at 0 RPM the torque converter is malfunctioning.
- INSPECT the main control torque converter regulator valve.