Normal Operation and Fault Conditions
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
The Tow/Haul select switch is a momentary contact switch located on the end of the selector lever. Pressing the Tow/Haul switch will engage or disengage the Tow/Haul function of the transmission. When the Tow/Haul is engaged, the Tow/Haul icon will illuminate on the IPC. Each time the ignition switch is cycled, the PCM/TCM will disengage the Tow/Haul operation regardless of the switch position the last time the engine was running.
DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P1780 | Transmission Control Switch (O/D Cancel) Circuit Out Of Self Test Range | The Tow/Haul select switch failed during the KOER self-test. |