- Switch the ignition on.
- Press and hold the brake pedal.
- Push the switch down.
The red warning lamp turns off.
Pulling Away When Towing a Trailer Uphill
- Press and hold the brake pedal.
- Pull the switch upward and hold it.
- Shift into gear.
- Press the accelerator pedal until engine has developed sufficient torque to prevent your vehicle from rolling down the hill.
- Release the switch and pull away in a normal manner.