Conditions For Running DTC P0724

WARNING: This page is about a different car, the 2002 GMC Cab & Chassis Sierra and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTC will run under the following conditions:

No VSS DTCs P0722 or P0723.
The PCM detects a closed stoplamp switch or circuit, and the following sequence of events occur:
1. The vehicle speed is less than 5 MPH.
2. The vehicle speed is 5-20 MPH for 3.1 seconds.
3. The vehicle speed is greater than 20 MPH for 7 seconds.
DTC P0724 has not passed.