Conditions for Setting the DTC
WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- The system monitors the voltage on the AWD indicator control circuit.
- If the system detects a voltage of 2 volts or less for 1.5 seconds when the AWD indicator is not commanded, the DTC is logged.
- If the system detects a voltage of 4.5 volts or more when the AWD indicator is commanded, the DTC is logged.