Conditions for Setting the DTC
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- The VCIM powers the button assembly through the Keypad Supply Voltage circuit, turns the power OFF, then waits for 10 ms and sees a voltage value greater than 5 volts on this circuit.
- The above conditions are present for greater than 300 ms.