Conditions for Setting the DTC
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- The ALC module detects the voltage at the position sensor signal circuit is less than 0.5 volt or greater than 4.75 volts for more than 500 milliseconds.
- The ALC module detects that there is a wide variation of the signal voltage over a predetermined period of time.