Conditions for Setting the DTC
WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM detects that the commanded duty cycle for the range test high is more than 80 percent for more than 0.6 seconds.
OR
- The ECM detects that the commanded duty cycle for the range test low is more than 80 percent for more than 5 seconds.