Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM determines that the ECT has not met its calibrated target of 71° C (160 °F) when the start-up ambient temperature was between 10 and 52° C (50 and 126° F), for greater than 1 s.
OR
- The ECM determines that the ECT has not met its calibrated target of 55° C (131 °F) when the start-up ambient temperature was between -7 and 10° C (19 and 50° F), for greater than 1 s.