Conditions for Running the DTC
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
P1077, P107A, and P107D
- DTC U135C, U1347, or P1066 not set
- Engine running
P1078, P107B, and P107E
- DTC U135C, U1347, or P1066 not set
- Ignition is ON