DTC U1001 Cadillac
Fuel Fill Door Stuck Closed
Fuel Fill Door Stuck Closed
Description
The hybrid powertrain control module 2 is awake The fuel tank is being filled.
Cause and Solution
The hybrid powertrain control module 2 has detected that the fuel level in the fuel tank has increased but detects that the fuel filler door was always in the closed position.
Video Guide
Diagnostic Info
- DTC Code: U1001
- Brand: Cadillac