DTC U1301 Chevrolet
Theft Deterrent System Communication Line High Fixation
Theft Deterrent System Communication Line High Fixation
Description
Communication line (EFIO-IMI) between ECM and the transponder key ECU assembly is stuck on HI output.
Cause and Solution
Wire harness Transponder key ECU assembly ECM
Video Guide
Diagnostic Info
- DTC Code: U1301
- Brand: Chevrolet