Fault code index · high
U1135
Various
Various
Scope: 2.5L/3.0L gasoline · System(s): GECM · Factory MIL flag: N · Default action: Instrument cluster ignition switch message error SCP network error
Common causes
- Ignition Switch / Invalid Data
Quick checks
- Confirm freeze-frame and conditions when the code set
- Check module power/grounds and bus wiring before condemning a module
Typical fixes
- Check ignition switch wiring to cluster