DTC B1143-11: Ignition Status 2 - Circuit short to ground: Action
- Refer to the applicable system wiring diagram(s) and check the ignition supply 1 circuit - Circuit reference IGN_SUPPLY_2_FWD - For short circuit to ground. Repair wiring harness as required, clear the DTC and retest the system
- If no wiring faults are present, check transmission control switch, transmission control module, steering angle sensor, yaw rate sensor, anti-lock brake system control module, engine control module for related DTCs and refer to the relevant DTC index