DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0104-87: Lost Communication with Cruise Control Module Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0122-87: Lost Communication with Vehicle Dynamics Control Module Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U1170-87: Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message [12/2021 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK DTC OUTPUT
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Check for DTCs of all systems by following the prompts on the Techstream screen.
- Check for DTCs.
Result
Result Proceed to Hybrid vehicle control ECU assembly outputs P2530-12. A Hybrid vehicle control ECU assembly does not output P2530-12. B - Turn the ignition switch off.
Result:
A
GO TO DTC CHART (P2530-12). Refer to DTC P2530-12: IG2 Signal Circuit Short to Auxiliary Battery [02/2019 - ]
Result:
B
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - ]