DTC U0100/92: Lost Communication with ECM/PCM "A"; DTC U0129/93: Lost Communication with Brake System Control Module: Procedure
- RECONFIRM DTC
- Clear the DTCs. Refer to DTC CHECK / CLEAR .
- Check for DTCs.
OK
DTC U0100/92 and/or U0129/93 is not output.
NG → Refer to step 3
OK → Refer to step 2
- CHECK FOR INTERMITTENT PROBLEMS. Refer to HOW TO PROCEED WITH TROUBLESHOOTING
- Refer to CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING