Scantool Diagnostics

Air Conditioner
U0101 Lost Communication with TCM (C-CAN) - Scantool Diagnostics

Monitor Scantool data

1. Connect GDS to DLC.
2. Check for TCU DTC(s).
> Check for any related CAN DTC(s) and repair or replace as necessary. Clear DTC(s) and confirm no DTC(s) return.
> This is a intermittent problem caused by poor contact of Control Module.
> Thoroughly check the looseness, poor connection, bent, corrison, contamination, deformation or damage of connector.
> Repair or replace as necessary and then, go to "Verification of Vehicle Repair" procedure.