Component Inspection

Traction Control System
C1605 CAN Hardware Error - Component Inspection

Component Inspection

1. Ignition "OFF".
2. Engine "ON".
3. Does warning lamp remain On?
YES
1) Substitute with a known-good HECU and check for proper operation. If problem is corrected, replace HECU and then go to "Verification of Vehicle Repair" procedure.
NO
1) Fault is intermittent caused by short harness in CAN line and/or faulty HECU or was repaired and HECU memory was not cleared. Go to the applicable troubleshooting procedure.