Component Inspection
- Wait till the brake discs cool down sufficiently.
- Ignition "OFF".
- Ignition "ON" & Engine "OFF".
- Connect scantool and select "Diagnostic Trouble Codes (DTCs)" mode
- Using a scantool, Clear DTC.
- Select "Diagnostic Trouble Codes (DTCs)" mode again.
- Are any DTCs present ?
YES
- 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
- Fault is caused by Faulty HECU or was repaired and HECU memory was not cleared.
- The DTC code can be set by excessive TCS control in normal system status. Go to" VERIFICATION OF VEHICLE REPAIR " procedure.