Verification of Vehicle Repair

Engine Control
P0037 HO2S Heater Control Circuit Low (Bank 1 / Sensor 2) - Verification of Vehicle Repair

Verification of Vehicle Repair

After a repair, it is essential to verify that the fault has been corrected.
1. Connect GDS and select "DTC Analysis" mode.
2. Click "DTC Status" and confirm that "DTC Readiness Flag" indicates "Complete". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
3. Read "DTC Status" parameter.
4. Is parameter displayed "History(Not Present) fault"?