Scantool Diagnostics

Engine Control
P0133 O2 Sensor Circuit Slow Response (Bank 1 / Sensor 1) - Scantool Diagnostics

Monitor GDS Data

1. Connect GDS to DLC(Data Link Cable).
2. Warm up the engine to normal operating temperature.
3. Monitor "HO2S(S1)" parameter on GDS.




4. Is the "HO2S(S1)" parameter displayed correctly?






NOTE:
This DTC might be caused by the malfunction of Heater circuit, so, check the heater circuit first.