Component Inspection

Engine Control
P0135 O2 Sensor Heater Circuit(Bank 1 / Sensor 1) - Inspection/Repair:_:Component Inspection

Component Inspection

Check Resistance
1. IG KEY "OFF".
2. Disconnect HO2S(S1) connector.
3. Measure resistance between heater power and heater control terminal of HO2S(S1)(Component Side)
Specification :









4. Is the measured resistance within specification?