Component Inspection

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?