Repair Procedures: Inspection
- Turn the ignition switch OFF.
- Disconnect the HO2S connector.
- Measure resistance between HO2S heater terminals 3 and 4.
- Check that the resistance is within the specification.
RESISTANCE SPECIFICATION - BANK 1/SENSOR 1
| Item | Specification |
|---|---|
| Heater Resistance (Ω) | Approx. 2.5 [20°C (68°F)] |
RESISTANCE SPECIFICATION - BANK 1/SENSOR 2
| Item | Specification |
|---|---|
| Heater Resistance (Ω) | Approx. 3.0 [20°C (68°F)] |