P00D3-64: HO2S Heater Control Circuit Range/Performance (Bank 2 Sensor 1) - Signal plausibility failure: Action
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check heated oxygen sensor circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to Heated Oxygen Sensors (HO2S), Diagnosis and Testing - PINPOINT TEST A: ELECTRONIC ENGINE CONTROLS PINPOINT TEST .