P0155-85 - O2 Sensor Heater Circuit Bank 2 Sensor 1 - Signal above allowable range: Action
- Refer to the applicable SYSTEM WIRING DIAGRAMS 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
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest
- Check and install a new heated oxygen sensor as required