P2099-02: O2 Sensor Signal Biassed/Stuck Rich - Bank 2, Sensor 1 - General signal failure: Action
WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.
- Vehicle Conditions to enable DTC Logging strategy
- Drive vehicle under steady state conditions for up to 20 minutes
- Prioritised Checks to Perform
- Check the exhaust system for leaks. Repair as necessary
- Check pre and post catalyst oxygen sensors for damaged and correct installation
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check post catalyst oxygen sensor circuits for open circuit short circuit to power, short circuit to ground, high resistance
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check pre catalyst oxygen sensor circuits for open circuit short circuit to power, short circuit to ground, high resistance
- Using the manufacturer approved diagnostic system clear all stored DTCs using the `Diagnosis Menu' tab and retest
- Check and install new pre catalyst oxygen sensor as required
- Check and install new post catalyst oxygen sensor as required