XJ-Super V8 (X308) V8-4.0L SC (AJ27) (2002)
Oxygen Sensor: Service and Repair
Downstream Oxygen Sensor LH
Downstream Oxygen Sensor LH
Removal
1. WARNING: ENSURE THAT THE EXHAUST AND CATALYST ARE COLD BEFORE COMMENCING WORK.
Disconnect the battery ground lead.
2. NOTE: LH shown, RH access equal.
From inside the engine compartment, release the relevant sensor(s) multiplug from its mounting bracket and disconnect the plug.
3. NOTE: LH shown, RH access equal.
From underneath the vehicle, remove the sensor.
Installation
1. Fitting is the reverse of the removal procedure, noting that a new sealing washer should be used.