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Home >> Jaguar >> 2000 >> XJR (X308) V8-4.0L SC (AJ27) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Oxygen Sensor >> Service and Repair >> Downstream Oxygen Sensor
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Downstream Oxygen Sensor



Removal

WARNING: ENSURE THAT THE EXHAUST AND CATALYST ARE COLD BEFORE COMMENCING WORK.

1. Disconnect the battery ground lead.





2. From inside the engine compartment, release the relevant sensor(s) multiplug from its mounting bracket and disconnect the plug.

NOTE: LH shown, RH access equal.





3. From underneath the vehicle, remove the sensor.

NOTE: LH shown, RH access equal.


Installation
1. Filling is the reverse of the removal procedure, noting that a new sealing washer should be used.





2. Tighten the sensor to specification.
3. Make good the exhaust seals
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