Upstream Oxygen Sensor RH

Upstream Oxygen Sensor RH

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. To gain access to the sensor(s) the front muffler assembly must be displaced for clearance.







4. NOTE: LH shown, RH access equal.

Using a suitable crowfoot wrench remove the sensor.

Installation
1. Fitting 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.