Upstream Oxygen Sensor (1/1)
WARNING: This page is about a different variant/trim than selected.
WARNING:
The exhaust manifold, exhaust pipes and catalytic converter(s) become very hot during engine operation. Allow engine to cool before removing oxygen sensor. Failure to allow engine to cool before removal may result in personal injury caused by burns.
CAUTION:
When disconnecting sensor electrical connector, do not pull directly on wires going into oxygen sensor (O2S). Damage to the oxygen sensor may occur.
- Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
- Release the clip and disconnect the wire harness connection (1) for the oxygen sensor.
- Remove the oxygen sensor from the catalytic converter (2).