REMOVAL - UPSTREAM 1/1 or 2/1
WARNING: This page is about a different car, the 2004 Dodge Intrepid, 2004 Chrysler Intrepid, 2004 Chrysler Concorde, and 2004 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.
The engines uses two heated oxygen sensors, one in each exhaust manifold.
CAUTION:
When disconnecting the sensor electrical connector, do not pull directly on wire going into sensor.
- Remove the negative battery cable.
- Disconnect the heated oxygen sensor electrical connector.
- Use a socket such as Snap-On YA8875 or a crow foot wrench to remove oxygen sensor (Fig 1).