Patriot 2WD L4-2.4L (2009)
sensor may occur.
NOTE: Use an oxygen sensor (O2S) removal tool for this procedure.
1. Raise and support vehicle.
2. Disconnect O2S wire harness mounting clips from engine or body, if equipped.
3. Disconnect O2S pigtail harness connector (1) from engine wiring harness.
4. Remove the O2S (3) from exhaust pipe (2).