Sensor, Oxygen: Removal: 6.4L
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Never apply any type of grease to the oxygen sensor electrical connector, or attempt any repair of the sensor wiring harness.
WARNING:
The exhaust pipes and catalytic converter become very hot during engine operation. Allow the engine to cool before removing the oxygen sensor.
NOTE:
Front O2 sensors shown. Rear sensors similar.
- Raise and support vehicle.
- Disconnect the electrical connector from the O2 sensors (1, 2)CAUTION:
When disconnecting the oxygen sensor electrical connector, do not pull directly on the wire going into the sensor. The sensor wiring can be damaged resulting in sensor failure.
- Remove the O2 sensor (4) with an oxygen sensor removal and installation tool.
- Clean the threads in exhaust pipe using appropriate tap.