Catalytic Converter: Service and Repair

REMOVAL
1. Remove under cover. Refer to Body and Frame.
2. Follow procedure outlined in the illustration noting the following.





3. Use special tool MD998770 to remove front and rear heated oxygen sensors.
4. The exhaust manifold threads must be cleaned with an 18 mm (0.7 inch) x 1.5 + 6E tap after the heated oxygen sensor has been disconnected.

INSTALLATION
1. Follow removal procedure in reverse order, noting the following.
2. If reusing the original sensor, coat the sensor threads with an antiseize compound such as Loctite 771-64 or equivalent. New sensors have compound on the threads and do not require an additional coating.