Removal Procedure
WARNING:
Refer to Exhaust Service Warning .
WARNING:
Refer to Protective Goggles and Glove Warning .
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Remove the underbody front air deflector - right. Refer to Underbody Front Air Deflector Replacement - Right Side .
- Disconnect the exhaust particulate sensor module wiring harness plug (6).
- Remove the 2 exhaust particulate sensor module nuts (7).
- Remove the exhaust particulate sensor module (1) from the bracket (2).
- Remove the push nut tie clip (1) from the stud protruding from the exhaust heat shield.
- Disconnect the 2 tie-strap clips (2, 3) from the brake lines and the taped on edge clip from the floor panel tunnel.
- Use a marker to mark location of the 2 tie-strap clips and the taped on edge clip on both the exhaust particulate sensor wire and on the NOX sensor wire.
- Remove the 3 clips from the wires to separate the 2 sensors - DO NOT REMOVE the push nut tie clip from the NOX sensor wire.
- Loosen the exhaust particulate sensor wiring harness from the wiring harness clip (1) and the mount wire tie clip (2).
- Remove the exhaust particulate sensor (4) from the exhaust pipe, use a suitable tool.
Fig 1: Exhaust Particulate Sensor Module Wiring Harness Plug And Exhaust Particulate Sensor Module Nuts
NOTE:
The taped on edge clip MUST BE replaced with a NEW clip whenever it is removed from the floor panel tunnel, even if no sensors are replaced.