Warm Up TWC Removal/Installation

Warm Up TWC Removal/Installation

NOTE: If the warm up TWC is damaged internally, inspect the under-floor TWC for debris.

1. Raise the vehicle on a lift Service and Repair.

2. Remove the bolts (A).





3. Lower the vehicle.

4. Remove the A/F sensor (Sensor 1) A/F Sensor Replacement.

5. Remove the EGR pipe Service and Repair.

6. Remove the cover (A).





7. Remove the bolts (B) and the nuts (C).

8. Remove the WU-TWC (D).

9. Install the parts in the reverse order of removal with new gaskets (E).