Honda Accord: Under-floorTWC Removal/Installation - Catalytic Converter System - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Under-floorTWC Removal/Installation

1. Raise the vehicle on a lift.

2. Remove the exhaust pipe hangers (A).

3. Remove the under-floor TWC (B).


3. Remove the under-floor TWC (B).

4. Install the parts in the reverse order of removal with new gaskets (C) and new self-locking nuts (D).

    Warm Up TWC Removal/Installation
    1. Raise the vehicle on a lift. 2. Remove the secondary H02S (Sensor 2) (see page 11-197). 3. Remove the bolts (A). 4. Remove the WU-TWC bracket (B). 5. Lower the vehicle. 6. Remove th ...

    PCV System
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    See also:

    Regulator Valve Body Disassembly, Inspection, and Reassembly
    1. Clean all parts thoroughly in solvent and dry them with compressed air. Blow out all passages. 2. Inspect the valve body for scoring and damage. 3. Check all valves for free movement. If an ...

    Ignition Switch Replacement
    NOTE: SRS components are located In the area. Review the SRS component locations 4-door (see page 24-21), 2-door (see page 24-23), and precautions and procedures (see page 24-25) before doing repai ...

    Air Cleaner Element Inspection / Replacement
    1. Open the air cleaner housing cover (A). 2. Remove the air cleaner element (B) from the air cleaner housing (C). 3. Check the air cleaner element for damage or clogging. If it is damaged o ...