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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    Charging the Battery
    Disconnect both battery cables to prevent damaging your vehicle's electrical system. Always disconnect the negative (–) cable first, and reconnect it last. ...

    Electrical Compass Unit Input Test
    1. Remove the rear shelf (see page 20-128). 2. Loosen the bolts (A), then pull out the electrical compass unit bracket (B). 3. Disconnect the 6P connector (C) and remove the mounting bolt ( D ) ...