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:

    Rocker Arm and Shaft Disassembly/Reassembly
    NOTE:  -  Identify each part as it is removed so that each item can be reinstalled in its original locations, a Inspect the rocker arm shaft and rocker arms (see page 6-83).  - I ...

    Engine Compartment
      ...

    Checking the Engine
    If the engine does not start, check the starter. If you must start the vehicle immediately, use an assisting vehicle to jump start it. ...