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:

    Trunk Lid Weatherstrip Replacement
    NOTE: 4-door Is shown; 2-door Is similar. 1. Remove the trunk lid weatherstrip (A) by pulling it off. 2. Locate the painted alignment mark (B or C) on the trunk lid weatherstrip. Align the pain ...

    Idle Speed Inspection
    NOTE: - Before checking the idle speed, check these items:  - The malfunction indicator lamp (MIL) has not been reported on, and there are no DTCs.  - Ignition timing  - Spark plug ...

    ATF Temperature Sensor Test/Replacement
    1. Raise the vehicle on a lift, or apply the parking brake, block both rear wheels, and raise the front of the vehicle. Make sure it is securely supported. 2. Remove the splash shield. 3. Disc ...