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:

    General Troubleshooting Information
    Intermittent Failures The term Intermittent failure means a system may have had a failure, but it checks OK now. If the malfunction indicator lamp (MIL) on the dash does not come on, check for poo ...

    Rear Power Window Motor Test
    1. Remove the rear power window switch (see page 22-307). 2. Test the motor in each direction by connecting battery power and ground to the rear power window switch 14P connector (A) according t ...

    Recirculation Control Motor Test
    NOTE: Before testing the motor, check for HVAC DTCs (see page 21-101). 1. Disconnect the 7P connector from the recirculation control motor. Incorrectly applying power and ground to the recirc ...