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:

    ThreeWay Catalytic Converters
    The three way catalytic converters contain precious metals that serve as catalysts, promoting chemical reactions to convert the exhaust gasses without affecting the metals. The catalytic conv ...

    Clutch Fluid
    Manual transmission only The fluid level should be between theMINandMAXmarks on the side of the reservoir. If it is not, add brake fluid to bring it up to that level. Use the same fluid spec ...

    MICU input Test
    NOTE: Before testing, troubleshoot the multiplex integrated control unit first, using B-CAN System Diagnosis Test Mode A (see page 22-134). Driver's MICU 1. Turn the ignition switch to LOCK (0), ...