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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    Park Lever Stop Inspection and Adjustment
    1. Set the park lever in the P position. 2. Measure the distance (A) between the park pawl shaft (B) and the park lever roller pin (C). Standard: 57.7-58.7 mm (2.27-2.31 in) 3. If the measurem ...

    Carrier Bearing Replacement
    Special Tools Required Driver Handle, 40 mm I.D. 07746-0030100 1. Check the carrier bearings for wear and rough rotation. If they rotate smoothly and their rollers show no signs of wear, the beari ...

    System Description
    Delay Orifice Mechanism Function The delay orifice mechanism improves clutch operation by delaying the slave cylinder release speed when the clutch pedal is suddenly released. The delay orifice m ...