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
    ...

    See also:

    Ignition Switch Test
    NOTE: SRS components are located in the area. Review the SRS component locations 4-door (see page 24-21), 2-door (see page 24-23), and precautions and procedures (see page 24-25) before doing repai ...

    Alternator Control Circuit Troubleshooting
    NOTE: Do this troubleshooting if, in step 5 of the alternator and regulator circuit troubleshooting (see page 4-27), the battery voltage is less than 13.5 V. * 1. Connect the Honda Diagnostic Sys ...

    Security System
    The security system helps to protect your vehicle and valuables from theft. The horn sounds and a combination of headlights, parking lights, side marker lights and taillights flashes if someo ...