Honda Accord: 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 the frame brace (see page 20-306).
7. Remove the A/F sensor (Sensor 1) (see page 11-197).
8. Remove the upper converter cover (A).
9. Remove the WU-TWC (B) and the gaskets (C).
10. Remove the converter cover (A).
11. Install the parts in the reverse order of removal with new gaskets.
DTC Troubleshooting
DTC P0420: Catalyst System Efficiency Below
Threshold
NOTE:
- Before you troubleshoot, record all freeze data and
any on-board snapshot, and review the general
troubleshooting information (see pa ...
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).
4. Install the parts in the reverse order of removal with
new gaskets (C) and new s ...
See also:
Special Tools
...
Shift Lock Solenoid Test
1. Connect the HDS to the DLC (A) located under the
driver's side of the dashboard.
2. Turn the ignition switch to ON (II). Make sure the HDS
communicates with the PCM. If it does not, go to the
...
Brake Hose and Line Inspection
1. Inspect t h e brake hoses for d a m a g e , deterioration, leaks,
interference, and twisting.
2. Check the brake lines for damage, rusting, and leaks. Also check for bent
brake lines.
3. ...