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:
Tire Rotation
To help increase tire life and
distribute wear more evenly, rotate
the tires according to the
maintenance messages displayed on
the information display.
Move the tires to the positions
sh ...
Active Noise Cancellation
Microphone
Removal/Installation
Front
1. Remove the roof console (see page 20-140), and
disconnect the connector (A) from the front active
noise cancellation microphone (B).
2. Remove the screws and the front active noise
can ...
Compass Zone Selection
In most areas, there is a variation
between magnetic north and true
north. Zone selection is required so
the compass can compensate for this
variation. To check and select the
zone, do this: ...