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:
Trim Removal/Installation - Trunk
Lid
Special Tools Required
KTC Trim Tool Set SOJATP2014*
*Available through the Honda Tool and
Equipment
Program; call 888-424-6857
NOTE:
- Put on gloves to protect your hands. .
- Take care not ...
DTC Troubleshooting Index
NOTE: Record all DTCs, and sort them by DTC type using the DTC
troubleshooting index, then troubleshoot the DTC(s)
in this order:
• Battery voltage DTCs
• Internal error DTCs
• Lo ...