Honda Accord: A/F Sensor Replacement - PGM-FI System - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: A/F Sensor Replacement

Special Tools Required

02 Sensor Wrench Snap-on S6176 or equivalent, commercially available

1. Disconnect the A/F sensor 4P connector (A), then remove the A/F sensor (B).

2. Install the parts in the reverse order of removal.


2. Install the parts in the reverse order of removal.

    Injector Replacement
    1. Relieve the fuel pressure (see page 11-306). 2. Remove the engine cover, 3. Disconnect the quick-connect fitting (A). 4. Disconnect the Injector connectors (B) and the engine mount control s ...

    Secondary H02S Replacement
    Special Tools Required 02 Sensor Wrench Snap-on S6176 or equivalent, commercially available 1. Disconnect the secondary H02S 4P connector (A), then remove the secondary H02S (B). 2. Install the ...

    See also:

    Power Window Master Switch Input Test
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    MIL Circuit Troubleshooting
    1. Turn the ignition switch to ON (II). 2. Do the gauge self-diagnostic function (see page 22-332). Does the MIL indicator flash? YES-Go to step 3. NO-Substitute a known-good gauge control ...

    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 ...