Honda Accord: Symptom Troubleshooting Index - Fuel and Emissions Systems - Fuel and Emissions - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Symptom Troubleshooting Index

When the vehicle has one of these symptoms, check for a diagnostic trouble code (DTC) with the HDS. If there is no DTC, do the diagnostic procedure for the symptom, in the sequence listed, until you find the cause.


System Description


    DTC Troubleshooting Index
    NOTE: The above DTCs are indicated when the PGM-FI system is selected with the HDS. Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PG ...

    System Description
    fuel and Emissions S f stems Diagram 1.AIR FUEL RATIO (A/F) SENSOR (SENSOR 1) 2.SECONDARY HEATED OXYGEN SENSOR (SECONDARY H02S) (SENSOR 2) 3.MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR 4.ENGINE COO ...

    See also:

    Fuel Information
    • Fuel recommendation Use of a lower octane gasoline can cause a persistent, heavy metallic knocking noise that can lead to engine damage. • Top tier detergent gasoline Because the level ...

    General Troubleshooting Information
    Intermittent Failures The term Intermittent failure means a system may have had a failure, but it checks OK now. If the malfunction indicator lamp (MIL) on the dash does not come on, check for poo ...

    Safety Labels
    These labels are in the locations shown. They warn you of potential hazards that could cause serious injury or death. Read these labels carefully. If a label comes off or becomes hard to ...