Honda Accord: DTC Troubleshooting Index - Multiplex Integrated Control
System - Body Electrical - Honda Accord MK8 2008-2012 Service ManualHonda Accord: 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

• Loss of communication DTCs

• Signal error DTCs

Driver's MICU

Passenger's MICU


Passenger's MICU

Immobilizer-Keyless Control Unit


Immobilizer-Keyless Control Unit

Door Multiplex Control Unit


Door Multiplex Control Unit

Gauge Control Module


Gauge Control Module

HandsFreeLink Control Unit


HandsFreeLink Control Unit

Climate Control Unit


Climate Control Unit

*: '10 model


*: '10 model

    General Troubleshooting Information
    Troubleshooting CAN Circuit Related Problems NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-Can System Diagnosis Test Mode A (see page 22-134).. Using the ...

    System Description
    Body Controller Area Network (B-CAN) and Fast Controller Area Network (F-CAN) The body controller area network (B-CAN) and the fast controller area network (F-CAN) share information between mult ...

    See also:

    Replacing a Fog Light Bulb
    If equipped Your vehicle uses halogen light bulbs. When replacing a bulb, handle it by its plastic case, and protect the glass from contact with your skin or hard objects. If you touch the gl ...

    Fuel Recommendation
    Your vehicle is designed to operate on unleaded gasoline with a pump octane number of 87 or higher. Use of a lower octane gasoline can cause a persistent, heavy metallic rapping noise that c ...

    Shift Lever Does Not Move
    Follow the procedure below if you cannot move the shift lever out of the position. • Releasing the Lock 1. Set the parking brake. 2. Remove the key from the ignition switch. 2. Remove ...