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:

    Door Glass Adjustment
    NOTE: Check the door weatherstrip and the glass run channel for damage or deterioration, and replace them if necessary. 1. Place the vehicle on a firm, level surface when adjusting the door glas ...

    Electrical Compass Zone Selection and Calibration
    NOTE: • You should do this procedure any time the electrical compass unit is replaced. • You should do this procedure in an open area away from buildings, power lines, and other vehicl ...

    Ignition Switch
    WARNING Removing the key from the ignition switch while driving locks the steering. This can cause you to lose control of the vehicle. Remove the key from the ignition switch only when p ...