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:

    Towing
    If the vehicle needs to be towed, call a professional towing service. Never tow the vehicle behind another vehicle with just a rope or chain It is very dangerous. Emergency Towing There are three ...

    System Description
    Delay Orifice Mechanism Function The delay orifice mechanism improves clutch operation by delaying the slave cylinder release speed when the clutch pedal is suddenly released. The delay orifice m ...

    B-CAN System Diagnosis Test Mode 1 and Test Mode 2 (without the HDS)
    Special Tools Required MFCS (MCIC) Service Connector 07WAZ-00101 OA Test Mode 1 Check the ECM/PCM for DTCs and troubleshoot ECM/PCM (see p a g e 11-3) or F-CAN loss o f communication errors first ...