Honda Accord: B-CAN System Diagnosis Test Mode
B - Multiplex Integrated Control
System - Body Electrical - Honda Accord MK8 2008-2012 Service ManualHonda Accord: B-CAN System Diagnosis Test Mode B

Do this diagnosis if any of the control units are not communicating (Not Available is displayed in the HDS) as found by the B-CAN System Diagnosis Test Mode A (see page 22-134).

1. Using the HDS, select the system that has the symptom from the BODY ELECTRICAL menu.

2. Select DTCs, and then check for loss of communication DTCs.

Are any loss of communication DTCs indicated? YES-Go to step 3.

NO-Faulty driver's MICU; replace the driver's under-dash fuse/relay box, USA models (see page 22-86), Canada models (see page 22-87).

3. Do the power, ground, and communication part of the input test for the unit(s) not communicating with the HDS.

B-CAN System Diagnosis Test Mode


    Troubleshooting B-CAN System Diagnosis Test Mode A
    Check the ECM/PCM for DTCs and troubleshoot . ECM/PCM (see page 11-3) or F-CAN loss of communication errors first, then do this diagnosis if the symptom is related to the B-CAN system. 1. Comp ...

    B-CAN System Diagnosis Test Mode C
    Do this diagnosis if a component that is controlled by the B-CAN system does not stop or turn off. NOTE: • If the component does not turn on, go to B-CAN System Diagnosis Test Mode D {see p ...

    See also:

    Lap/Shoulder Belt
    The lap/shoulder belt goes over your shoulder, across your chest, and across your hips. To fasten the belt, insert the latch plate into the buckle, then tug on the belt to make sure the buckl ...

    Mode Control Motor Replacement
    1. Remove the blower unit (see page 21-65). 2. Disconnect the 7P connector (A) from the mode control motor (B). Remove the self-tapping screws and the mode control motor from the heater unit. ...

    Reporting Safety Defects
    In the U.S. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administratio ...