Honda 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
Immobilizer-Keyless Control Unit
Door Multiplex Control Unit
Gauge Control Module
HandsFreeLink Control Unit
Climate Control Unit
*: '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:
Climate Control Switch
Communication Line Circuit
Troubleshooting
1. Operate the climate control system with the
passenger's climate control switch in all modes.
Does the climate control system operate?
YES-lntermittent failure. Check for loose wires or
poor c ...
Emissions Testing
Testing of Readiness Codes
If you take your vehicle for an
emissions test shortly after the
battery has been disconnected or
gone dead, it may not pass the test.
This is because of certain ‘ ...
Brake Booster Test
Functional Test
1. With the ignition switch in LOCK (0), press the brake
pedal several times to deplete the vacuum reservoir,
then press the brake pedal hard and hold it for
15 seconds. If the bra ...