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:
Brake PadWear Indicators
The front and rear disc brakes on all
models have audible brake pad wear
indicators.
If the brake pads need replacing, you
will hear a distinctive, metallic
screeching sound when you apply
...
Tire Labeling
The tires that came on your vehicle have a
number of markings. Those you should be
aware of are described below.
• Tire Sizes
Whenever tires are replaced, they should be replaced with tires ...
Power Window Master Switch Input
Test
NOTE: Before testing, troubleshoot the multiplex integrated control unit
first, using B-CAN System Diagnosis Test Mode
A (see page 22-134).
1. Turn the ignition switch to LOCK (0), open and clos ...