Honda Accord: Circuit Diagram
Eighth generation (2008–2012) / Honda Accord MK8 2008-2012 Service Manual / Body Electrical / Immobilizer System / Circuit Diagram

System Description
The vehicle is equipped with a Type Vll (GEN 5) immobilizer system that will
disable the vehicle unless a programmed
ignition key is used.
This system consists of a transponder combined with a k ...
DTC Troubleshooting
DTC U0155: Immobilizer-keyless Control Unit
Lost Communication With Gauge Control
Module
NOTE: If you are troubleshooting multiple DTCs, be sure
to follow the instructions in B-CAN System Diagnosi ...
See also:
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 ...
If the Engine Overheats
The pointer of your vehicle’s
temperature gauge should stay in
the midrange under most conditions.
If it climbs to the red mark, you
should determine the reason (hot
day, driving up a steep ...
Tripped Sensor History
The security s y s t em stores information o n t h e last
tripped sensor if t h e security s y s t em has been actuated.
The information can be retrieved u s i n g t h e HDS.
To retrieve t h e ...