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:
Emissions Testing
Testing of Readiness Codes
Your vehicle uses “readiness codes,” as part of its onboard self diagnostic
system.
Some states refer to these codes during testing to see if your vehicle's
emis ...
F-CAN Circuit Troubleshooting
1. Turn the ignition switch to LOCK (0).
2. Jump the SCS line with the HDS.
3. Disconnect ECM/PCM connector A (49P).
4. Measure the resistance between ECM/PCM connector
terminals A3 and A4.
...
Front Seat Manual Adjustments
See pages for important safety
information and warnings about how to
properly position the seats and seatbacks.
Make all seat adjustments before
you start driving.
To adjust the seat forward ...