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:
A/C Pressure Switch Circuit
Troubleshooting
NOTE:
• if the blower motor does not run at all speeds, the A/C
compressor will be inoperative. Run the
self-diagnostic function, and check for DTC B1241.
Before performing any other troubl ...
Pressure Test
Special Tools Required
•A/T Oil Pressure Gauge Set 07406-0020400
or
07406-0020401
•A/T Pressure Hose, 2,210 mm
07MAJ-PY4011A
•A/T Pressure Adapter 07MAJ-PY40120
NOTE:
-Disable ...
Engine Oil Replacement
1. Warm up the engine.
2 Remove the drain bolt (A), and drain the engine oil.
3. Reinstall the drain bolt with a new washer (B).
4. Refill the engine with the recommended oil (see page
3-2). ...