MICU Control Functions: Notes

The MICU (built into the under-dash fuse/relay box) is one of the B-CAN system components. The MICU controls many systems related to the body controller area and security system, and also works as a gateway to diagnose the other B-CAN connected ECUs with the HDS.

The MICU also controls the function of these circuits:

Refer to each system circuit diagram for details.

• Entry lights control (individual map lights and ceiling light)
• Exterior lights control (including the daytime running lights control and back-up lights)
• Interlock system
• Keyless entry
• Power door locks
• Security alarm
• Turn signal/hazard warning lights
• Tailgate actuator
• Automatic lighting
• Impact sensing door lock release
• Door mirror switch
• IMOCD(S-NET)