MICU System Description
The MICU that is combined with the under-dash fuse/relay box is one of the B-CAN network components. The MICU controls many systems related to the body controller area network and a security system, and also works as a gateway to diagnose the other B-CAN connected ECUs with the HDS.
Refer to each system circuit diagram for details.
MICU Control Function Index
Hardware Fail-safe Control
Software Fail-safe Control
Power Supply Voltage Monitoring Function
Entry Lights Control System (Ceiling Lights, Ignition Key Light)
Engine Start Switch Light Control
Cargo Area Lights Control
Headlights Operation
Automatic Lighting System
Front Fog Lights
Daytime Running Lights
Turn Signal/Hazard Flasher
Turn Signal Switch One Touch Operation
Rear Fog Light
Collision Detection Signal (CDS)
Key-in Reminder
Power Window Key-off Operation
Windshield Wiper Operation
Windshield Wiper Intermittent Control
Automatic Wiper
Washer Control
Headlight Washer Operation
Power Door Locks (1 motion)
Power Door Locks (2 motions: Selectable Unlock)
Door Lock Response Operation
Tailgate Outer Handle Control (1 motion)
Tailgate Outer Handle Control (2 motions: Selectable Unlock)
Keyless Entry System (1 motion)
Keyless Entry System (2 motions: Selectable Unlock)
Answer Back Response Operation
Super Locking (KE model)
Security Alarm System
Ultrasonic System