Multiplex Integrated Control System: Overview — Acura RDX I facelift (2009-2012)

Multiplex Integrated Control System: Overview Acura RDX I facelift

Scheme 1: Component Location Index

Power Door Locks (Normal LOCK/UNLOCK Operation)*

The MICU controls the door lock actuators based on inputs from each switch.

	Input	Output
MICU	IG1 power supply Ignition key switch Driver's door switch Front passenger's door switch Left rear door switch Right rear door switch Tailgate latch switch Driver's door lock knob switch (LOCK) Driver's door lock switch (LOCK/UNLOCK) Driver's door key cylinder switch (UNLOCK) Front passenger's door lock switch (LOCK/UNLOCK)	Door lock actuators (LOCK/UNLOCK)
B-CAN	SRS (CDS) signal	Door lock actuators (LOCK/UNLOCK)
*: The power door locks system can be customized in the multi-information display (MID) to suit the client's needs. For more information about power door locks system options, refer to the Owner's Manual.

The MICU controls the door lock actuators based on B-CAN door lock signals.

	Input	Output
B-CAN	Door lock signals	Door lock actuator (LOCK/UNLOCK) Driver's door lock actuator (UNLOCK) Tailgate release actuator
*: The door lock response operation system can be customized in the multi-information display (MID) to suit the client's needs. For more information about power door locks system options, refer to the Owner's Manual.

The MICU controls the power windows key-off operation based on inputs from each switch.

	Input	Output
MICU	IG1 power supply Ignition key switch Driver's door switch Front passenger's door switch	Power window key-off timer

The MICU controls the lighting system and keyless buzzer based on keyless signals sent by B-CAN signals.

	Input	Output
B-CAN	Answer back signals (headlight low, keyless buzzer, parking lights)	Keyless buzzer Headlights Parking lights Side marker lights License plate lights Taillights
*: The answer back response operation system can be customized in the multi-information display (MID) to suit the client's needs. For more information about keyless/security system options, refer to the Owner's Manual.