The driver's MICU controls the door lock actuators based upon the input signals from each switch.

	Input	Output
Driver's MICU	IG1 power supply Transmission range switch (P) position (A/T) Driver's door switch Left [right] rear door switch Trunk lid latch switch Left [right] rear door lock knob switch (LOCK)	Door lock actuator (LOCK)
B-CAN	Front passenger's door switch Right [left] rear door switch Driver's door lock knob switch (LOCK) Front passenger's door lock knob switch (LOCK) Right [left] rear door lock knob switch (LOCK) Vehicle speed pulse signal Engine speed signal	Door lock (LOCK) signal

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RHD model