Security Alarm System
WARNING: This page is about a different car, the 2009 Acura MDX, 2008 Acura MDX, and 2007 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
The MICU controls the lighting system and horn based upon the input signals of each switch and the B-CAN signals.
SECURITY ALARM SYSTEM INPUT AND OUTPUT REFERENCE
| Input | Output | |
|---|---|---|
| MICU | IG1 power supply Ignition key switch Audio switch Driver's door switch Front passenger's door switch Left rear door switch Right rear door switch |
Inclining sensor |
| B-CAN | Driver's door key cylinder switch (LOCK/UNLOCK) Front passenger's door lock knob switch (UNLOCK) Left rear door lock knob switch (UNLOCK) Right rear door lock knob switch (UNLOCK) Keyless LOCK/UNLOCK signal Door lock signal Relay control module (Hood switch) Tailgate latch switch |
MICU (SET 1) message MICU (SET 2) message ALARM (ACTION) message ALARM (HORN) message ALARM (H/L LOW) message ALARM (SMALL LT) message ALARM (CYCLE) message ANSWER BACK (SMALL LT) message ANSWER BACK (BUZZER) message |