Door Module: Operation: Messaging

The door modules use the following messages received from other electronic modules over the PCI data bus:

• Accessory Delay Control (PDM)
• Courtesy Lamp Status (BCM)
• Door Ajar Status/Rear Doors (BCM)
• Door Lock Status (DDM/PDM)
• Ignition Switch Position (BCM)
• Key-In Ignition Status (BCM)
• Programmable Features Preferences/Auto Lock/Auto Unlock/RKE Unlock Sequence/RKE Link to Memory (EVIC)
• Memory Recall (DDM)
• Rear Window Defogger Relay Status (BCM)
• Vehicle Speed (PCM)

The door modules provide the following messages to other electronic modules over the PCI data bus:

• Cylinder Lock Switch Status (BCM)
• Door Ajar Status/Front Doors (BCM/DDM/PDM)
• Door Lock Status (DDM/PDM)
• Memory Recall (PDM/MHSM/MSM/Radio)
• Memory Set Switch Status (PDM/MHSM/MSM7 Radio)
• Panic Control (BCM)
• Power Window Switch Status (PDM)
• RKE Status (BCM/DDM)
• Window Lockout Switch Status (PDM)