Operation CHARM: Car repair manuals for everyone.

Accessory Delay Module: Description and Operation

The Retained Accessory Power (RAP) feature allows you to operate the following components after the ignition switch is turned from the RUN position to the LOCK position:
^ The power windows
^ The sunroof
^ The overhead console
^ The entertainment system

The Body Control Module (BCM) monitors the following components:
^ The ignition switch position
^ The door jamb switches
^ The voltage on CKT 755

The BCM commands the RAP relay to turn ON by grounding CKT 755 when the following conditions exist:
^ All of the doors are closed.
^ The ignition switch is turned to the OFF position.

Once the RAP relay is energized, the accessories remain operational until any one of the following conditions exists:
^ The 20 minute timer elapses.
^ The driver/passenger door is opened.
^ The door handle switch is activated.
^ The ignition switch is activated.