Scan Tool Data Definitions: Data

Battery Voltage:  The scan tool displays the battery system voltage.

RAP Timer:  The scan tool displays the seconds left before the BCM turns the RAP relay OFF. The BCM uses this feature to allow the operation of the radio and the power windows for up to 1198 seconds/20 minutes after the ignition is turned OFF. After the time has elapsed or the door is opened the BCM will open the ground circuit for the RAP relay.