Circuit/System Verification

Radio RAP

1. With all passenger doors closed, observe the courtesy lamps while opening and closing the driver door. The courtesy lamps should illuminate when the door is opened and turn off approximately 30 seconds after closing the door.
   • If the courtesy lamp operation is incorrect from the drivers door, refer to Courtesy Lamps Malfunction .
2. If courtesy lamp operation is correct, and the radio is the only RAP concern, replace the radio.

BCM Direct Wired RAP

1. With a scan tool, verify that BCM DTC B1475 is not set.
   • If DTC B1475 is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
2. Ignition ON, observe the appropriate scan tool parameters listed below while opening and closing each vehicle door. The reading should change between Door Closed/Door Ajar.

   Parameter

   • Driver Door Ajar Sw.
   • Left Rear Door Ajar Sw.
   • Passenger Door Ajar Sw.
   • Right Rear Door Ajar Sw.
   • If any parameter does not change as specified, refer to Door Ajar Indicator Malfunction (Without AXE)Door Ajar Indicator Malfunction (With AXE) .
3. Command the scan tool Accy/RAP Relay OFF. Attempt to operate any BCM direct wired RAP controlled component within 5 seconds. The component should not operate.
4. Command the scan tool Accy/RAP Relay ON. Attempt to operate any BCM direct wired RAP controlled component within 5 seconds. The component should operate.
5. Ignition ON, all doors closed. Observe the scan tool parameter Accy/RAP Relay Command. Ignition OFF, key removed, the reading should be ON for approximately 10 minutes then change to OFF.
   • If the parameter does not respond as specified, replace the BCM.