Pinpoint Test F: The Control Illumination Is Inoperative - All Non-DIMMABLE Illumination

F1 CHECK THE ACCESSORY DELAY RELAY OPERATION
- Key in ON position.
- Close all the vehicle doors.
- Operate the audio system in radio tuner (AM/FM) mode.
- Key in OFF position.
- Observe the audio system operation.
- Does the audio system continue to operate with the key in OFF and all the doors closed?
1. YES : REPAIR circuit CBP02 (GN) for an open. TEST the system for normal operation.
2. NO : VERIFY the SJB fuse 12 (7.5A) is OK. If OK, go to F2. If not OK, REFER to the SYSTEM WIRING DIAGRAMS article for Fusion, SYSTEM WIRING DIAGRAMS article for Milan or SYSTEM WIRING DIAGRAMS article for MKZ to identify the possible causes of the circuit short.
F2 CHECK FOR CORRECT SJB OPERATION
- Disconnect all the SJB connectors.
- Check for:
  - corrosion
  - damaged pins
  - pushed-out pins
- Connect all the SJB connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
1. YES : INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation.
2. NO : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.