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Home >> Lincoln >> 2019 >> MKZ Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 597 (Information And Entertainment Systems - 4.2-Inch (107MM) Screen, Am/Fm/Cd/Sync) >> Diagnosis And Testing >> Information and Entertainment System >> Pinpoint Tests >> Pinpoint Test S : Unable To Pair BLUETOOTH Device >> Pinpoint Test S : Unable To Pair BLUETOOTH Device
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Pinpoint Test S : Unable To Pair BLUETOOTH Device

WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

  1. S1 CHECK THE BLUETOOTH CONNECTION

    NOTE: Carrying out a Master Reset returns all preference settings to the factory defaults, erases the phone book and call histories, and deletes any devices paired with the SYNC ® system.

    • Connect: Multi-Media Interface Tester 105-00120.
    • Using the Multi-Media Interface Tester 105-00120, connect to the SYNC ® system using Bluetooth. Follow the tool instructions.
    • Using a diagnostic scan tool, view the APIM PIDs.
    • Monitor the Bluetooth device paired PID (BT_PAIR) and the Bluetooth device connected PID (BT_CONN).

    Do the PIDs both read "Yes"? 

    Yes  The SYNC ® system is operating correctly at this time. CARRY OUT a SYNC ® system Master Reset. REFER to the Owner's Literature.REVIEW the pairing process with the customer. If the customer's device still does not pair, the fault is with the customer's device.
    No  GO to  S2.
  2. S2 CHECK FOR CORRECT APIM OPERATION

    • Ignition OFF.
    • Disconnect and inspect the APIM connector.
    • Repair:
      • Corrosion (clean module pins or install new connectors or terminals)
      • Damaged or bent pins (install new terminals or pins)
      • Pushed-out pins (install new pins as necessary)
    • Reconnect the APIM connector. Make sure it seats and latches correctly.
    • Wait at least 2 minutes for the APIM to re-initialize.
    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable TSBs. If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no TSBs address this concern, APIM Hardware Testing .
    No  The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.