Is the concern still present?

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.

Yes	CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, discontinue this test and follow TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, PERFORM the APIM Hardware Test. Click here to access Guided Routine (APIM).
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.

Yes

CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, discontinue this test and follow TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, PERFORM the APIM Hardware Test.

Click here to access Guided Routine (APIM).

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.

Unable To Pair Bluetooth Device

Normal Operation and Fault Conditions

REFER to: Information and Entertainment System - System Operation and Component Description (415-00A Information and Entertainment System - General Information - Vehicles With: AM/FM/CD/SYNC, Description and Operation). See Bluetooth Mode and SYNC® System.

Possible Sources

Incompatible Bluetooth device APIM

PINPOINT TEST W : UNABLE TO PAIR BLUETOOTH DEVICE

W1 CHECK THE BLUETOOTH CONNECTION

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

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

Do the Parameter Identifications (PIDs) both read "Yes"?

Yes	The SYNC® system is operating correctly at this time. PERFORM a 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 W2

W2 CHECK FOR CORRECT APIM (SYNC MODULE) OPERATION

Source reference 4192

2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.