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Service bulletins for the 2019 Ford Mustang

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

184 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
TSB 19-22822019-10-04. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM. Some 2019 Mustang, Continental, Fusion, MKZ, F150, Transit Connect, Ranger, Edge or Nautilus with SYNC 3 may have the following intermittent symptoms: a solid blue screen when moving forward at speeds above 16 kph (10 mph), the rear view camera remains on the screen at speeds below 16 kph (10 mph), or inoperative infotainment applications. This may be due to the SYNC 3 software version installed on the vehicle. To correct the condition, follow the Service Procedure steps to reprogram the accessory protocol interface module (APIM).
SSM 481382019-09-09. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Some 2019 Mustang GT350 vehicles built on 1-Feb-2019 and through 31May2019 may exhibit a condition where they arrive at the dealer as a new vehicle with the instrument panel cluster (IPC) displaying "FACTORY MODE CONTACT DEALER." Be aware that factory mode is different than transport mode, and requires a different procedure to deactivate it. Refer to Workshop Manual (WSM), Section 419-10 for instructions on how to deactivate factory mode.
SSM 481232019-09-06. Service bulletin. ELECTRICAL SYSTEM. For Ford and Lincoln vehicles that require positive or negative battery terminal replacement, it is not necessary to replace the complete battery cable harness (14300 and 14301) for this concern. Positive battery cable clamp BT4Z-14450-AA and negative battery cable clamp BT4Z-14450-BA are available for this type of repair. Do not cut or shorten the battery cable, instead carefully remove the affected battery cable clamp and clean the cable end as necessary to preserve wire length. Some rework may be necessary for some vehicle environments. Bend the new positive battery cable clamp as needed and crimp it to the existing battery cable. Make sure to use heat shrink tubing over the battery cable to battery cable clamp connection. Obtain the heat shrink tube locally.
SSM 481082019-08-07. Service bulletin. ELECTRICAL SYSTEM. Some 2015-2019 vehicles may experience a no crank concern due to a security access key table error. When attempting to program keys or perform a parameter reset, the procedure may fail and the appropriate Ford diagnostic scan tool may display an error 232: Key Table Not Allocated. If this error message is encountered, the body control module (BCM) is internally damaged and requires replacement. The BCM should only be replaced for this condition when the 232 key table error message is present. If the 232 key table error is not present, follow normal diagnostics for the no crank condition. For claiming, use causal part 15604 and applicable labor operations in section 10 of the Service Labor Times Standards (SLTS) manual.
SSM 479252019-05-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT. SSM 47925 - 2019 Various Vehicles - SYNC 3 - Infotainment Screen Concerns, Wi-Fi ConnectionMessage, Rear View Camera Operation Some 2019 vehicles equipped with SYNC 3 may have the following intermittent symptoms: a Wi-Fi connection pop up every key cycle, frozen unresponsive screen, a solid blue screen when moving forward at speeds above 10 mph, the rear view camera remains on the screen at speeds below 10 mph, or poor App performance. To resolve this concern, check for a SYNC software update under the OASIS Tab SYNC selection. If an update is available, update the APIM software per Workshop Manual (WSM), Section 415-00. Follow the onscreen instructions provided by the programming process. To verify success after programming, turn the key off with the dooropen for 5 minutes. Perform this SYNC programming before taking any other repair steps. For claiming, use causal part 14G371 and applicable labor operations inSection 10 of the SLTS manual. APPLICABLE VEHICLES
SSM 478502019-05-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER. Some 2013-2019 vehicles equipped with a EVDC air conditioning (A/C) compressor may exhibit poor A/C performance/improper climate function and/or a diagnostic trouble code (DTC) P06A0 in the powertrain control module (PCM). To support the proper diagnosis of this compressor, the EVDC control valve tester has been developed and is available from Rotunda (339-EVDC100). A tester has been provided to each U.S. dealership free of charge with shipments completed 19-Apr-2019 (reference EFC07013 on FMCDealer.com). This tester will help reduce the potential for misdiagnosis and unnecessary compressor replacement. Make sure that this tester is used for warranty repairs and document the test results in the Technician Comments field. Refer to the Rotunda catalog for a video and user manual which provide detailed operating instructions.
SSM 478242019-04-08. Service bulletin. ELECTRICAL SYSTEM. Some 2015-2017 vehicles may experience a no crank concern due to a security access key table error. When attempting to program keys or perform a parameter reset, the procedure may fail and the Integrated Diagnostic System (IDS) scan tool may display an error 232: Key Table Not Allocated. If this error message is encountered, the Body Control Module (BCM) is internally faulted and requires replacement. For claiming, use causal part 15604 and applicable labor operations in section 10 of the Service Labor Times Standards (SLTS) manual.
SSM 478212019-04-08. Service bulletin. ELECTRICAL SYSTEM. Some 2018-2019 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 or no modem electronic serial number (ESN) displayed. To correct this condition prior to programing remove the TCU fuse for 5 minutes then reinstall. Delete all previous session files for the vehicle. Verify that the electronic serial number (ESN) is now displayed. Start a new IDS/FDRS session. Program the TCU to the latest IDS/FDRS version level. Make sure you are connected to the internet before retesting. If the concern is still present, follow normal diagnostics in Workshop Manual(WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229.
SSM 478142019-04-08. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER; SEATS; ELECTRICAL SYSTEM. Some 2016-2019 Explorer, 2016-2018 MKX, 2019 Edge/Nautilus, 2017-2019 Fusion/MKZ, and 2018-2019 F-150/Mustang/Expedition/Navigator vehicles equipped with climate controlled seats may exhibit a buzzing noise from the front seats, front seats too warm, and/or inoperative climate controlled front seats. DTCs B14BA:13, B1154:4B, and/or B14B9:13 may also be present. This may be due to loose terminal pin fit on the driver seat module (DSM) connector C341D (16 pin). If a loose terminal pin fit condition is found during normal diagnostics per Workshop Manual (WSM), Section 501-10, a new service pigtail connector (part number 3U2Z-14S411-BRAB) is available. Refer to Wiring Diagram, Cell 119 to make sure C341D is a 16 pin connector and not a 20 pin connector. Refer to Wiring Diagram, Cell 5 for the recommended splicing procedures.
SSM 478462019-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2019 Mustang, Continental, Fusion, MKZ, F150, Transit Connect, Ranger, Edge or Nautilus with SYNC 3 may have the following intermittent symptoms: a solid blue screen when moving forward at speeds above 10 mph, the rear view camera remains on the screen at speeds below 10 mph, or inoperative infotainment applications. To resolve this concern, check for a SYNC software update under the OASIS Tab SYNC selection. If an update is available, update the APIM software per WSM section 415-00. After the complete pop-up appears, remove the USB flash drive and install it into the IDS tool to update the Ford database. Perform a complete ignition cycle by turning the key off for 5 minutes, which is critical for a successful installation. For claiming, use causal part 14G371 and applicable labor operations in section 10 of the SLTS manual.
SSM 478442019-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2019 Mustang/Fusion/Edge/F-150/Continental/MKZ/Nautilus/Ranger vehicles with SYNC 3 may show a pop-up message every key cycle that states Network Connection Needed - To complete the system updates your vehicle should connect to a Wi-Fi network or through the FordPass/LincolnWay app. Until the update is completed, some features may not be available. Would you like to attempt to connect to a Wi-Fi network now? This message may occur, even if SYNC has been connected to a trusted Wi-Fi source. To temporarily remove the inconvenience of this pop-up message, advise the customer from SYNC to select Settings > Automatic Updates > System Wi-Fi and turn off System Wi-Fi, then turn off automatic system updates. Engineering is investigating, monitor OASIS for updates.
SSM 478242019-04-01. Service bulletin. ELECTRICAL SYSTEM. Some 2015-2017 vehicles may experience a no crank concern due to a security access key table error. When attempting to program keys or perform a parameter reset, the procedure may fail and the Integrated Diagnostic System (IDS) scan tool may display an error 232: Key Table Not Allocated. If this error message is encountered, the Body Control Module (BCM) is internally faulted and requires replacement. For claiming, use causal part 15604 and applicable labor operations in section 10 of the Service Labor Times Standards (SLTS) manual.
SSM 478212019-04-01. Service bulletin. ELECTRICAL SYSTEM. Some 2018-2019 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 or no modem electronic serial number (ESN) displayed. To correct this condition prior to programing remove the TCU fuse for 5 minutes then reinstall. Delete all previous session files for the vehicle. Verify that the electronic serial number (ESN) is now displayed. Start a new IDS/FDRS session. Program the TCU to the latest IDS/FDRS version level. Make sure you are connected to the internet before retesting. If the concern is still present, follow normal diagnostics in Workshop Manual(WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229.
SSM 477752019-03-04. Service bulletin. ELECTRICAL SYSTEM. Some 2019 Mustang/Fusion/Edge/F-150/Continental/MKZ/Nautilus with SYNC 3 may show a pop-up message every key cycle that states Network Connection Needed - To complete the system updates your vehicle should connect to a Wi-Fi network or through the FordPass/LincolnWay app. Until the update is completed, some features may not be available. Would you like to attempt to connect to a Wi-Fi network now? This message may occur, even if SYNC has been connected to a trusted Wi-Fi source. To temporarily remove the inconvenience of this pop-up message, advise the customer from SYNC to select Settings > Automatic Updates > System Wi-Fi and turn off System Wi-Fi, then turn off automatic system updates. Engineering is investigating, monitor OASIS for updates
SSM 477502019-03-04. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Some 2018-2019 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 or no modem electronic serial number (ESN) displayed. To correct this condition prior to programing remove the TCU fuse for 5 minutes then reinstall. Delete all previous session files for the vehicle. Verify that the electronic serial number (ESN) is now displayed. Start a new IDS/FDRS session. Program the TCU to the latest IDS/FDRS version level. Make sure you are connected to the internet before retesting. If the concern is still present, follow normal diagnostics in Workshop Manual(WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229.
SSM 477112019-03-04. Service bulletin. ELECTRICAL SYSTEM. Some 2016-2019 Ford and Lincoln vehicles equipped with SYNC 3 and a 6, 8 or 10 inch screen may show a pop-up message every key cycle that states 'SYNC can check for updates when connected to a WiFi network'. To remove the inconvenience of the pop-up the customer can either connect to a trusted WiFi network to complete the setup process or turn off WiFi in the WiFi settings located under the Settings menu. Adjusting the setting for the customer is not a warrantable defect.
SSM 477082019-03-04. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some 2019 Mustang, Continental, Fusion, MKZ, F150, Edge or MKX with SYNC 3 may have a symptom of a rear view camera that remain on the screen when moving forward above 5MPH or a solid blue screen once the vehicle is at cruising speed. To eliminate this symptom from occurring, it is recommended to disable the Wi-Fi in the settings menu by selecting Automatic updates. Shut off system WIFI and then disable automatic updates. If the vehicle is stuck in the rear camera state you can exit this state by shutting the vehicle off and powering the system down for at least three minutes. Engineering is investigating, monitor OASIS for updates.
TSB 18-23702019-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Some 2018-2019 Mustang vehicles built on or before 17-Oct-2018 equipped with a 2.3L EcoBoost engine and operating in altitudes of 1067 meters (3500 feet) above sea level and higher may exhibit an illuminated MIL with only DTC P0068 stored in the powertrain control module (PCM). Follow the Service Procedure steps to correct the condition.
SSM 477352019-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some 2018-2019 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or accessory protocol interface module (APIM) DTC U0198 or no modem electronic serial number (ESN) displayed. To correct this condition, remove the TCU fuse for 5 minutes prior to programing. Delete all previous session files for the vehicle and do not install the TCU fuse until a new IDS session has been started. Once the new session has been started and the fuse reinstalled, the TCU can be programmed. Make sure you are connected to the internet before retesting. If the concern is still present, follow normal diagnostics in Workshop Manual (WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229.
SSM 476352019-01-07. Service bulletin. ELECTRICAL SYSTEM. When connecting the Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) or Ford Diagnosis and Repair System (FDRS) to the DLC located on the driver side under the steering column at the GWM, make sure that the ignition is off before connecting the VCM. If the ignition is on or the engine is running during the connection, it can result in various warning lights being illuminated with diagnostic trouble codes (DTCs), no start, no crank conditions or the IPC inoperative. If a vehicle displays these issues, disconnect the equipment from the DLC and disconnect the vehicle battery. Wait 10 minutes and reinstall with the ignition off. Clear any DTCs present and retest.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.