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Service bulletins for the 2021 Ford Bronco Sport

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.

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

By type

By component

By trouble code

Bulletins, newest first
TSB 24-23482024-11-01. Service bulletin. UNKNOWN OR OTHER. Some 2020-2024 Escape and 2021-2024 Bronco Sport vehicles may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity.
TSB 24-23262024-10-25. Service bulletin. SUSPENSION. Some 2020-2024 Escape and 2021-2024 Bronco Sport vehicles may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. This may be due to the suspension sensitivity of the vehicle. To correct the condition, follow the Service Procedure to install brake pads with clips and if necessary, install the rear reinforced caliper bushings.
SSM 530402024-10-16. Service bulletin. UNKNOWN OR OTHER. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions.
SSM 529492024-10-01. Service bulletin. UNKNOWN OR OTHER. Some 2021-2024 Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may exhibit water coolant pump leaks.
SSM 528952024-09-24. Service bulletin. UNKNOWN OR OTHER. Some 2020-2024 Escape, 2021-2024 Bronco Sport and 2022-2024 Maverick vehicles may exhibit the uncommanded locking of the driver door after the door is closed.
SSM 528202024-09-04. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 Ford and Lincoln vehicles equipped with a telematics control unit module (TCU) may exhibit the Location toggle button in the Connectivity setting menu grayed out with an inability to switch it off.
24B472024-08-07. Service bulletin. UNKNOWN OR OTHER. Certain 2018 - 2024 Model Year Various Vehicles Update SYNC Software In all the affected vehicles, due to an error in the SYNC software, you may experience SYNC system instability concerns and/or a failure to preserve certain settings across ignition cycles. This may result in a black infotainment screen that does not affect rear view camera, incorrect language setting, erased or unsaved radio presets, and potential inability to perform software updates.
SSM 527222024-08-06. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 Ford and Lincoln vehicles equipped with SYNC3 may experience various FordPass/LincolnWay connectivity concerns including but not limited to: missing activation prompt (pop-up) on the vehicle's center display screen when attempting to activate vehicle through FordPass/LincolnWay, incorrect location/global positioning system (GPS) reported through FordPass/LincolnWay, problems with remote commands being performed through FordPass/LincolnWay, incorrect data/information reported on FordPass/LincolnWay. These symptoms will be accompanied by diagnostic trouble code (DTC) B156D:89 in the TCU. This may be due the accessory protocol interface module (APIM) software
SSM 527042024-08-05. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 vehicles equipped with SYNC 3 may experience a programming Error - "INSTL_ERR12" while programming APIM using the Ford Diagnosis and Repair System (FDRS) or experience a frozen screen which says "updating system software" or no progress/response from module using the universal USB updater. This may be due to low memory in the APIM commonly occurring on software level NU5T-14G381-AB/BB. The current software level can be verified in the SYNC tab of Professional Technician System (PTS) or using the vehicle's center display screen, Settings > General > About. To correct the condition, run the universal USB updater. If unsuccessful, using the latest software version of the FDRS scan tool, run the service function "APIM - Reset the Accessory Protocol Interface Module Application" and select "Clear All User Data" option. The center display screen will reboot. As soon as the vehicle's center display screen displays the boot up logo, immediately reinsert the same universal serial bus (USB) drive that was utilized during the prior failed programming attempt.
SSM 526752024-07-03. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 vehicles equipped with SYNC 3 may experience a programming Error - "INSTL_ERR12" while programming APIM using the Ford Diagnosis and Repair System, or experience a frozen screen which says "updating system software" or no progress/response from module using the universal USB updater. This may be due to low memory in the APIM commonly occurring on software level
SSM 526332024-07-03. Service bulletin. UNKNOWN OR OTHER. Some 2020-2024 Escape/Corsair, 2021-2024 Bronco Sport/F-150, and 2022-2024 Maverick vehicles may exhibit a condition where the door(s) do not open using the exterior door handle(s). This may be due to an enabled door reinforcement inertia lock within the exterior door handle. This condition occurs when the doors are closed or opened with excessive force. To correct this condition, follow the door reinforcement inertia lock rest procedure that has been added to Section 501-14 of the Workshop Manual under General Procedures. For claiming, use causal part 78219A64.
TSB 24-21822024-06-13. Service bulletin. UNKNOWN OR OTHER. This article supersedes TSB 23-2307 to update the Service Procedure and vehicle model years affected. Some 2019-2020 Edge/F-150/Fusion/Continental/MKZ/Nautilus, 2019-2021 Transit Connect, 2019-2023 Mustang, 2019-2023 Ranger, 2020-2021 Expedition/Navigator, 2020-2022 Escape/Corsair/Super Duty/EcoSport, 2020-2024 Explorer/Aviator/Transit, 2021-2024 Bronco Sport, 2022-2024 Maverick vehicles with SYNC 3 may experience various SYNC performance related concerns. This may be due to the SYNC Software. To correct the condition, follow the Service Procedure to update theaccesory protocol interface module (APIM) software.
TSB 24-21852024-06-12. Service bulletin. POWER TRAIN. This article supersedes TSB 23-2335 to update the TSB title, vehicles affected and parts list. Some 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on or before 30-Nov-2022, 2021-2022 Bronco Sport vehicles equipped with a 2.0L engine built on or before 28-Feb-2022, 2020-2022 Escape/Corsair vehicles equipped with 1.5L/2.0L/2.3L engines built on or before 30-Apr-2022, 2020-2022 Escape vehicles equipped with 2.5L full hybrid electric vehicle (FHEV) powertrain built on or before 31-Mar-2022 may exhibit a chatter/shudder during low speed turning events. This may be due to contamination of the rear drive unit (RDU) fluid through the RDU vent hose. To correct the condition, follow the Service Procedure to replace the RDU vent hose.
TSB 24-21272024-06-03. Service bulletin. UNKNOWN OR OTHER. This article supersedes TSB 23-2298 to update the production fix date and parts list. Some 2021-2024 Bronco Sport vehicles equipped with a 1.5L engine built on 24-Jul-2021 and through 14-Dec-2023 may exhibit a hissing noise from rear liftgate area when driving straight between 35-50 mph (5680 km/h). This may be due to the absence of the rear floor insulator located in the spare tire compartment. To correct this condition, follow the Service Procedure to install a rear floor insulator in the spare tire compartment.
SSM 525152024-05-17. Service bulletin. UNKNOWN OR OTHER. Some 2020-2024 Escape and 2021-2024 Bronco Sport vehicles may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. Ford is aware of the concern and this condition does not affect vehicle durability and no additional diagnosis or service is required for this condition at this time. Inform customers that they can continue to drive the vehicle and engineering is currently working on a solution for this condition that is expected by the 4th quarter of 2024. Monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
SSM 524762024-05-03. Service bulletin. EQUIPMENT. All accessory stick-on keyless entry keypads come with a wallet card containing the master code. If the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicles owner during initial delivery. Unlike the integrated (wired) factory keypad, the accessory keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool. If the wallet card for an accessory keypad is lost, follow these steps to recover the code. Dealer Key Code access is granted through the Dealer Program Enrollment System (DPES); dealership management can authorize users. The authorized user must go to FMCDealer.com > Parts and Service > Parts Product Line Information > Keys/Entry Devices > Aftermarket Keyless Entry Keypad Code Access. Follow the instructions on the screen to obtain the master code for the accessory keypad.
SSM 524102024-04-24. Service bulletin. UNKNOWN OR OTHER. Various vehicles have had pinpoint tests, guided routines and the Warranty and Policy Manual recentlyupdated for diagnostics and repairs on SYNC generation 3 and later applications. When performingdiagnostics and repairs on SYNC Gen 3 or later, select the diagnostics tab and search for related symptoms,DTCs and keywords. The search results will be shown in the search results pane. Read and follow allTechnical Service Bulletins (TSB), Special Service Message (SSM)s or General Service Bulletin (GSB) first if abulletin specifically addresses the vehicle concern. If there are no messages, run the appropriate diagnosticpinpoint test found in the Workshop Manual (WSM). Follow the steps in the pinpoint test. Make sure to note thetitle of the guided routine, using the correct one for the vehicle's symptom or diagnostic trouble code (DTC) iscritical. Depending on the outcome of the pinpoint test, a repair validation code (RVC) may be generated eitherin the pinpoint test or Guided Routine. If the vehicle concern still exists after following the pinpoint tests orguided routine, then a manual RVC can be generated using the RVC Assist Form. A manual RVC can only begenerated once the above process has been followed.
SSM 523572024-04-04. Service bulletin. ENGINE AND ENGINE COOLING. Some 2021-2024 Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may exhibit water coolant pump leaks. This may be due to contamination in the coolant system. To correct this condition and prevent recurrent water pump failures, perform a coolant system flush. Refer to the Workshop Manual (WSM), Section 303-03A Engine Cooling - 1.5L EcoBoost > General Procedures > Engine Cooling System Flushing > Steps 1-8. Then replace the coolant pump. Refer to the WSM, Section Engine Cooling - 1.5L EcoBoost > Removal and Installation. Fill and bleed the coolant system properly. Refer to the WSM, Section 303-03A Engine Cooling - 1.5L EcoBoost > General Procedures > Engine Cooling System Draining, Vacuum Filling and Bleeding. Note: Repeat steps 10-12 a total of 10 times to remove any remaining air trapped in the system.
22N152024-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Customer Satisfaction Program 22N15 Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing Adding Not OTA Capable Owner letters. Other documents submitted 01/02/24 & Received OTA letters submitted on 02/01/24
SSM 523352024-03-20. Service bulletin. ENGINE AND ENGINE COOLING. For 2015-2024 Ford and Lincoln vehicles equipped with turbocharged engines and customer concern of an engine oil leak, refer to Workshop Manual (WSM), Section 303-00 for oil leak inspection and testing methods. Ford has evaluated turbochargers replaced for oil leak symptoms and although oil may collect on the external surface of a turbocharger, it is extremely rare for a turbocharger assembly to be the root cause of the oil leak. Careful inspection of the turbocharger oil feed and drain tubes should be performed along with the recommended WSM procedures as needed. Warranty claims for turbocharger replacement going forward will be assessed.
SSM 523142024-03-20. Service bulletin. POWER TRAIN. During service and repair requiring removal and replacement of a crankshaft bolt and/or crankshaft damper, achieving proper torque of the crankshaft pulley bolt is critical. Incorrect torque may allow the bolt to loosen resulting in the timing gear breaking and engine damage. Replacement of the bolt is critical to the repair and accurately following the installation procedure in the Workshop Manual (WSM) Section, 303-01 is extremely important. The bolt torque procedure can be found in the crankshaft front seal removal and installation procedure or in the engine assembly procedure.
SSM 523072024-03-05. Service bulletin. ELECTRICAL SYSTEM. Some 2020-2023 Ford and Lincoln SYNC3 equipped vehicles may experience an inaccurate notification in the FordPass®/LincolnWay® app indicating Vehicle Has Entered Deep Sleep Mode. Vehicle Has Entered Deep Sleep Mode message is expected if the vehicle has not been started for 14 consecutive days, battery voltage is at/below 9.5 volts or the body control module (BCM) 12 volt battery state of charge (SoC) drops below 50%. If the vehicle is going into deep sleep due to one of these conditions, follow normal Workshop Manual (WSM) Section 414-01 procedure to correct the concern. If the vehicle is going into deep sleep outside these conditions, this may be due to the telematics control unit (TCU) software. To correct this condition, follow the Service Procedure to update the TCU to the latest software. For claiming, use causal part 14G229 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
22N152024-02-01. Service bulletin. ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE; UNKNOWN OR OTHER. Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing Addinf owner letters. First part submitted 01/02/24
SSM 521602024-01-18. Service bulletin. LATCHES/LOCKS/LINKAGES. When replacing the liftgate latch assembly on 2021-2022 Bronco Sport vehicles, the service part number called out in the parts catalog for the liftgate latch assembly M1PZ-7443150-B is incorrect. The correct service part number is JL1Z-7443150-A.
22N152024-01-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Certain 2020-2023 Model Year Bronco Sport, Escape, Corsair, E-Series, F-650/F-750, F-53 Motorhome Chassis, F-59 Commercial Stripped Chassis Vehicles Equipped with Smart Data Link Connector (SDLC) Gateway Module Reprogramming for Inspection and Maintenance (I/M) Testing

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