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Service bulletins for the 2021 Ford F-150

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.

644 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 21-23882021-12-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. Some 2021 F-150 vehicles equipped with SYNC 4 without navigation may exhibit a condition where the compass direction indication is stuck or is not updating correctly in the instrument cluster and/or SYNC 4 screen. This may be due to a software concern in the telematics control unit (TCU) and the accessory protocol interface module (APIM). To correct the condition, follow the Service Procedure steps to reprogram the TCU and the APIM. Note: The TCU and the APIM software update that addresses the symptom listed in this bulletin may have been sent via over the air (OTA) to connected vehicles that have automatic updates enabled through the SYNC 4 screen. Enter the vehicle identification number (VIN) in Professional Technician System (PTS) and check the OTA Dashboard under the Connected Vehicle tab for OTA update history. If an update to the APIM has successfully completed recently and the customer is reporting the symptoms are no longer present, this article may not apply.
SSM 502262021-11-02. Service bulletin. ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE. Some 2021 F-150 vehicles may experience a false alarm activation event with a trailer connected. A Security System Detected A Trailer Disconnect message may also display in the FordPass app. This may be due to various software parameters in the trailer module (TRM) and compatibility with certain trailer lights. Inform customers that Ford is developing a software update that is expected in February 2022. Let the customer know they can continue to drive the vehicle and schedule a follow-up appointment for repair in March 2022. For trailers that experience this false alarm event, advise customers to electrically disconnect the trailer when parked, then lock, unlock and lock the vehicle again, and reconnect the trailer. Once the update becomes available, contact the customer and confirm the service appointment is going forward. Monitor OASIS for updates.
SSM 502292021-11-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. Some 2021 F-150 vehicles equipped with a 400W alternating current (AC) power outlet system may experience the AC power outlet system being inoperative and DTC B1330:9A stored in the BCM. This may be due to a connection and/or outlet issue at any of the 3 AC power outlets. If this concern is present, closely inspect C4628 at the pickup bed AC outlet for possible connection and/or contamination issues and repair as necessary. If there are no connection or contamination issues present at C4628, or a repair has been made AC power outlet system, you must download and run the Reset the Battery Monitoring Sensor Learned Values app (routine 203A) in the FDRS to relearn the direct current/alternating current converter module A (DCACA) outlet configuration and retest. If the B1330:9A persists, continue with normal diagnostics in the Workshop Manual, Section 414-05.
TSB 21-23102021-11-02. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI; ELECTRICAL SYSTEM. Some 2021 Mach-E/F-150 vehicles may experience at least one of the following symptoms: audio settings resetting after a key cycle, Android Auto connection concerns, Sirius presets missing more than three pages after a key cycle, Information and Entertainment screen freezing/locking up, Pro-Power Onboard messaging confusion after a tripped circuit breaker (F-150 only), WiFi keyboard defaulting to UK English, windows media audio (WMA) files not playing properly from a universal serial bus (USB) device, intermittent blank Information and Entertainment screen, Apple CarPlay connection concerns, and/or Bluetooth connectivity concerns. This may be due to the software in the accessory protocol interface module (APIM). To correct the condition, follow the Service Procedure steps to reprogram the APIM.
SSM 502112021-10-29. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Some 2021 F-150 vehicles equipped with power running boards (PRB) may exhibit a running board that deploys after exiting and locking the vehicle, remain deployed when the key fob is stored in or near the vehicle or becoming out of sequence with one up and one down and/or DTCs C1008 or C1009. This may be the result of driver seat module (DSM) software. To correct this condition, reprogram the DSM using the latest level of the Ford Diagnosis and Repair System (FDRS). Make sure you are connected to the internet when entering module programming to obtain the latest updates. For claiming, use casual part 14C708 and the applicable labor operations of Section 10 of the Service Labor Time Standards (SLTS) Manual.
TSB 21-23062021-09-30. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 2.7L EcoBoost, 3.3L or a 5.0L engine may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P2096 and/or P2098 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM and/or a faulty catalyst monitor sensor. To correct the condition, follow the Service Procedure to update the PCM.
TSB 21-22912021-09-30. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EXTERIOR LIGHTING:TAIL LIGHTS; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Some 2021 F-150 vehicles equipped with blind spot information system (BLIS) and rear lamp assemblies utilizing 2 incandescent bulbs and built on 01-Jan-2021 and through 30-Apr-2021 may experience a turn signal indicator flashing fast in the instrument panel cluster (IPC) with one or more of the rear lamp bulbs not flashing. This may be due to an incandescent rear lamp bulb not being completely inserted or has fallen out of the bulb socket. To correct the condition, follow the Service Procedure to inspect and replace the rear lamp wire harness.
SSM 501512021-09-28. Service bulletin. ELECTRICAL SYSTEM. Some 2020-2021 Explorer/Aviator Hybrids, 2021 Corsair Hybrid, 2021 F-150 PowerBoost, and 2021 Mustang Mach-E vehicles may exhibit a no-start with a Stop Safely Now warning message in the instrument panel cluster (IPC). The vehicle may have one or more of the following DTCs P0A23, P0A6F, P0A72, P0A75, P0A71, P0A74, P0A77, P0DFA, P06B1, P0A47, P1A0E set by the secondary on-board diagnostic module C (SOBDMC) or secondary on-board diagnostic module B (SOBDMB). This may be due to a drop in the 12-volt circuit. These DTCs will often occur at vehicle key-on and may be difficult to reproduce. Before replacement of the SOBDMC or SOBDMB, diagnose any low voltage DTCs (P0562, U3003) in other modules in the 12V system. If low voltage (less than 10V) is observed in these DTCs snapshot, diagnose the 12v system first. Refer to Workshop Manual (WSM), Section 418-00.
SSM 501402021-09-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN. Some 2021 Mustang Mach-E, F-150, and Edge vehicles may experience a GWM and/or TCU programming failure with an error message displayed in the Ford Diagnosis and Repair System (FDRS) stating The Programming Or Part Number Validation Process Has Failed. This may be due to the USB flash drive being removed from the vehicle media hub before fully completing reprogramming. Reprogram the module(s) following the vehicle onscreen prompts. After the ignition cycle during reprogramming, the touchscreen may go blank. This is a normal part of the reprogramming process. Leave the USB flash drive installed in the media hub until the touchscreen displays Update Successful.
SSM 501322021-09-28. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a base instrument panel cluster (IPC), 4-inch display may experience the transmission temperature gauge reading inaccurately or low after the vehicle has been at operating temperature for quite some time. This may be due to various software parameters in the IPC. Ford is working on an update that is expected via over the air (OTA) in late February of 2022. The software will update automatically if Vehicle Connectivity is turned ON. Inform the customer that powertrain durability is not affected and they can continue to drive the vehicle. Contact the customer in March of 2022 to determine if they received the update. If the customer needs assistance, schedule a follow-up appointment. Monitor OASIS for updates.
SSM 501142021-09-28. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. Some 2021 F-150 vehicles equipped with SYNC 4 and built on or after 29-Apr-2021 and through 19-May-2021 may exhibit an inoperative Wireless App Projection feature with a Wireless App Projection Disabled message in the touchscreen. This may be due to various parameters within the gateway module (GWM). To correct the condition, complete Customer Satisfaction Program 21B33.
SSM 500982021-09-28. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Some 2021 F-150 vehicles equipped with navigation may exhibit an illuminated tire pressure monitor system (TPMS) warning indicator and/or a concern with reduced range of the keyfob. This may be due to a telematics control unit (TCU) module concern. Remove the TCU fuse and if the concern is no longer present, replace the TCU. Refer to Workshop Manual (WSM), Section 415-00. For claiming, use casual part 14F546 and the applicable labor operations of Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 500672021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTC) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. This may be due to small debris causing the VCT solenoid to stick. Before attempting any component diagnosis or replacement of the VCT solenoid, refer to Powertrain Control and Emissions Diagnosis (PC/ED) pinpoint test HK12 to cycle the affected VCT solenoid 10 times to attempt to clear the debris. For claiming, use causal part 6M280 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 500472021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 9-Apr-2021 may exhibit a no crank/no start with no powertrain control module (PCM) communication condition if the oil life is at or less than 20%. This may be due to various parameters within the PCM. To correct the condition, follow the service procedure in Customer Satisfaction Program 21B37.
SSM 500452021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2018-2021 Ford/Lincoln vehicles equipped with a wireless charging pad may exhibit an inoperative charging pad, slow charging, a notification that the phone has been mispositioned on the charging pad and/or the phone charging icon in the center screen is not showing. This may be due to the customer's phone if they are using an iPhone 12. Vehicles equipped with a wireless charging pad are designed to charge best with phones that follow the Qi standard. The iPhone 12 hardware currently does not follow the Qi standard for wireless charging. This may make it difficult for Ford and Lincoln vehicles to wirelessly charge this specific phone. The phone can still be charged using the USB cable if the vehicle experiences the above symptoms. If the customer is using an iPhone 12, verify the wireless charging pad works with a Qi certified phone prior to any part replacements.
SSM 500392021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2016-2021 Ford or Lincoln vehicles equipped with SYNC 3 or SYNC 4 may exhibit a blank screen or other various SYNC symptoms only when the vehicle is in transport mode. This is considered normal due to the power saving features enabled while in transport mode. It is beneficial for battery life to keep the vehicle in transport mode until the vehicle is prepped for sale. To prevent a SYNC system lockup during transport mode deactivation, follow the Workshop Manual (WSM) procedure exactly allowing time for the SYNC system to complete its tasks such as fully booting up or powering down and shutting off before moving to the next step of the procedure. If the vehicle exhibits a blank screen or SYNC symptoms after transport mode deactivation, refer to WSM, Section 415-00 for normal diagnosis. The SYNC version can be confirmed via OASIS.
SSM 500372021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 3.5L PowerBoost engine and 7.2kW Pro Power Onboard may exhibit a message on the center stack screen indicating a circuit breaker on the bed panel outlet is tripped. If the bed panel outlet circuit breakers are not tripped, this may be due to a tripped circuit breaker in the instrument panel above the 120v power outlet. If all breakers are in a non-tripped state, verify the wire harness connector to the instrument panel outlet is fully connected. Engineering is aware of the incorrect circuit breaker messaging and will correct this with an over-the-air SYNC software update in late August 2021. In the interim, advise customers that any circuit breaker tripped message could be caused by any of the 2 bed panel or the IP circuit breakers.
SSM 500362021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles with 3.5L PowerBoost engine and ProPower Onboard may exhibit a center stack screen message stating Pro Power Onboard Turned Off Ground Fault Detected, after performing the Pro Power Onboard test function. This is a normal response after performing the test and full system function may be restored after pressing the on-screen RESET button. Ford is developing an update to the test screens which is expected to be delivered to the vehicle via over-the-air (OTA) SYNC update in late August 2021. Let the customer know they can continue to drive the vehicle and advise to connect to their FordPass account and enable the vehicle to accept the OTA. Schedule a follow-up appointment for September 2021, and contact the customer to understand if OTA was received, and confirm if the service appointment is going forward. Monitor OASIS for updates.
SSM 500352021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 3.5L PowerBoost engine may experience an Motor Coolant Over Temperature message in the instrument panel cluster (IPC), along with a stand-alone diagnostic trouble code (DTC) P0A2F stored in the powertrain control module (PCM). This may be due to software parameters in the PCM. Ford is working on an update that is expected via over the air (OTA) in late August 2021. The software will update automatically if Vehicle Connectivity is turned ON. Inform the customer that powertrain durability is not affected and they can continue to drive the vehicle. Contact the customer in September to determine if they received the update. If the customer needs assistance, schedule a follow-up appointment. Monitor OASIS for updates.
SSM 500062021-09-04. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. Some 2021 F-150 vehicles may exhibit an inoperative camera and diagnostic trouble codes (DTCs) C1001:01 in the Sync Module (APIM), B115E:15 and/or B115E:31 in the Image Processing Module A (IPMA). This may be due to a loose coaxial cable or circuit connection. If only APIM DTC C1001:01 is present, verify connections between the IPMA and the APIM. If IPMA DTCs B115E:15 and/or B115E:31 are also present, verify connections between the IPMA and the affected camera(s). Refer to cell 145 of the online wiring diagram to identify affected connections. If all connections are secure, continue with diagnostics in Workshop Manual (WSM) Section 413-13B. For claiming, use causal part number 10E929.
SSM 499942021-09-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may exhibit all modules on the HS2, HS3, HS4 and MS CAN networks not responding to the Ford Diagnosis and Repair System (FDRS) and modules on these networks fail the network test. Modules on the FD1 and HS1 networks will communicate with the FDRS. Vehicles equipped with a power opening/closing tailgate may also exhibit an inoperative power tailgate. This may be due to a gateway module (GWM) that is not configured properly. To correct this condition, download and run the GWM - Gateway Module A (GWM) Configuration application. For claiming, use causal part number 14G490 and applicable labor times from Section 10 of the Service Labor Times Standard (SLTS) Manual.
OTA SU1-F1502021-09-04. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER; BACK OVER PREVENTION. Software Update 1 (SU1) for 2021 Model Year F-150 vehicles is now available. Involves: Trail Light Check Popup Messages, Remote Start Battery Drain, Zone Lighting Battery Drain, Neutral Tow Select Ability, Contrast improvements to analog rear view camera
TSB 21-22722021-09-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Some 2021 F-150 vehicles equipped with a 2.7L EcoBoost engine and built on or before 14-Jun-2021 may experience lack/loss of power with an illuminated malfunction indicator lamp (MIL) and diagnostic trouble code (DTC) P0299 in the powertrain control module (PCM). This may be due to the wastegate control actuator question mark upper linkage lever between the wastegate lever arm and the wastegate control actuator becoming disconnected. To correct the condition, follow the Service Procedure to repair the wastegate control actuator question mark upper linkage lever between the wastegate lever arm and the wastegate control actuator.
SSM 499832021-08-02. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may experience the IPC going blank or rebooting during an incoming or outgoing cell phone call. This may be due to the cell phone connected to SYNC having an emoji alongside the text of a name in the cell phone's contact list. If suspected, interview the customer about the concern happening during calls only with specific contacts. If confirmed, have the customer remove any emojis alongside the text of names in their contact list and re-evaluate. Inform customers that Ford is developing a software update that is expected in October. Let the customer know they can continue to drive the vehicle and schedule a follow-up appointment for repair in November. Once the update becomes available, contact the customer and confirm the service appointment is going forward. Monitor OASIS for updates.
TSB 21-22492021-08-02. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 and Mustang Mach-E vehicles may exhibit various driver assistance system warning messages or inoperative features and/or diagnostic trouble codes (DTC) U3000:49, U3000:89, U2107:68, C1001:54 and/or C1001:78. This may be due to software in the image processing module A (IPMA). To correct the condition, follow the Service Procedure to reprogram the IPMA to the latest level.

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