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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.

By type

By component

By trouble code

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

Bulletins, newest first
SSM 497122021-04-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2021 F-150 vehicles built on 06-Sep-2020 and through 24-Jan-2021 may experience the climate temperature control is inoperative or does not operate correctly. The vehicle may exhibit diagnostic trouble codes (DTC) B1081 and/or B1082 in the heating, ventilation and air conditioning (HVAC) module. This may be due to a software issue with the HVAC module. To correct the condition, update the HVAC module using the latest level of the appropriate Ford diagnostic scan tool. If the condition persists, refer to Workshop Manual, Section 412-00 and continue with normal diagnostics. For claiming, use causal part number 19980 and applicable labor times from the Service Labor Times Standard (SLTS) Manual.
TSB 21-20972021-04-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Some 2021 F-150 vehicles may exhibit a discharged battery and/or no crank condition. This may be due to key off battery drain when the zone lighting power button is left enabled in the SYNC4 display or the FordPass app. A discharged battery or a no crank condition may also occur if a rear door is difficult to close causing the door to not fully latch, resulting in a door ajar being detected.
TSB 21-20872021-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 3.5L EcoBoost engine and built on or before 02-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P060B, P0420, P0430, P04F0, P2601 and/or P0364 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.
TSB 21-20862021-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 3.3L Duratec engine and built on or before 02-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P060B, P0600 and/or P0607 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.
TSB 21-20852021-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 2.7L EcoBoost engine and built on or before 01-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P060B, P0300 and/or P0316 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM.
TSB 21-20832021-04-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 08-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C, P2601, P0171, P0172, P0174, P0175, P3450 and/or P1104 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM and reset the keep alive memory (KAM).
SSM 497092021-03-31. 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 July 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 July 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 496902021-03-31. Service bulletin. ELECTRICAL SYSTEM. For 2018-2021 EcoSport/Expedition/Navigator, 2019-2021 Ranger/Transit Connect, 2020-2021 Escape/Explorer/SuperDuty/Transit/Aviator/Corsair, 2021 Bronco Sport/F-150/Mustang/Mach-E the Workshop Manual (WSM) diagnostics may direct to replace a module on vehicles that use Ford Diagnosis and Repair System (FDRS). First, an FDRS session must be created on the vehicle prior to removing the faulted module. Once the session is started, run the Programmable Module Installation and replace the module only when instructed by FDRS. Installing a new module prior to starting a scan tool session may result in incomplete module configuration with DTCs U2100, U2101 and/or U2200. Once a session has been started, continue to follow normal WSM procedures to repair the vehicle.
SSM 496842021-03-31. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may exhibit diagnostic trouble code (DTC) U3000:49 stored in the image processing module A (IPMA). This may be due to the learned values in the IPMA not allowing the code to be cleared. To clear the DTC, download and run the IPMA - Reset the Image Processing Module A (IPMA) Learned Values application in Ford Diagnosis and Repair System (FDRS), then run the IPMA - Image Processing Module A (IPMA) Alignment application immediately after. If the U3000:49 is still present after running both applications, continue with normal diagnostics in Pinpoint Test AI in Workshop Manual, Section 419-07.
SSM 496432021-03-31. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150, Mustang Mach-E, Edge vehicles may exhibit a concern of Android Auto not wirelessly connecting and/or Android phones rebooting when connected to the vehicle via USB. This is due to a concern with the Google application on the customers device. Google has released a fix for these concerns. For Android phones not connecting wirelessly, request that the customer update their Android Auto version to 6.1 or later. For customers whos Android phone reboots when connected via USB, request that the customer update their Chrome application to 88.0.4324.181 or later. The customers service provider should be able to assist customers having difficulty updating their device. This is not a warrantable repair
SSM 496182021-03-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Some 2018-2021 F-150, Expedition, Navigator, Transit, Aviator and Explorer vehicles may exhibit an illuminated MIL with DTC P025A And/Or DTC U0109 stored in the powertrain control module (PCM). This may be due to an intermittent or partial disconnect of the harness to the fuel pump control module (FPCM) connector, connector pin push-outs or loose/corroded grounds. Inspect FPCM connector, applicable grounds(F-150- G401, Expedition/Navigator- G403, Transit- G401, 2018-2019 Explorer G302, 2020-2021 Explorer/Aviator- G407) and confirm FPCM connector (F-150- C4336, Expedition/Navigator- C433, Transit- C433, 2018-2019 Explorer C3239, 2020-2021 Explorer/Aviator- C4033) is fully seated prior to performing PC/ED diagnostics or replacing any components.
SSM 496012021-03-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may experience the anti-theft intrusion alarm system activating when there is no evidence of an intrusion. This may be due to the intrusion alarm system sensing vibrations that are characteristic to other vehicle systems. To correct the condition, update the body control module (BCM) to the latest software level using the appropriate scan tool. After BCM reprogramming completes follow the on-screen prompts to relearn the TPMS sensors. For claiming, use causal part 15K609 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 495972021-03-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may experience intermittent remote commands from the FordPass mobile app. Intermittent command behavior may also lead the customer to believe there is no cellular signal or coverage. FordPass mobile app commands may become operative again after starting the vehicle with the ignition or key fob. Ford Engineering is developing a software update that is expected in late March 2021. Let the customer know they can continue to drive the vehicle and schedule a follow-up appointment for April 2021. This software will be programmed to the vehicle via an over-the-air (OTA) update if the vehicle is connected to the customers FordPass account. Once the update becomes available, contact the customer to ask whether they received the OTA update and confirm if the service appointment is going forward. Monitor OASIS for updates.
SSM 496252021-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Some 2021 Mustang Mach-E/F-150/Edge/Nautilus vehicles may require a reboot of the SYNC 4 system. For vehicles equipped with a volume/power and right seek button, press and hold both the volume/power and right seek button for 10 seconds and the system will reboot. For vehicles not equipped with a volume/power button, holding the seek right and volume down buttons on the steering wheel controls will reboot the SYNC 4 system. The Workshop Manual (WSM) is in the process of being updated with this procedure.
SSM 495622021-03-03. 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 June 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 495562021-03-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021 F-150 vehicles may exhibit an inoperative rear camera and/or diagnostic trouble codes (DTCs) C1001:01 in the Sync Module (APIM) or B115E:15 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 at connectors C242E/F, C2563 (with 12 inch screen) and/or C263 (with 8 inch screen). If IPMA DTCs B115E:15 and/or B115E:31 are also present, verify connections at connectors C242E/F, C316, C425 and C4357. If all connections are secure, perform PPT G in Workshop Manual (WSM) Section 413-13B. For claiming, use causal part number 19G490.
21B162021-03-02. Service bulletin. ELECTRICAL SYSTEM. In all of the affected vehicles, the exterior passenger and driver mirrors have potential to not heat properly in extreme weather conditions.
21B082021-03-02. Service bulletin. ELECTRICAL SYSTEM. Some of the affected vehicles may have software logic errors affecting the heated mirror and the ITRM. The heated mirror may not output heat at temperatures below zero degrees Celsius. Also, a battery drain may occur under a certain sequence of events due to a logic error in the ITRM. Under certain specific sequence, the ITRM battery drain may result in the inability to start the vehicle. A customer could experience a battery drain within 14 hours under the following conditions: the trailer is connected, vehicle is unlocked, parked, and the engine is off.
21B072021-03-02. Service bulletin. ELECTRICAL SYSTEM. In the affected vehicles, a battery drain may occur under a certain sequence of events due to a logic error in the ITRM. Under certain specific sequence, the ITRM battery drain may result in the inability to start the vehicle. A customer could experience a battery drain within 14 hours under the following conditions: the trailer is connected, vehicle is unlocked, parked, and the engine is off.
21B062021-02-04. Service bulletin. ELECTRICAL SYSTEM. In all of the affected vehicles, the Instrument Panel Cluster (IPC) module could exhibit a reset whenever it is requested to display any text that starts with “nan”. This issue may occur for text received from the audio unit (SYNC) such as navigation street name, incoming caller name or artist name/song title that starts with "nan". An IPC module reset may result in the IPC display and gauges to be momentarily inoperative.
SSM 493882021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:DIESEL; POWER TRAIN; ELECTRICAL SYSTEM. 2021 F-150/Explorer/Aviator/Police Interceptor Utility vehicles without a diesel engine and/or without a 10R80 MHT transmission have a new PCM-Transmission Accelerated Main Control Break In routine added to the Diagnosis and Testing Section of the WSM. This new routine uses the Ford diagnostic scan tool to cycle the shift solenoids and clutch control valves to free them from contamination that may be sticking the valves. Refer to WSM, Section 307-01.
SSM 493802021-01-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Some 2021 F-150/Explorer/Aviator/Police Interceptor vehicles may exhibit a flashing powertrain malfunction (wrench) indicator while in transport mode with diagnostic trouble code (DTC) P112A stored in the powertrain control module (PCM). This may be due to excessive engine starts while the vehicle is in transport mode. To correct the condition, deactivate transport mode. Refer to Workshop Manual (WSM), Section 419-10 > General Procedures. Cycle the ignition to RUN. If the concern still exists, perform normal diagnostics in the Powertrain Control/Emissions Diagnosis (PC/ED) Manual.
SSM 493792021-01-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Before attempting repairs for SYNC 4 system, Telematics Control Unit (TCU) or Gateway Module (GWM) concerns, dealers must complete workshop manual (WSM) diagnostics in section 415-00 for SYNC 4 or TCU concerns and 418-00 for GWM concerns. Do not attempt APIM, TCU or GWM reprogramming or replacement unless directed by a WSM pinpoint test. If the root cause of a concern is isolated to the APIM, TCU or GWM with all other possible causes ruled out, dealers must contact the Technical Assistance Center prior to performing repairs.

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