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Service bulletins for the 2021 Ford Mustang Mach-E

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.

329 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 23-23992024-01-05. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Some 2021-2023 Mustang Mach-E vehicles may exhibit a condition where the high voltage battery stops charging when connected to level 1 or level 2 chargers with an illuminated malfunction indicator lamp (MIL) and diagnostic trouble code (DTC) P2C94 stored in the secondary on-board diagnostic control module A (SOBDM). This may be due to the software in the SOBDM. To correct this condition, follow the Service Procedure to reprogram the powertrain control module (PCM).
TSB 23-23942024-01-05. Service bulletin. ELECTRICAL SYSTEM. This article supersedes TSB 23-2326 to remove a DTC from the Issue and Action. Some 2021-2023 Mustang Mach-E built on or before 15-Sep-2023 and 2022-2023 E-Transit vehicles may experience an illuminated powertrain malfunction (wrench) indicator with diagnostic trouble codes (DTC) U3000:16, U3000:64, U3000:04 and/or U3000:45 in the off-board charging controller (OBCC) module and the high voltage (HV) battery will not charge using a level 3 direct current (DC) fast charging station/electrical vehicle supply equipment (EVSE). This may be due to the software in the OBCC. To correct the condition, follow the Service Procedure to reprogram the OBCC.
TSB 23-23892024-01-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. Some 2021-2022 Mach-E vehicles may experience an exterior charge status indicator not illuminating the blue charging segments after an over the air (OTA) update. This may be due to the software in the SYNC module (APIM). To correct the condition, follow the Service Procedure steps to reprogram the APIM. NOTE: The APIM software update that addresses the symptom listed in this bulletin may have been sent via Ford Power-Up software updates delivered over- the-air (OTA) to connected vehicles that have automatic updates enabled through the center display 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.
OTA SU7 P1 MachE2024-01-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:ADAS:AUTONOMOUS/SELF DRIVING:SOFTWARE. Software Update SU7 P1 for 2021- 2023 MY Mach E vehicles is now available. Quality improvements include: - Reduces erroneous BLIS warning 21 MY: - Increases availability of BlueCruise. Ignition reset will not be necessary to reengage BlueCriuse. - Reduces false eyes-off warnings - Improved OTA success rate 21-22 MY: - Improved Reverse Brake assist availability - Customer is instructed to exit the vehicle when a battery hazard is detected - Enables the e-release feature on the front trunk.
SSM 521302023-12-11. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:ONBOARD (OBCM). Some 2021-2023 Mustang Mach-E, 2022-2023 E-Transit/F-150 Lightning vehicles may have diagnostic trouble code (DTC) P1A3C stored in the off-board charger controller module (OBCC). The P1A3C is commonly set due to an interruption of the direct current (DC) fast charging process and should be disregarded. All other DTCs stored in the OBCC are to be addressed using applicable publications and/or normal diagnostics found in Workshop Manual, Section 414-03B.
OTA SU6 P3MACHE2023-12-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. Software Update SU6 P3 for 2021-2023 MACH E vehicles is now available. Quality Improvements include: - Enable electric return of hood latch release actuator - Corrects erroneous "frunk service required" warning post OTA. - Corrects alarm going off during an OTA download . - improved interior windsheld fogging and heater performance when driving in freezing temperatures - Improved Cold DC Fast Charging and heat sharing/smart heating. - Removal of cause of chime related DTC set against AHU. - Hands-Free to BlueCruise text update. - Adds 3 chimes for Over Speeding situation. - Adds chime for speed limit change. - Adds text box "Hold for Speed Warning OFF" - Introduces a more aggressive series of hood ajar warnings/chimes that trigger at lower speed than the current implementation - The customer is instructed to exit the vehicle when a battery hazard is detected. - IPC software addressing traction control toggle, BLIS and ISA presonaliztion, MyTrip distance reset, Low Tire pressure incorrect reading, and PWM buzz noise elimination. - Provides Yield and No Entry graphic display for Traffic Sign recognition. - Removes Tollbooth Mode - Adds a "some display features may be temporarily unavailable" message to the SYNC screen when a SYNC update is installing. - Profiles (Enhanced Memory) will not be stuck as Guest - Improved "Ask on Exit" pop- up functionality - Selectable Drive Modes - prevent default to normal mode due to loss of communication with SYNC - Improved charge status indication feedback while plugged in.
TSB 23-23482023-11-22. Service bulletin. ELECTRICAL SYSTEM. This article supersedes TSB 23-2257 to update the Parts List. Some 2021-2023 Mustang Mach-E vehicles built on or before 17-Mar-2023 may exhibit an illuminated malfunction indicator lamp (MIL) and/or powertrain malfunction (wrench) indicator with diagnostic trouble codes (DTCs) P0563, P0ADA, P0ADE, P0AA1, P0AA4, P0AA5, P0AA2, P0D10, P0D0F, and/or P0C78 stored in battery energy control module (BECM). It may also have a low/discharged 12V battery and/or display a Stop Safely Now message in the instrument panel cluster (IPC). This may be due to the high voltage battery junction box (HVBJB). To correct the condition, follow the Service Procedure to replace the HVBJB and reprogram the BECM.
SSM 520392023-11-09. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2023 Mustang Mach-E, 2022-2023 F-150 Lightning/e-Transit vehicles may exhibit a concern where the vehicle is unable to achieve 100 percent state of charge immediately after high voltage (HV) battery module balancing and replacement. This may be due to the battery energy control module (BECM) adjusting the cell balance (conditioning) of the battery module and should be corrected within 22 days. If the vehicle otherwise functions as designed with no related diagnostic trouble codes (DTC) setting, this concern will be corrected automatically with no further actions required by the technician.
21G01 Re-engage2023-11-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Recall re-engagement email to customers who have not completed their recall. The message will provide a link to the Ford VIN recall look up tool to show the customer open recalls on their vehicle.
SSM 519572023-11-03. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2022 Mustang Mach-E vehicles may experience an alarm activation even after the motion sensor function has been disabled through the pop-up menu at ignition off. If the customer wants to turn off the motion sensors for a key cycle, they can go to the center display screen: Vehicle Settings Alarm System Motion Sensors off. The motion sensors will be re-enabled on the next key cycle. 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 in November 2023. Monitor OASIS for additional information.
SSM 519562023-11-03. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM):SOFTWARE. Some 2021-2023 Mustang Mach-E vehicles may experience an exterior charge status indicator not illuminating the blue charging segments after an over the air (OTA) update. Confirm if the Charge Port Light toggle button is not present in the center display screen by selecting Vehicle Icon Controls Access Charge Port Light toggle button, as this button has been removed after OTA update. Replacing the charge port and/or the battery charger control module (BCCM) is not recommended. This condition does not affect charge behavior 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 in November 2023. Monitor OASIS for additional information.
SU6 P2 MACH E2023-11-03. Service bulletin. ELECTRICAL SYSTEM. Software Update SU6 P2 for Mach E is now available. Quality Improvments include: - Improved State of Charge accuracy during AC charging. - Updated messaging: customer is instructed to exit the vehicle when a battery hazard is detected. - NVH improvment addressing Front Drive Unit Whine whle coasting. - Charge settings updated via Ford Pass will not revert back to previous settings due to chip shortage. This change allows use of Bussed Electrical Center without the low range chip in service on vehicles in the field. - At high State of Charge, the displayed Distance to Empty will now show what the vehicle is capable of under the current environmental conditions, instead of the estimated capability based on driver history. - Software update to prevent localized melting of charge port pins(reference: FSA 23B50).
TSB 23-23262023-11-03. Service bulletin. ELECTRICAL SYSTEM. This article supersedes TSB 22-2496 to update the Title and production clean date. Some 2021-2023 Mustang Mach-E built on or before 15-Sep-2023 and 2022-2023 E-Transit vehicles may experience an illuminated powertrain malfunction (wrench) indicator with diagnostic trouble codes (DTC) P1A3C, U3000:16, U3000:64, U3000:04 and/or U3000:45 in the off-board charging controller (OBCC) module and the high voltage (HV) battery will not charge using a level 3 direct current (DC) fast charging station/electrical vehicle supply equipment (EVSE). This may be due to OBCC software. To correct the condition, follow the Service Procedure to reprogram the OBCC.
23B502023-11-02. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE. Customer Satisfaction Program 23B50 Certain 2021-2023 Model Year Mustang Mach-E, 2022-2023 Model Year E-Transit, and 2023 F-150 Lightning Vehicles - Charge Cord Stuck – Reprogram Battery Charge Control Module
SSM 519032023-10-04. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2023 Ford and Lincoln vehicles may exhibit DTCs U2100 and/or U3002 stored in the cruise control module (CCM), side obstacle detection control module LH (SODL), side obstacle detection control module RH (SODR), side obstacle detection control module C (SODCMC) and/or side obstacle detection control module D (SODCMD) after a module replacement. DTC U2100 may set when the module has not been properly configured after replacement. DTC U3002 may set when the module has been configured with the incorrect VIN. To correct this condition, verify that the module storing the DTC has been installed following the applicable Workshop Manual (WSM) Removal and Installation procedure. If the DTC is still stored, download and run the Vehicle Identification Number (VIN) Write application found under Toolbox, Multi-Module tab in the Ford Diagnosis and Repair System (FDRS).
TSB 23-22812023-10-03. Service bulletin. ELECTRICAL SYSTEM. his article supersedes TSB 22-2446 to update the Service Procedure. Some 2021 Mustang Mach-E vehicles built on or before 07-Jul-2021 may experience Frunk System Fault Service Required message displayed in the IPC after performing body control module (BCM) update. This may be due to the software in the BCM. To correct the condition, follow the Service Procedure to reprogram the SYNC module (APIM), BCM and front trunk release module (FTRM). NOTE: The APIM software update that addresses the symptom listed in this article may have been delivered over-the-air (OTA) via Ford Power-Up software updates to connected vehicles that have automatic updates enabled through the center display 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.
SU6 P1 MACH E2023-10-03. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE. "Software Update SU6 P1 for 2021 - 2023 Mach E is now available. Quality improvements include: -Improved ""Ask on Exit"" pop- up functionality '- Adds a ""some display features may be temporarily unavailable"" message to the SYNC screen when a SYNC update is installing. - Selectable Drive Modes - prevent default to normal mode due to loss of communication with SYNC - Improved Profiles (Enhanced Memory) - prevent getting stuck in GUEST. - Improved feedback of vehicle charging behavior when plugging-in.
SSM 518382023-09-04. Service bulletin. ELECTRICAL SYSTEM. In various 2017-2023 Ford and Lincoln vehicles, customers may receive a message in the FordPass or LincolnWay App stating Feature Unavailable. Since this is a fleet vehicle, it cannot access the (SYNC Connect) FordPass or LincolnWay app through the TCU Embedded Modem. If this message appears, the vehicle may be equipped with a fleet telematics module. Replacement of the TCU or TCU related repairs will not prevent this message from appearing. Refer the customer to in app FordPass Guides or LincolnWay Concierge Teams to aid with fleet telematics removal. Open app, select Account > Help > CHAT or CALL option.
SSM 518802023-09-02. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2023 Mustang Mach-E and 2022-2023 E-Transit vehicles may exhibit an inability to clear diagnostic trouble codes (DTCs) P0ADA, P0ADE, P0AA1, and/or P0AA4 stored in the battery energy control module (BECM) after high voltage battery junction box (HVBJB) replacement. To correct the condition, download and run the BECM - Reset Diagnostic Trouble Code (DTC) Occurrence Counter application in Ford Diagnosis and Repair System (FDRS). If the concern persists, refer to Workshop Manual (WSM), Section 414-03A for normal diagnostics.
SSM 518662023-09-02. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2023 Mustang Mach-E vehicles may exhibit an exterior charge status indicator blinking red with diagnostic trouble code (DTC) P0E5F stored in the secondary on-board diagnostic control module A (SOBDM) and the high voltage battery cannot be charged using a 48-amp AC level 2 charger. The vehicle may also exhibit in the next key cycle a Service Soon message in the instrument panel cluster (IPC) and a FordPass warning message. This may be due to an excessive charge port temperature. The concern may not be present when using a 32-amp or lower AC level 2 charger. To correct this condition, remove and replace the charge port. Refer to Workshop Manual (WSM) Section, 414-03B. For claiming, use causal part 14A303 and applicable labor times in Section 10 of the Service Labor Time Standards (SLTS) Manual.
TSB 23-22612023-09-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This article supersedes TSB 23-2168 to update the vehicle line affected. Some 2021-2022 Mustang Mach-E (non-GT) vehicles equipped with all-wheel drive (AWD) may exhibit a whine noise from the front drive unit when driving steady at speeds between 30-40 mph (48-64 km/h) without diagnostic trouble codes (DTCs) present. This may be due to software parameters. To correct the condition, follow the Service Procedure to reprogram the powertrain control module (PCM).
TSB 23-22572023-09-01. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM); ELECTRICAL SYSTEM. Some 2021-2022 Mustang Mach-E vehicles built on or before 17-Mar-2023 may exhibit an illuminated malfunction indicator lamp (MIL) and/or powertrain malfunction (wrench) indicator with diagnostic trouble codes (DTCs) P0563, P0ADA, P0ADE, P0AA1, P0AA4, P0AA5, P0AA2, P0D10, P0D0F, and/or P0C78 stored in battery energy control module (BECM). It may also have a low/discharged 12V battery and/or display a Stop Safely Now message in the instrument panel cluster (IPC). This may be due to the high voltage battery junction box (HVBJB). To correct the condition, follow the Service Procedure to replace the HVBJB and reprogram the BECM.
SSM 517832023-07-18. Service bulletin. ELECTRICAL SYSTEM. Some 2021-2023 Ford and Lincoln vehicles may exhibit a condition where the high voltage battery stops charging when connected to level 1 or level 2 chargers with an illuminated malfunction indicator lamp (MIL) and diagnostic trouble code (DTC) P2C94 stored in the secondary on-board diagnostic control module A (SOBDM). To restore charging capability, disconnect the off-board charging station charge handle from the vehicle charge port and reconnect. 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 in August 2023. Replacement of the SOBDM will not resolve this condition. Monitor OASIS for additional information.
23P082023-07-07. Service bulletin. ELECTRICAL SYSTEM. Certain 2021-2023 Model Year Mustang Mach-E Door Control Module Update Some of the affected vehicles may exhibit a false alarm activation and/or a warning message in the FordPass application when the doors are locked
22B48 S12023-07-07. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:ONBOARD (OBCM); ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:SOFTWARE. Certain 2021-2022 Model Year Mustang Mach-E and 2022 Model Year E-Transit Vehicles - Off-Board Charger Controller Module Programming Technical Information update

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