2021 Ford E-450 Technical Service Bulletins

39 technical service bulletins (TSBs) are on record for the 2021 Ford E-450. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11034010Jun 19, 2026Engine, Other or unknown. This article supersedes TSB 25-2572 to update the Parts List to correct the part number LC3Z-6006-L to LC3Z-6781-A, remove the flex plate bolts AL3Z-6379-BA from the parts list as these bolts are in kit LC3Z-6781-A, update the claim quantity of the part number W709771-S440 to 9 pieces (F-650/F750-Engine Replacement), W706447-S437 and W715068-S437 to 4 pieces, W712861-S439 to 8 pieces(F-Super Duty Pickup And Chassis…
• 11029052Feb 24, 2026Other or unknown, Electrical system, Body and structure. Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the accessory wireless keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool or from the label printed on the body control module (BCM).
• 11025854Nov 26, 2025Engine, Transmission and drivetrain. This article supersedes TSB 25-2322 to update the Service Procedure, Labor Operations and Parts List. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control…
• 11026013Nov 19, 2025Electrical system, Other or unknown. This is a proactive investigation program by Ford Motor Company to inspect a limited number of affected vehicles that are customer-owned. Ford is voluntarily conducting this program to evaluate the software currently installed on one or more electronic modules in the affected vehicles.
• 11025526Nov 10, 2025Other or unknown, Transmission and drivetrain, Engine. Some 2021-2025 Expedition/Navigator/F-150/F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis/F-650/F-750/Transit vehicles equipped with a 2.7L/3.5L (non hybrid)/6.8L/7.3L engine and 2021-2026 E-Series may exhibit a rattle/scraping noise from the bellhousing area on start-up. Workshop Manual (WSM), Section 303-00 Engine System - General Information > Diagnosis and Testing and 303-06 > Starting System has…
• 11024900Oct 29, 2025Transmission and drivetrain. Some 2021-2025 F-150 vehicles equipped with a 5.0L/5.2L engine, 2021-2025 F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis vehicles equipped with a 6.8L/7.3L engine and 2021-2026 E-Series/F-650/F-750 vehicles equipped with a 7.3L engine may exhibit a rattle/scraping noise upon startup that may remain after the engine is running. This may be due to the starter motor drive gear not retracting after…
• 11022146Aug 20, 2025Transmission and drivetrain. Some of the vehicles listed in the Model statement above may exhibit an incorrectly illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0420 and/or P0430 stored in the powertrain control module (PCM). This may be due to the software in the PCM.
• 11020894Jul 18, 2025Transmission and drivetrain, Electrical system. This article supersedes TSB 25-2200 to update the parts list to add the new camshaft and tappet service kit and add F-650/F-750. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in…
• 11020044Jun 25, 2025Engine, Transmission and drivetrain. Some 2021-2024 Edge/Nautilus, 2021-2025 Bronco/Bronco Sport/E-Series/Escape/Corsair/Expedition/Navigator/Explorer/Aviator/F-150/F-Super Duty/Mustang/Ranger, and 2022-2025 Maverick vehicles may require an A/C compressor clutch assembly replacement be performed for various concerns. Workshop Manual (WSM), Section 412-00 Removal and Installation has been updated to eliminate the need to remove and install the A/C…
• 11018524May 19, 2025Engine, Transmission and drivetrain. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.
• 11018521May 13, 2025Transmission and drivetrain, Engine. Some 2020 Continental, 2020-2024 Edge/Nautilus, 2020-2025 Explorer/Aviator/Escape/Corsair/F-150/F-Super Duty/Ranger/Transit/E-Series, 2021-2025 Bronco, and 2022-2025 Maverick vehicles may require an engine cooling system flush to be performed for various concerns. Workshop Manual (WSM), Section 303-03 has been updated to eliminate the need to remove and install the radiator assembly to perform a radiator flush.
• 11008948Oct 10, 2024Other or unknown. 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.
• 11006033Jul 23, 2024Other or unknown. Certain 2020-2024 Super Duty and 2021-2025 Model Year Econoline Equipped With a 6.8L or 7.3L Gasoline Engine Powertrain Control Module (PCM) Software Update REASON FOR THIS SUPPLEMENT • Software Availability Update: Software is now available to repair 2021-2022 and 2025 Model Year Econoline vehicles. The service action has been updated accordingly. • Technical Information: IDS programing information has been added…
• 11006040Jul 12, 2024Steering. Certain 2021-2022 Model Year Econoline Vehicles Equipped with Dual Rear Wheels Hydroboost or Hydromax® Power Steering Pressure and Jumper Line Replacement Affected vehicles were inspected and passed inspection for inadequate connection of the Hydroboost power steering pressure and jumper lines in safety recall 22S08, before January 29, 2023.
• 11002845Jun 21, 2024Engine. Certain 2020-2024 Super Duty and 2021-2025 Model Year Econoline Equipped With a 6.8L or 7.3L Gasoline Engine Powertrain Control Module (PCM) Software Update In affected vehicles, the Variable Displacement Oil Pump (VDOP) delivers oil to the engine at low pressure/capacity during idle conditions. Routine occurrences of prolonged idle time may result in excess wear to the engine camshaft lobes and valve tappet…
• 11001148May 13, 2024Other or unknown, Transmission and drivetrain. Certain 2023-2024 Super Duty and 2021-2025 Model Year Econoline Equipped With a 6.8L or 7.3L Gasoline Engine - Powertrain Control Module Software Update
• 10254138Apr 24, 2024Equipment. 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…
• 10252410Apr 1, 2024Equipment. 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…
• 10251934Mar 1, 2024Transmission and drivetrain. 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…
• 10249489Jan 19, 2024Other or unknown, Electrical system. 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
• 10248277Dec 12, 2023Electrical system. This article supersedes TSB 23-2258 to update the Parts List, TSB Issue, and Service Procedure. Some 2021-2023 E-Series vehicles may exhibit a lack of air flow due to an inoperative heating, ventilation, and air conditioning (HVAC) blower motor. This may be due to a damaged fuse F2 (50A) in the battery junction box (BJB). To correct the condition, replace the BJB, pigtail connector, and replace fuse F2 in the new…
• 10248066Dec 12, 2023Equipment. 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
• 10241949Aug 31, 2023Engine cooling. Certain 2021-2022 Model Year Econoline, Super Duty Chassis Cab, F53 Motor Home, F59 Step Van, and F650/F750 Medium Duty Chassis Cab Vehicles Equipped with a Premium Rated 7.3L Engine - Engine Horsepower Credit
• 10241529Aug 16, 2023Electrical system, Visibility (wipers, defrost, mirrors). Some 2021-2023 E-Series vehicles may exhibit a lack of air flow due to an inoperative heating, ventilation, and air conditioning (HVAC) blower motor. This may be due to a damaged fuse F2 (50A) in the battery junction box (BJB). To correct the condition, replace the BJB and replace fuse F2 in the new BJB with the listed service replacement part.
• 10237971Jun 15, 2023Transmission and drivetrain, Engine cooling. Some 2021-2023 F-Super Duty/E-Series vehicles equipped with a 6.2L, 6.8L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 and/or P0455 stored in the powertrain control module (PCM). This may be due to a improper fuel filler cap installation and/or outside contamination on the fuel cap sealing surface. The fuel filler cap requires multiple…
• 10240743Jun 8, 2023Equipment. The Service Awareness Newsletter is an informal communication that contains information that may not be presently available in a TSB, SSM, GSB, or other electronic communication. This article includes information on warranty, technical service tips and other service information.
• 10216963Jul 29, 2022Electrical system, Engine cooling, Equipment. Some 2020-2022 Escape/Corsair/F-53 Motorhome/F-59 Commercial Stripped Chassis, 2021-2023 F-650/F-750/E-Series, and 2021-2022 Bronco Sport vehicles may exhibit a communication fault with emissions inspection equipment. This may be due to the software in the gateway module (GWM). To correct this condition, reprogram the GWM to latest software level using the appropriate Ford diagnostic scan tool.
• 10216961Jul 29, 2022Transmission and drivetrain, Equipment, Fuel system. Some 2021-2022 F-Super Duty and 2021-2023 E-Series vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design has changed, requiring multiple turns to seal properly. Advise the customer to turn the fuel…
• 10212957May 24, 2022Electrical system. Some 2013-2023 Ford or Lincoln vehicles with modems activated through FordPass or LincolnWay may experience 12 volt battery drain symptoms when the customer uses non-Ford/Lincoln phone applications as an alternate channel to access vehicle commands such as door lock/unlock, remote start, vehicle location, etc. The battery drain may be caused by excessive calls for data through the vehicle network keeping it in an…
• 10210850Apr 28, 2022Tires. Some 2021 and 2022 Ford and Lincoln vehicles may experience a tire sidewall wavy/indentation appearance in the radial direction on one or both sidewalls. Sidewall wavy/indentation appearance is a common cosmetic characteristic of radial tire construction and will not affect the performance of the tire.
• 10194412May 7, 2021Fuel system. Some 2021 F-Super Duty and 2021-2022 E-Series vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design has changed, requiring multiple turns to seal properly. Advise the customer to turn the fuel filler…
• 10194388May 3, 2021Fuel system. Some 2021 F-Super Duty/F-650/F-750 and 2021-2022 E-Series vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design changed for 2021 to require three full turns to properly tighten. Advise the customer…
• 10189583Mar 25, 2021Electrical system. Some 2021-2022 E-Series vehicles built on or before 09-Mar-2021 may exhibit a Service Advance Trac and Pre-Collision Assist Not Available message in the cluster with diagnostic trouble code (DTC) C0051 stored in the anti-lock brake system (ABS) module. Cruise control may also be inoperable. To correct the condition, reprogram the ABS module using the latest software level of the appropriate Ford diagnostic scan tool.
• 10186623Jan 22, 2021Fuel system. Some 2021 E-Series/F-Super Duty/F-650/F-750 vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design changed for 2021 to require one full turn to properly tighten. Advise the customer of the design…
• 10183393Nov 20, 2020Equipment, Electrical system. Some 2021 E-Series chassis vehicles may exhibit a Service Advance Trac and Pre-Collision Assist Not Available message in the cluster with diagnostic trouble code (DTC) C0051 stored in the anti-lock brake system (ABS) module. Cruise control may also be inoperable. If this concern is still present after normal diagnosis, clear the DTC with the appropriate Ford diagnostic scan tool and schedule a follow-up appointment…
• 10180352Sep 1, 2020Equipment. Some 2021 E-Series/F-650/F-750 vehicles may exhibit inoperative RKE key fobs resulting in key fob replacement or some customers may seek service to program additional key fobs to the vehicle. A new IDS procedure has been released with IDS version 119.01 to allow for RKE key fob programming. Start a vehicle session and click on the Toolbox Tab. Click on Body > Security > Remote Keyless Entry to begin programming new…
• 10177887Jul 7, 2020Electrical system, Equipment. Some 2021 E-Series/F-650/F-750 vehicles may exhibit inoperative RKE key fobs or some customers may seek service to program additional key fobs to the vehicle. Inform customers that Ford is developing an IDS procedure that is expected late August 2020, which will restore RKE function and allow for programming additional RKE key fobs. The Workshop Manual procedure for RKE programming is also being updated.
• 10177034Jun 22, 2020Lane departure. 2020 Transit, F-Super Duty, F-53 Motorhome/F-59 Commercial, 2021 F-650/F-750/E-series incomplete, chassis Cab, cutaway and stripped chassis vehicles equipped with a lane keeping or departure system are not calibrated from the factory to support final modifications. The final stage manufacturer is responsible for verifying that the lane keeping or departure system camera sensor is properly calibrated within Ford…
• 10174384Apr 23, 2020Engine cooling. In some of the affected vehicles , a piston oil cooler bracket may have been damaged during engine assembly. A damaged piston oil cooler bracket may allow the piston oil cooler to detach. This can lead to low engine oil pressure and may result in intermittent engine noises and/or illumination of the check engine light due to diagnostic trouble code(s).

← All problems reported for the 2021 Ford E-450