TSB: FORD AVIATOR, BRONCO SPORT, CONTINENTAL, CORSAIR, ECOSPORT, EDGE, ESCAPE, EXPEDITION, EXPLORER, F-150, F-250 SD, F-350 SD, F-450 SD, F-550 SD, FUSION, FUSION ENERGI, FUSION HYBRID, MKX, MKZ, MKZ HYBRID, MUSTANG, NAUTILUS, NAVIGATOR, RANGER, TRANSIT CONNECT (2019–2021)

Bulletin TSB 21-2294 — September 9, 2021

Bulletin Details

Bulletin IDTSB 21-2294
ManufacturerFORD
ModelsAVIATOR, BRONCO SPORT, CONTINENTAL, CORSAIR, ECOSPORT, EDGE, ESCAPE, EXPEDITION, EXPLORER, F-150, F-250 SD, F-350 SD, F-450 SD, F-550 SD, FUSION, FUSION ENERGI, FUSION HYBRID, MKX, MKZ, MKZ HYBRID, MUSTANG, NAUTILUS, NAVIGATOR, RANGER, TRANSIT CONNECT
Model Years2019–2021
Date IssuedSeptember 9, 2021
Date Added to NHTSASeptember 30, 2021
ComponentPOWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
Vehicles Affected104 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Some 2019-2020 Edge/F-150/Fusion/Continental/MKZ/Nautilus, 2019-2021 Mustang/Ranger/Transit Connect, 2020-2021 EcoSport/Escape/Expedition/Explorer/F-Super Duty/Aviator/Corsair/Navigator and 2021 Bronco Sport vehicles with SYNC 3 may experie

Affected Vehicles

MakeModelYearComponent
LINCOLN AVIATOR 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN AVIATOR 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD BRONCO SPORT 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD BRONCO SPORT 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN CORSAIR 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN CORSAIR 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD ECOSPORT 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD ECOSPORT 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD ESCAPE 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD ESCAPE 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EXPEDITION 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EXPEDITION 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EXPLORER 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EXPLORER 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-250 SD 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-250 SD 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-350 SD 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-350 SD 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-450 SD 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-450 SD 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-550 SD 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-550 SD 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD MUSTANG 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD MUSTANG 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN NAVIGATOR 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN NAVIGATOR 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD RANGER 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD RANGER 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD TRANSIT CONNECT 2021 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD TRANSIT CONNECT 2021 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN AVIATOR 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN AVIATOR 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN CONTINENTAL 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN CONTINENTAL 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN CORSAIR 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN CORSAIR 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD ECOSPORT 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD ECOSPORT 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EDGE 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EDGE 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD ESCAPE 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD ESCAPE 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EXPEDITION 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EXPEDITION 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EXPLORER 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EXPLORER 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-150 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-150 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-250 SD 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-250 SD 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-350 SD 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-350 SD 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-450 SD 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-450 SD 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-550 SD 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-550 SD 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION ENERGI 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION ENERGI 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION HYBRID 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION HYBRID 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKX 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKX 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKZ 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKZ 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKZ HYBRID 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKZ HYBRID 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD MUSTANG 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD MUSTANG 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN NAUTILUS 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN NAUTILUS 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN NAVIGATOR 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN NAVIGATOR 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD RANGER 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD RANGER 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD TRANSIT CONNECT 2020 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD TRANSIT CONNECT 2020 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN CONTINENTAL 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN CONTINENTAL 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD EDGE 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD EDGE 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD F-150 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD F-150 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION ENERGI 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION ENERGI 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD FUSION HYBRID 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD FUSION HYBRID 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKX 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKX 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKZ 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKZ 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN MKZ HYBRID 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN MKZ HYBRID 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD MUSTANG 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD MUSTANG 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
LINCOLN NAUTILUS 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
LINCOLN NAUTILUS 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD RANGER 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD RANGER 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS
FORD TRANSIT CONNECT 2019 353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
FORD TRANSIT CONNECT 2019 102640 POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:DOGS/SYNCHROS

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized FORD dealer. Bring this bulletin ID (TSB 21-2294) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.