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 21-2342 — October 8, 2021

Bulletin Details

Bulletin IDTSB 21-2342
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 IssuedOctober 8, 2021
Date Added to NHTSANovember 2, 2021
ComponentELECTRICAL SYSTEM
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 110000 ELECTRICAL SYSTEM
LINCOLN AVIATOR 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD BRONCO SPORT 2021 110000 ELECTRICAL SYSTEM
FORD BRONCO SPORT 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN CORSAIR 2021 110000 ELECTRICAL SYSTEM
LINCOLN CORSAIR 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD ECOSPORT 2021 110000 ELECTRICAL SYSTEM
FORD ECOSPORT 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD ESCAPE 2021 110000 ELECTRICAL SYSTEM
FORD ESCAPE 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EXPEDITION 2021 110000 ELECTRICAL SYSTEM
FORD EXPEDITION 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EXPLORER 2021 110000 ELECTRICAL SYSTEM
FORD EXPLORER 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-250 SD 2021 110000 ELECTRICAL SYSTEM
FORD F-250 SD 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-350 SD 2021 110000 ELECTRICAL SYSTEM
FORD F-350 SD 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-450 SD 2021 110000 ELECTRICAL SYSTEM
FORD F-450 SD 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-550 SD 2021 110000 ELECTRICAL SYSTEM
FORD F-550 SD 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD MUSTANG 2021 110000 ELECTRICAL SYSTEM
FORD MUSTANG 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN NAVIGATOR 2021 110000 ELECTRICAL SYSTEM
LINCOLN NAVIGATOR 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD RANGER 2021 110000 ELECTRICAL SYSTEM
FORD RANGER 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD TRANSIT CONNECT 2021 110000 ELECTRICAL SYSTEM
FORD TRANSIT CONNECT 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN AVIATOR 2020 110000 ELECTRICAL SYSTEM
LINCOLN AVIATOR 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN CONTINENTAL 2020 110000 ELECTRICAL SYSTEM
LINCOLN CONTINENTAL 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN CORSAIR 2020 110000 ELECTRICAL SYSTEM
LINCOLN CORSAIR 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD ECOSPORT 2020 110000 ELECTRICAL SYSTEM
FORD ECOSPORT 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EDGE 2020 110000 ELECTRICAL SYSTEM
FORD EDGE 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD ESCAPE 2020 110000 ELECTRICAL SYSTEM
FORD ESCAPE 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EXPEDITION 2020 110000 ELECTRICAL SYSTEM
FORD EXPEDITION 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EXPLORER 2020 110000 ELECTRICAL SYSTEM
FORD EXPLORER 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-150 2020 110000 ELECTRICAL SYSTEM
FORD F-150 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-250 SD 2020 110000 ELECTRICAL SYSTEM
FORD F-250 SD 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-350 SD 2020 110000 ELECTRICAL SYSTEM
FORD F-350 SD 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-450 SD 2020 110000 ELECTRICAL SYSTEM
FORD F-450 SD 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-550 SD 2020 110000 ELECTRICAL SYSTEM
FORD F-550 SD 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION 2020 110000 ELECTRICAL SYSTEM
FORD FUSION 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION ENERGI 2020 110000 ELECTRICAL SYSTEM
FORD FUSION ENERGI 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION HYBRID 2020 110000 ELECTRICAL SYSTEM
FORD FUSION HYBRID 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKX 2020 110000 ELECTRICAL SYSTEM
LINCOLN MKX 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKZ 2020 110000 ELECTRICAL SYSTEM
LINCOLN MKZ 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKZ HYBRID 2020 110000 ELECTRICAL SYSTEM
LINCOLN MKZ HYBRID 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD MUSTANG 2020 110000 ELECTRICAL SYSTEM
FORD MUSTANG 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN NAUTILUS 2020 110000 ELECTRICAL SYSTEM
LINCOLN NAUTILUS 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN NAVIGATOR 2020 110000 ELECTRICAL SYSTEM
LINCOLN NAVIGATOR 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD RANGER 2020 110000 ELECTRICAL SYSTEM
FORD RANGER 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD TRANSIT CONNECT 2020 110000 ELECTRICAL SYSTEM
FORD TRANSIT CONNECT 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN CONTINENTAL 2019 110000 ELECTRICAL SYSTEM
LINCOLN CONTINENTAL 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD EDGE 2019 110000 ELECTRICAL SYSTEM
FORD EDGE 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD F-150 2019 110000 ELECTRICAL SYSTEM
FORD F-150 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION 2019 110000 ELECTRICAL SYSTEM
FORD FUSION 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION ENERGI 2019 110000 ELECTRICAL SYSTEM
FORD FUSION ENERGI 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD FUSION HYBRID 2019 110000 ELECTRICAL SYSTEM
FORD FUSION HYBRID 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKX 2019 110000 ELECTRICAL SYSTEM
LINCOLN MKX 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKZ 2019 110000 ELECTRICAL SYSTEM
LINCOLN MKZ 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN MKZ HYBRID 2019 110000 ELECTRICAL SYSTEM
LINCOLN MKZ HYBRID 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD MUSTANG 2019 110000 ELECTRICAL SYSTEM
FORD MUSTANG 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
LINCOLN NAUTILUS 2019 110000 ELECTRICAL SYSTEM
LINCOLN NAUTILUS 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD RANGER 2019 110000 ELECTRICAL SYSTEM
FORD RANGER 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
FORD TRANSIT CONNECT 2019 110000 ELECTRICAL SYSTEM
FORD TRANSIT CONNECT 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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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 21-2342) 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.