TSB: FORD EDGE, MKX, MUSTANG MACH E, NAUTILUS (2021)

Bulletin SSM 49836 — May 28, 2021

Bulletin Details

Bulletin IDSSM 49836
ManufacturerFORD
ModelsEDGE, MKX, MUSTANG MACH E, NAUTILUS
Model Years2021
Date IssuedMay 28, 2021
Date Added to NHTSAJune 1, 2021
ComponentELECTRICAL SYSTEM
Vehicles Affected8 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 2021 Mustang Mach-E, Edge and Nautilus customers may be unable to authorize the FordPass/LincolnWay app and the Enable Connected Services prompt is not showing in the SYNC screen with no diagnostic trouble codes (DTC) present in the te

Affected Vehicles

MakeModelYearComponent
FORD EDGE 2021 110000 ELECTRICAL SYSTEM
FORD EDGE 2021 350000 EQUIPMENT
LINCOLN MKX 2021 110000 ELECTRICAL SYSTEM
LINCOLN MKX 2021 350000 EQUIPMENT
FORD MUSTANG MACH E 2021 110000 ELECTRICAL SYSTEM
FORD MUSTANG MACH E 2021 350000 EQUIPMENT
LINCOLN NAUTILUS 2021 110000 ELECTRICAL SYSTEM
LINCOLN NAUTILUS 2021 350000 EQUIPMENT

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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 (SSM 49836) 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.