TSB: HARLEY-DAVIDSON FLHP, FLHR, FLHRXS, FLHT, FLHTCUTG, FLHTCUTGSE, FLHTK, FLHTK SHRINE, FLHTP, FLHX, FLHXS, FLHXSE, FLHXST, FLRT, FLTRK, FLTRKSE, FLTRX, FLTRXS, FLTRXSE, FLTRXST (2022)
Bulletin M1557 — July 11, 2022
Bulletin Details
| Bulletin ID | M1557 |
| Manufacturer | HARLEY-DAVIDSON |
| Models | FLHP, FLHR, FLHRXS, FLHT, FLHTCUTG, FLHTCUTGSE, FLHTK, FLHTK SHRINE, FLHTP, FLHX, FLHXS, FLHXSE, FLHXST, FLRT, FLTRK, FLTRKSE, FLTRX, FLTRXS, FLTRXSE, FLTRXST |
| Model Years | 2022 |
| Date Issued | July 11, 2022 |
| Date Added to NHTSA | December 5, 2022 |
| Component | SERVICE BRAKES, HYDRAULIC |
| Vehicles Affected | 156 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
SERVICE BULLETIN M1557: TOURING AND TRIKE REAR BRAKE SWITCH. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has a mid-year change in how the Touring and Trike vehicles receive its rear brake signal input. The Touring
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| HARLEY-DAVIDSON | FLHP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHP | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHP | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHR | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHR | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHR | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHR | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHR | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHR | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHR | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHR | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHRXS | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHT | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHT | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTG | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTCUTGSE | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHTK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTK | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHTK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTK | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTK SHRINE | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHTP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTP | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHTP | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHTP | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHTP | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHX | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHX | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXS | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXS | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXSE | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLHXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXST | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLHXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLHXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLHXST | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLRT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLRT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLRT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLRT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLRT | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLRT | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLRT | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLRT | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRK | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRK | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRK | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRK | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRKSE | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRX | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRX | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRX | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRX | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXS | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXSE | 2022 | 350000 EQUIPMENT |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 120000 EXTERIOR LIGHTING |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 030000 SERVICE BRAKES, HYDRAULIC |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 110000 ELECTRICAL SYSTEM |
| HARLEY-DAVIDSON | FLTRXST | 2022 | 350000 EQUIPMENT |
Related HARLEY-DAVIDSON Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized HARLEY-DAVIDSON dealer. Bring this bulletin ID (M1557) 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.