2022 Harley-Davidson RH1250S Technical Service Bulletins

52 technical service bulletins (TSBs) are on record for the 2022 Harley-Davidson RH1250S. 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.

• 11037861Sep 17, 2026Engine, Other or unknown, Electrical system, Fuel system, Transmission and…. SERVICE BULLETIN M1490 (V 26.9.4): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). New Software Update. NOTE: The TECHLINK 3 (PART NUMBER: HD-48650-TL3) supports Controller Area Network (CAN) and J-1850 protocol vehicles.
• 11035941Jul 25, 2026Engine, Wheels, Vehicle speed control, Electrical system, Transmission and…. SERVICE BULLETIN M1490 (V 26.8.3): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version Version 26.8.3, Release Date: Week of July 24, 2026. NOTE: Software version (26.4.3) will need to be manually installed only if current software…
• 11034748Jun 11, 2026Exterior lighting, Electrical system, Engine, Fuel system. SERVICE BULLETIN M1490 (V 26.7.3): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.7.3. Release Date:• Week of June 11, 2026. NOTE Software version (26.4.3) will need to be manually installed only if current software version…
• 11032452Apr 24, 2026Vehicle speed control, Transmission and drivetrain, Fuel system, Engine…. SERVICE BULLETIN M1490 (V 26.6.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.6.2. Release Date: Week of April 22, 2026. NOTE: Software version (26.4.3) will need to be manually installed only if current software version…
• 11031147Mar 31, 2026Electrical system, Vehicle speed control, Other or unknown, Engine, Fuel system. SERVICE BULLETIN M1490 (V 26.5.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.5.2 Release Date: Week of March 30, 2026. NOTE Software version (26.4.3) will need to be manually installed only if current software version of…
• 11031167Mar 14, 2026Other or unknown, Engine. SERVICE BULLETIN M1679: AFTERMARKET EXHAUST HEADER DEBRIS. PURPOSE: Initial release. This bulletin informs dealers that Harley-Davidson has identified instances of premature engine failure due to abrasive particle wear, specifically from debris inside new aftermarket exhaust headers.
• 11029728Feb 25, 2026Electrical system, Other or unknown. SERVICE BULLETIN M1713 (REV C): DTII UPDATE PROCEDURE FOR SOFTWARE VERSION (26.4.3). PURPOSE: Revision C. This bulletin informs dealers that an issue was discovered in the Digital Technician II (DT II) software version (26.0.2), released on November 18, 2025. The issue prevents automatic software updates to be installed on your DT II computer.
• 11029727Feb 25, 2026Electrical system, Other or unknown. SERVICE BULLETIN M1490 (V 26.4.3): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.4.3 Release Date: Week of February 25, 2026. NOTE: Software version (26.4.3) will need to be manually installed only if current software…
• 11028618Jan 28, 2026Electrical system, Transmission and drivetrain, Other or unknown, Engine, Fuel…. SERVICE BULLETIN M1713 (REV B): DTII UPDATE PROCEDURE FOR SOFTWARE VERSION (26.3.2). PURPOSE: Revision B. This bulletin informs dealers that an issue was discovered in the Digital Technician II (DT II) software version (26.0.2), released on November 18, 2025. The issue prevents automatic software updates to be installed on your DT II computer.
• 11028615Jan 28, 2026Fuel system, Electrical system, Vehicle speed control, Other or unknown, Engine. SERVICE BULLETIN M1490 (V 26.3.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.3.2. Release Date: Week of January 28, 2026. NOTE Software version (26.3.2) will need to be manually installed only if current software version…
• 11027551Dec 18, 2025Electrical system. SERVICE BULLETIN M1713: DTII UPDATE PROCEDURE FOR SOFTWARE VERSION (26.1.5). PURPOSE: Initial Release. This bulletin informs dealers that an issue was discovered in the Digital Technician II (DT II) software version (26.0.2), released on November 18, 2025. The issue prevents automatic software updates to be installed on your DT II computer. A manual installation of the latest DT II software version (26.1.5) will…
• 11027538Dec 18, 2025Other or unknown, Electrical system, Wheels. SERVICE BULLETIN M1490 (V 26.1.5): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). New Software Update Version 26.1.5. Release Date: Week of December 15, 2025. NOTE: Software version (26.1.5) will need to be manually installed. Refer to…
• 11026163Nov 18, 2025Other or unknown, Electrical system. SERVICE BULLETIN M1490 (V 26.0.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). New Software Update Version 26.0.2. Release Date: Week of November 18, 2025. New Features, Changes. 2026 Vehicles, 2025 Softail and LiveWire S2DM/MH/AP EV3.
• 11026189Nov 6, 2025Fuel system, Engine, Other or unknown, Transmission and drivetrain. SERVICE BULLETIN M1692: REVOLUTION MAX OIL SYSTEM SCAVENGE SCREEN. PURPOSE: Initial Release. This bulletin informs dealers that all 2026 Revolution® Max Powertains will come equipped with oil scavenge screens installed in the clutch and water pump cavities of the oil system. Oil scavenge screens prevent debris from entering the oil pump, potentially causing damage that would require additional inspection and repair…
• 11025169Oct 31, 2025Wheels. WARRANTY BULLETIN W146 (REV C): TIRE TREAD DEPTH GUIDE-UPDATE. PURPOSE: [Revision C. Updated: Tire Tread Depth Guide. Add tire part numbers 43100063, 43200035,43100029A, 43100033A and 43200045A.] To provide tire tread depth specifications for the dealership network to consult when filling warranty claims on used tires. Please see the Warranty Manual of your region for tire policy guidelines.
• 11023967Sep 6, 2025Electrical system, Other or unknown. SERVICE BULLETIN M1490 (V 25.8.9): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). New Software Update Version 25.8.9 Release Date: Week of September 2, 2025. Changes: LiveWire 2024 S2MH: Removal of incorrect Electro Hydraulic Control…
• 11022968Aug 26, 2025Other or unknown, Electrical system. SERVICE BULLETIN M1490 (V 25.8.7): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). New Software Update Version 25.6.4, Release Date: Week of August 19, 2025. Includes New Features and Changes for the Models & Model Years listed.
• 11022969Aug 16, 2025Other or unknown, Electrical system. SERVICE BULLETIN M1684: MARKET SPECIFIC BATTERY INTRODUCTION. PURPOSE: Initial Release. This bulletin informs dealers of the availability of new batteries for new Original Equipment (OE) vehicle production and in the Parts and Accessories (P&A) catalog. Availability of the new Absorbed Glass Mat (AGM) batteries will vary by market and will be transitioning over the next few months. NOTE: The ring terminal screws…
• 11020176Jun 13, 2025Fuel system, Engine. SERVICE BULLETIN M1674: REDESIGNED FUEL PUMP FOR SPORTSTER S AND PAN AMERICA. Purpose: Initial Release. To inform dealers that a new redesigned Fuel Pump Module is available for the Sportster S and Pan America vehicles. The new Fuel Pump Module (Part No. 61200062A) has a larger fuel filter with new media and a slightly different housing to allow for assembly. This new Fuel Pump Module is retrofittable to all older…
• 11018144Apr 18, 2025Other or unknown, Electrical system. SERVICE BULLETIN M1555 (REV H): BATTERY WARRANTY GUIDELINES. PURPOSE: This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty. REV H. Update section headers: AGM and Lithium-Iron Phosphate Batteries. Add graphics and callouts. Updated: Information on Battery.
• 11016842Mar 29, 2025Other or unknown, Engine. GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1165 (REV A): H-D SYN3 SAE 15W50 / SAE 50 AVAILABILITY. PURPOSE: Revision (A) * Updated: Summary, Update table. This bulletin informs of the availability of the SYN3 New Improved Formula, a dual weight SAE 15W50 / SAE 50 Motorcycle Oil. The new formula transitions into inventory as the old SYN3 20W50 product inventory is depleted. Availability varies by SKU and…
• 11015434Mar 1, 2025Other or unknown, Electrical system. SERVICE BULLETIN M1555 (REV G): BATTERY WARRANTY GUIDELINES. PURPOSE: [Revision G: Updated: Information on Battery. Update section headers: AGM and Lithium-Ion Batteries.] This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty.
• 11015450Feb 11, 2025Engine, Other or unknown, Transmission and drivetrain. GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1165: H-D SYN3 SAE 15W50 / SAE 50 AVAILABILITY. PURPOSE: This bulletin informs of the availability of the SYN3 New Improved Formula, a dual weight SAE 15W50 / SAE 50 Motorcycle Oil. The new formula transitions into inventory as the old SYN3 20W50 product inventory is depleted. Availability varies by SKU and region. The original SYN3 20W50 will be obsoleted when…
• 11010218Oct 26, 2024Other or unknown, Electrical system. SERVICE BULLETIN M1663: REVOLUTION MAX INSTRUMENT MODULE SOFTWARE UPDATE. PURPOSE: This bulletin informs the dealers that there is a new Instrument Module (IM) software (LM7_51456370_20240322) and (LM4_51456370_20240325). Refer to: Infotainment Support Resources page on Service Information Portal (SIP).
• 11010221Oct 11, 2024Wheels, Other or unknown. WARRANTY BULLETIN W146 (REV B): TIRE TREAD DEPTH GUIDE-UPDATE. PURPOSE: [Revision B. Updated: Tire Tread Depth Guide. Add tire part numbers 43200063 and 43200038A.] To provide tire tread depth specifications for the dealership network to consult when filling warranty claims on used tires. Please see the Warranty Manual of your region for tire policy guidelines. Updated: Tire Tread Guide. Add tire part number…
• 11010215Oct 9, 2024Electrical system, Other or unknown. SERVICE BULLETIN M1555 (REV F): BATTERY WARRANTY GUIDELINES. PURPOSE: [Revision F. Added: Added video link for the DCA-8000 Battery Tester. Added: Supplemental Procedure Video.] This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty.
• 11008736Sep 12, 2024Electrical system, Other or unknown. SERVICE BULLETIN M1555 (REV E): BATTERY WARRANTY GUIDELINES. PURPOSE: Revision E. Added: Added procedures for the DCA-8000 E Battery Tester.* Updated: All sections. This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty.
• 11008738Sep 6, 2024Engine, Transmission and drivetrain, Vehicle speed control, Other or unknown. SERVICE BULLETIN M1655: REVOLUTION MAX CLUTCH CABLE FREE PLAY SPECIFICATION. PURPOSE: This bulletin informs dealers that the clutch cable free play specification has been updated on all Revolution® Max vehicles. Original specification: Dimension: 0.039–0.079 in (1–2 mm). Free play has now been changed to: Dimension: 0.079–0.118 in (2–3 mm). All online electronic service manuals and future publications will reflect…
• 11007544Aug 8, 2024Other or unknown, Electrical system. SERVICE BULLETIN M1490 (V 24.8.8): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 24.8.8. Release Date: Week of August 5, 2024. New Features for Harley-Davidson vehicles: Advanced Module Replace for 2021 and later Revolution Max; 2023 and…
• 11007550Aug 7, 2024Engine, Other or unknown, Electrical system, Transmission and drivetrain. SERVICE BULLETIN M1654: DTII MODULE REPLACE MENU CHANGE. PURPOSE: This bulletin informs dealer technicians that there is a new menu item in Digital Technician II (DT II). DT II now has a stand alone Module Replace menu inside of Vehicle Setup. This will allow you to program the factory settings, for the connected vehicle, to the Electronic Control Module (ECM), Body Control Module (BCM) and Infotainment Control…
• 11001293May 1, 2024Electrical system, Other or unknown. SERVICE BULLETIN M1490 (V 24.6.4): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 24.6.4. Release Date: Week of May 1, 2024. New Features for LiveWire S2DM and S2MH, 2024 Revolution® Max, and 2024 Touring.
• 10251384Feb 20, 2024Engine cooling, Transmission and drivetrain. SERVICE BULLETIN M1631: REVOLUTION MAX OIL CHECK PROCEDURE UPDATE. PURPOSE: To inform dealers of a new procedure for checking oil levels on Revolution® Max powered vehicles. The procedure has been updated to account for potential concerns of a low oil fill condition when set on the side stand. This condition could be caused by having varying degree lean angles of the vehicles in the Revolution® Max family while…
• 10249804Jan 24, 2024Transmission and drivetrain, Electrical system, Other or unknown, Engine cooling. SERVICE BULLETIN M1608: REVOLUTION MAX VVT SERVICE KIT. PURPOSE: This bulletin informs dealers that an improved Variable Valve Timing (VVT) harness connector and terminals are going to be used on 2024 Revolution® Max powered vehicles. The old connector and terminals used on 2021-2023 Revolution® Max powered vehicles will no longer be supported. Various kits have been created to support dealers in the change over…
• 10249805Jan 18, 2024Electrical system, Other or unknown, Engine cooling, Transmission and drivetrain. SERVICE BULLETIN M1615: 2024 REVOLUTION MAX CHARGING SYSTEM CHANGES. PURPOSE: This bulletin informs dealers of updates made to the charging system on 2024 Revolution® Max powered vehicles. For 2024, the charging system has been updated to improve electrical output at idle and low Revolutions Per Minute (rpm). Maximum output has remained the same.
• 10248399Dec 18, 2023Electrical system. SERVICE BULLETIN M1619: DIAGNOSTIC TROUBLE CODE (DTC) U04438F AND U04318F. Purpose: This bulletin informs dealers that the current software version for the Left Hand Control Module (LHCM) and Right Hand Control Module (RHCM) have Diagnostic Trouble Codes (DTCs) U04438F (reported by the LHCM) and U04318F (reported by the RHCM), that are being set-off intermittently, shortly after a starting event and then seen as…
• 10248396Dec 14, 2023Vehicle speed control, Electrical system. SERVICE BULLETIN M1590: REVOLUTION MAX CRUISE CONTROL SWITCH REPLACEMENT. Purpose: Revision. This bulletin informs dealers that Harley-Davidson has a new part available to allow replacement of the Cruise Control Switch on Revolution® Max powered vehicles. Replacing the entire Left Hand Control Module (LHCM) is no longer required due to a broken cruise control switch. Revision: Updated Required Dealer Action, Add…
• 10238845Jun 26, 2023Vehicle speed control, Equipment. SERVICE BULLETIN M1590: REVOLUTION MAX CRUISE CONTROL SWITCH REPLACEMENT. Purpose: This bulletin informs dealers that Harley-Davidson has a new part available to allow replacement of the Cruise Control Switch on Revolution® Max powered vehicles. Replacing the entire Left Hand Control Module (LHCM) is no longer required due to a broken cruise control switch.
• 10233721Mar 3, 2023Electrical system. SERVICE BULLETIN M1573: REVOLUTION MAX TROUBLESHOOTING TIPS. PURPOSE: Revision. Added Pan America information, Required Dealer Action, and Credit Procedure. This bulletin informs dealers that Harley-Davidson has specific areas of interest while troubleshooting on the Revolution® Max platform. These areas of interest should be used in conjunction with the Service Manual and Electric Diagnostic Manual while…
• 10232450Feb 14, 2023Electrical system, Equipment. SERVICE BULLETIN M1579 (REV B): REVOLUTION MAX BCM AND ECM UPDATE. PURPOSE: REVISION. This bulletin informs dealers that a BCM and Electronic Control Module (ECM) update is available on Digital Technician II (DT II). Revision: Updated Body Control Module (BCM) part numbers. Updated Part Numbers Affected.
• 10232448Feb 14, 2023Equipment, Electrical system. SERVICE BULLETIN M1578: REVOLUTION MAX FOB TROUBLESHOOTING. PURPOSE: To provide dealers with a list of items to check for when troubleshooting an inoperative security FOB for Revolution® Max applications.
• 10231506Jan 24, 2023Equipment, Electrical system. SERVICE BULLETIN M1579: REVOLUTION MAX BCM AND ECM UPDATE. PURPOSE: This bulletin informs dealers that a Body Control Module (BCM) and Electronic Control Module (ECM) update is available on Digital Technician II (DT II). The BCM update addresses potential nuisance Diagnostic Trouble Codes (DTCs) and ride mode faults, most commonly found after a low voltage crank event or cold temperature start attempt.
• 10231502Jan 18, 2023Equipment, Electrical system. SERVICE BULLETIN M1573: REVOLUTION MAX TROUBLESHOOTING TIPS. PURPOSE: Revision. Updated Motorcycles Affected and Required Dealer Action. This bulletin informs dealers that Harley-Davidson has specific areas of interest while troubleshooting on the Revolution® Max platform. These areas of interest should be used in conjunction with the Service Manual and Electric Diagnostic Manual while troubleshooting.
• 10231501Jan 18, 2023Engine cooling, Transmission and drivetrain. SERVICE BULLETIN M1571: REVOLUTION MAX CLUTCH PART AND SERVICE PROCEDURE CHANGE. PURPOSE: Revision. Updated Motorcycles Affected. This bulletin informs dealers that Harley-Davidson Revolution®Max clutches will be serviced by a clutch disc kit and not with individual plates. A new clutch disc service kit (Part No. 37000383) will be provided for making clutch repairs on all Revolution® Max powered vehicles moving…
• 10231508Jan 6, 2023Transmission and drivetrain, Equipment, Engine cooling, Fuel system. GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1132: 2022 SCREAMIN' EAGLE REVOLUTION MAX EO APPROVALS - CARB. PURPOSE: To inform California Harley-Davidson dealerships that select Screamin' Eagle accessories have been granted Executive Order (EO) approval by California Air Resources Board (CARB) for use on select 2022 Revolution® Max powered vehicles. Markets Affected: California only.
• 10228752Dec 21, 2022Equipment, Electrical system. SERVICE BULLETIN M1573: REVOLUTION MAX TROUBLESHOOTING TIPS. PURPOSE: This bulletin informs dealers that Harley-Davidson has specific areas of interest while troubleshooting on the Revolution® Max platform. These areas of interest should be used in conjunction with the Service Manual and Electric Diagnostic Manual while troubleshooting. This information should be used as an aid to current troubleshooting steps and…
• 10228748Dec 21, 2022Transmission and drivetrain, Engine cooling. SERVICE BULLETIN M1571: REVOLUTION MAX CLUTCH PART AND SERVICE PROCEDURE CHANGE. PURPOSE: This bulletin informs dealers that Harley-Davidson Revolution® Max clutches will be serviced by a clutch disc kit and not with individual plates. A new clutch disc service kit (Part No. 37000383) will be provided for making clutch repairs on all Revolution® Max powered vehicles moving forward. The procedure of replacing…
• 10228745Dec 12, 2022Engine cooling, Equipment. SERVICE BULLETIN M1553: REVOLUTION MAX SPECIAL TOOL HD-53023 UPDATE. PURPOSE: To inform dealers that Harley-Davidson has updated the Camshaft Chain Retraction tool for all Revolution® Max powertrains. The original tool (Part No. HD-53023) was made with a wire gauge too large to fit into the camshaft chain tensioner access hole without modification. A new Camshaft Chain Retraction tool (Part No. HD-53023-A) will be…
• 10227219Nov 18, 2022Engine cooling, Transmission and drivetrain. SERVICE BULLETIN M1546: REVOLUTION MAX JIFFY STAND HARDWARE TORQUE CHANGE. PURPOSE: This bulletin informs dealers that a change has been made to the hardware installation procedure for screws securing the jiffy stand on vehicles powered by the Revolution® Max engine. See Figure 1 through Figure 4. When installing all jiffy stand screws, use LOCTITE 243 MEDIUM STRENGTH THREADLOCKER AND SEALANT (BLUE) (99642-97) and…
• 10227224Nov 11, 2022Equipment, Electrical system. SERVICE BULLETIN M1569: PAN AMERICA AND SPORTSTER S INSTRUMENT MODULE UPDATE. PURPOSE: This bulletin informs dealers that Harley-Davidson has identified an Instrument Module (IM) software concern on 2021 and 2022 Pan America and Sportster S models. There are two concerns that are being addressed with a software update to the IM. The IM temporarily loses display and "VIN Error" message is displayed. NOTE: This…
• 10219042Aug 10, 2022Engine cooling, Other or unknown, Transmission and drivetrain, Electrical system. SERVICE BULLETIN M1560: REVOLUTION MAX STARTER CLUTCH GEAR UPDATE. PURPOSE: This bulletin informs dealers that Harley-Davidson wants to make aware of changes to the Revolution Max Starter Clutch Gear and aid in properly diagnosing the condition making replacement necessary.

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