1B7-81940-00-00 Starter Solenoid for Yamaha SX 190 1900 2024-2025

Starter Solenoid for Yamaha SX 190 1900

This starter solenoid is a replacement electrical relay for Yamaha SX 190 1900 applications, referencing OEM part number 1B7-81940-00-00, and it manages the high-current switching needed to engage the starter motor.

Overview

This starter solenoid is a replacement component for the starting system on Yamaha SX 190 1900 watercraft. It delivers battery current to the starter motor when the start button is pressed, allowing the engine to crank. It suits owners replacing a worn or failed solenoid.

Built For Performance

• High-current relay contacts rated for starter motor load
• Direct replacement for OEM part 1B7-81940-00-00
• Sealed construction to resist water and moisture intrusion
• Corrosion-resistant terminals for dependable electrical contact
• Compact housing sized to match the original mounting point
• Simple terminal layout for easy wiring during installation

Fits These Machines

• for Yamaha SX 190 1900

On-The-Job Use

• Replacing a failed starter solenoid on a personal watercraft
• Restoring consistent engine cranking after solenoid wear
• Electrical maintenance on Yamaha SX 190 1900 models
• Troubleshooting no-crank starting issues traced to the solenoid

Specs At A Glance

Good To Know

Q: Does this starter solenoid fit my Yamaha SX 190 1900? A: It is listed for Yamaha SX 190 1900 applications and cross-references OEM part 1B7-81940-00-00. Verify your model and serial number before ordering to confirm fitment.

Q: How can I tell if my starter solenoid has failed? A: A single click without engine cranking, intermittent starting, or no response at the start button are common indicators. Checking voltage at the solenoid terminals helps confirm the diagnosis.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.