278003012 Starter Solenoid for Sea-Doo GTI STD Rental 1503 2019

Starter Solenoid for Sea-Doo

This starter solenoid is a direct-fit electrical relay for Sea-Doo personal watercraft, working with the OEM cross-reference 278003012 to engage the starter motor when the ignition is turned.

Overview

This starter solenoid replaces the worn relay that handles high-current switching between the battery and starter motor on Sea-Doo 1503-powered watercraft. Built to handle the electrical load of the GTI STD Rental, this starter solenoid restores reliable engine cranking when the original unit fails or clicks without engaging. Riders and mechanics servicing 2019 Sea-Doo models will find this starter solenoid an ideal drop-in replacement for the OEM 278003012.

Built For Performance

• Direct replacement for OEM part number 278003012
• High-current contact points for dependable starter engagement
• Sealed housing resists moisture and corrosion in marine environments
• Sturdy terminal posts accept standard ring connectors
• Compact body matches factory mounting points
• Handles the electrical demand of the 1503 engine platform

Fits These Machines

• for Sea-Doo GTI STD Rental 1503 (2019)

On-The-Job Use

• Restoring engine cranking on 1503-powered Sea-Doo watercraft
• Routine electrical maintenance and troubleshooting
• Replacing a failed solenoid that clicks but will not crank the engine
• Seasonal pre-ride inspection and repair

Specs At A Glance

Good To Know

Q: How do I know the solenoid is the problem and not the starter? A: A single loud click from the electrical box when the start button is pressed, with no cranking, often points to a failed solenoid. Testing voltage at the starter terminal during cranking helps confirm the diagnosis.

Q: Can I install this solenoid myself? A: Yes, it mounts in the electrical box with standard hand tools and connects using the existing wiring. Disconnect the battery first and match wire positions to your original unit.

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