278003012 Starter Solenoid for Sea-Doo GTX LTD HO 1503 2019

Starter Solenoid for Sea-Doo

This starter solenoid for Sea-Doo switches battery power to the starter motor on 1503-equipped watercraft, cross-referencing OEM 278003012.

Overview

This starter solenoid for Sea-Doo is a replacement relay that closes the starter circuit when the start button is pressed. It is built for the current demands of the 1503 engine and keeps starting crisp on the water. Riders with a 2019 GTX LTD HO 1503 use it to replace a worn or failed solenoid.

Built For Performance

• Heavy-duty copper contacts sized for high starter current
• Sealed housing resists splash, moisture, and saltwater exposure
• Direct replacement for OEM 278003012
• Solid terminal posts for tight battery and starter cable fit
• Compact footprint matches the factory mounting point
• Cycled for consistent engagement on repeated starts

Fits These Machines

• for Sea-Doo GTX LTD HO 1503, 2019

On-The-Job Use

• Replacing a solenoid that clicks without cranking the engine
• Bringing back dependable push-button starting
• Electrical maintenance on a 2019 GTX LTD HO 1503

Specs At A Glance

Good To Know

Q: Will this fit without modification? A: It is built to OEM 278003012 dimensions and terminal layout for a direct swap. Check your serial number and connector style before ordering.

Q: Can a weak battery mimic a bad solenoid? A: Yes, low voltage can cause the same clicking symptom. Load-test the battery first, then replace the solenoid if voltage checks out.

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