420664049 Camshaft Position Sensor for Sea-Doo GTR X HO 1503 2019

Camshaft Position Sensor for Sea-Doo

This camshaft position sensor, reference 420664049, tells the engine management system exactly where the camshaft is so fuel injection and ignition timing stay correct.

Overview

This camshaft position sensor for Sea-Doo is a direct-fit replacement for the original unit used on 1503 engine applications. The camshaft position sensor 420664049 monitors camshaft rotation and sends that signal to the ECU so the engine fires at the right moment. It suits riders replacing a failed or intermittent sensor on a Sea-Doo GTR X HO 1503 personal watercraft.

Built For Performance

• Direct replacement for OEM reference 420664049
• Sealed connector body resists moisture and spray in the engine bay
• Solid-state sensing element with no moving parts to wear out
• Plug-and-play wiring connection using the factory harness plug
• Heat-tolerant housing suited to continuous marine engine operation

Fits These Machines

• for Sea-Doo GTR X HO 1503 (2019)

On-The-Job Use

• Replacing a sensor that has triggered a camshaft position fault code
• Restoring correct ignition and injection timing after a no-start or rough-run condition
• Routine maintenance on high-hour 1503 engines
• Diagnostic troubleshooting of intermittent stalling or hard starting

Specs At A Glance

Good To Know

Q: Will this sensor need programming after installation? A: No, a camshaft position sensor of this type is a plug-and-play part and does not require ECU flashing or calibration. Simply install it, clear any stored fault codes, and verify the engine runs correctly.

Q: How can I tell if my camshaft position sensor has failed? A: Common signs include a check engine light, hard starting, stalling, or a stored camshaft position code. A shop scan tool can confirm the sensor is the cause before you replace it.

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