420664049 Camshaft Position Sensor for Sea-Doo GTI LTD 155 1503 2011-2017

Camshaft Position Sensor for Sea-Doo GTI LTD 155 1503

This camshaft position sensor for Sea-Doo GTI LTD 155 1503 models (OEM cross-reference 420664049) reads camshaft rotation and delivers timing signals to the engine management system for correct fuel and ignition timing.

Overview

This camshaft position sensor for Sea-Doo fits 1503 engine models from 2011 to 2017. It sends the camshaft timing signal the ECM relies on for correct injection and spark sequencing. Ideal for owners servicing their own GTI LTD 155, this camshaft position sensor brings back dependable starting and smooth throttle response.

Built For Performance

• Direct-fit replacement for OEM part 420664049
• Sealed connector resists moisture and spray in marine use
• Solid-state hall-effect design for stable signal output
• Heat-tolerant housing suited to enclosed engine compartments
• Plug-and-play installation with factory connectors

Fits These Machines

• for Sea-Doo GTI LTD 155 1503, 2011-2017

On-The-Job Use

• Replacing a failed sensor that causes hard starting or misfires
• Routine ignition system diagnostics on 1503 engines
• Restoring timing signal after fault codes appear
• Seasonal maintenance before launching the watercraft

Specs At A Glance

Good To Know

Q: How do I know the camshaft position sensor needs replacing? A: Common signs include hard starting, misfires, rough idle, or a stored fault code for camshaft signal loss. Testing signal output at the connector confirms whether the sensor or wiring is at fault.

Q: Does this sensor require programming after installation? A: No, this camshaft position sensor is a plug-and-play replacement and does not need calibration. Clear any stored fault codes after installation and verify the engine runs cleanly.

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