420664049 Camshaft Position Sensor for Sea-Doo Challenger SE 430 1503 2008-2011

Camshaft Position Sensor for Sea-Doo

This camshaft position sensor for Sea-Doo replaces OEM part 420664049, delivering accurate cam timing signals to the engine management system.

Overview

This camshaft position sensor is a direct replacement component built for Sea-Doo 1503 engine applications, including the Challenger SE 430. The sensor reads camshaft rotation and sends precise timing data to the ECU so fuel delivery and ignition stay synchronized. It is aimed at owners and mechanics servicing 2008 to 2011 Challenger SE 430 watercraft.

Built For Performance

• Direct-fit replacement for OEM part number 420664049
• Accurate camshaft position signal for proper ignition timing
• Sealed housing resists moisture and vibration in marine conditions
• Plug-and-play connector matches the factory harness
• Stable output across the full engine RPM range

Fits These Machines

• for Sea-Doo Challenger SE 430 1503, 2008-2011

On-The-Job Use

• Restoring cam signal on a rough-running or no-start 1503 engine
• Routine sensor replacement during engine diagnostics
• Rebuilds where the original cam sensor is worn or damaged
• Marine service shops handling Sea-Doo 4-TEC platforms

Specs At A Glance

Good To Know

Q: Does this sensor require programming after installation? A: No, this camshaft position sensor is a plug-and-play replacement that works with the factory ECU once installed. Confirm the connector and mounting match your engine before ordering.

Q: What symptoms point to a failing camshaft position sensor? A: Common signs include hard starting, misfires, rough idle, and stored cam correlation codes. Replacing a faulty sensor can restore proper timing and drivability.

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