6M6-85540-01-00 Ignition Module for Yamaha SuperJet 650 1990-1993

Ignition Module for Yamaha SuperJet 650

This ignition module for Yamaha SuperJet 650 personal watercraft replaces the factory CDI unit, cross-referencing OEM part 6M6-85540-01-00, to restore consistent spark timing on 1990-1993 models.

Overview

This ignition module for Yamaha SuperJet 650 is a direct-fit CDI replacement built to keep 1990-1993 models running cleanly. The ignition module for Yamaha SuperJet 650 controls spark timing across the rev range so the engine starts reliably and pulls hard through the powerband.

Built For Performance

• Cross-references OEM part 6M6-85540-01-00
• Sealed housing resists water intrusion in wet PWC environments
• Plug-in connector matches the factory harness for straightforward installation
• Designed for 1990-1993 Yamaha SuperJet 650 applications
• Solid-state circuitry for stable spark delivery

Fits These Machines

• for Yamaha SuperJet 650 1990
• for Yamaha SuperJet 650 1991
• for Yamaha SuperJet 650 1992
• for Yamaha SuperJet 650 1993

On-The-Job Use

• Replacing a failed or intermittent factory CDI unit
• Restoring reliable starting on older SuperJet 650 hulls
• Maintaining consistent spark on the water
• Routine electrical refresh during engine service

Specs At A Glance

Good To Know

Q: How do I know if my ignition module needs replacement? A: Common signs include no spark, weak or intermittent spark, and an engine that cuts out at speed. Testing the stator and coil first helps confirm the CDI is the fault.

Q: Does this module require any modification to install? A: It is designed to connect with the factory wiring harness and mount points on the listed models. Confirming your original part number matches 6M6-85540-01-00 is recommended.

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