2004 Skidoo ZX Series Service Manual, Page 341Get this manual

Section 07 ENGINES MANAGEMENT (4-TEC) Subsection 01 (OVERVIEW)
The in-line fuel filter is fastened under the steering consoleIt comes as complete assembly
ELECTRONIC MANAGEMENT EMS (ENGINE MANAGEMENT SYSTEM)
The engine management system is controlled by the ECMA32I0MA

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TYPICAL 1ECM

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives