2004 Skidoo ZX Series Service Manual, Page 81Get this manual

Section 03 TROUBLESHOOTING Subsection 03 (TRANSMISSION AND BRAKE SYSTEM)
TRANSMISSION AND BRAKE SYSTEM
The following chart is provided to help diagnose the probable source of troublesIt should be used as guidelineSome causes or corrections may not apply to specific model
TRANSMISSION
SYMPTOM THE SNOWMOBILE ACCELERATES SLOWLY, ESPECIALLY FROM STANDING START
CONDITION

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