2004 Skidoo Tundra Skandic Series Service Manual, Page 68Get this manual

2004 Skidoo Tundra Skandic Series Service Manual, Page 68

Section 03 TROUBLESHOOTING Subsection 02 (ENGINE)
SYMPTOM CONDITION TestInspection

PISTON RING AND CYLINDER SURFACES ARE SCRATCHEDNORMAL USE1Check oil qualityaPoor quality oilUse BOMBARDIER injection oil2Check injection pump and its hosesaInadequate injection pump adjustment andor defective hosesAdjust pump according to specifications (refer to ENGINE) andor replace hoses
SYMPTOM CONDITION TestInspection