2004 Bombardier DS650/DS650 Baja/DS650 Baja X Shop Manual, Page 67Get this manual
Section 03 ENGINE Subsection 02 (TROUBLESHOOTING)
SYMPTOM CONDITION TestInspection
HIGH ENGINE OPERATING TEMPERATURENORMAL USE1Check if cooling system shows any failure (see COOLING SYSTEM)aSystem is leakingRepair andor replace damaged part(s)2Check function of lubrication system (see LUBRICATION)aLubrication is not working properlyRepair andor replace damaged part(s)3Check air leakage on engine intakeaLeaksRepair or replace4Check condition and heat range of spark plugaMelted spark plug tip or inadequate heat rangeReplace
SYMPTOM CONDITION TestInspection