2006 Bombardier Outlander Max Series Factory Service Manual, Page 67Get this manual
Section 02 TROUBLESHOOTING Subsection 02 (TROUBLESHOOTING CHART)
SYMPTOM CONDITION TestInspection
ENGINE SUDDENLY TURNS OFFNORMAL USE7Check piston rings and cylinder surface for groovesaPoor oil qualityUse high quality oilbContamination through engine intake Replace defective part(s) and use new air filter8Check crankshaft, rocker arms movementaOil pump failure due to lack of oilRepair and replace defective parts and use high quality oilbOil contamination due to clogged oil filteroil strainerReplace oil and oil filter at the same time, replace defective part(s) (refer to MAINTENANCE CHART and LUBRICATION SYSTEM)