2004 Ski-Doo Elite Factory Service Manual, Page 210Get this manual
Section 05 ENGINE MANAGEMENT Subsection 02 (COMPONENT INSPECTION AND ADJUSTMENT)
OIL PRESSURE SENSOR (OPS)
If the values are correct, check the continuity of the wiring harnessDisconnect the ECM ECU connector from the ECM ECU and check continuity of circuit 6R1503motr195A
R1503motr330A
Oil Pressure Test
First, carefully check the condition of the connector terminalsClean to remove dirt and corrosion that coud affect proper operation of the sensorIMPORTANT: Do not apply grease on terminalTo check the function of the oil pressure sensor, an, oil pressure test has to be performedRefer to OIL PRESSURE TEST in LUBRICATION SYSTEM sectionIf the engine oil pressure is out of specifications, check the points described in troubleshooting sectionIf the engine oil pressure is good, check the resistance of the OPS while engine is off and while engine is running