Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 211Get this manual
OIL INJECTION
Priming the Oil Pump
Priming the oil pump (filling pump and hoses) is required on new or rebuild engines and any time maintenance is performed on the oiling systemThere are three methods for priming the oil pump:
METHOD SHIFT SWITCH ACTIVATION PRIME
This method does three things: aFills the oil pump, oil supply hose feeding pump and oil hoses going to the crankcase and air compressorbActivates break-in oil ratiocInitiates new 120 minute engine break-in cycleRefer to priming procedure following
METHOD (DDT) DIGITAL DIAGNOSTIC TERMINAL RESET BREAK-IN