Engine Lubrication: Service Precautions
LUBRICATION SYSTEM-REFILLAfter (extensive) engine service procedures the oiling system must be refilled before engine start-up as follows;
Connect a manual pump filled with recommended oil to the oil sensor support on the crankcase, to pressurize the oil circuit Pump oil until it leaks out of the top camshaft journals.
WARNING: This operation is of FUNDAMENTAL Importance to avoid damage to the engine, and particularly the turbocharger, at the first start.