If the MFD has a message that says "DAU Not Configured for Aircraft Type" or something to that effect. Have shop check the Aircraft Type Designator / Strapping wire per the Piper Maintenance Manual. This is nothing more than a ground wire that configures the aircraft type. For Example Piper Seminole DAU Connector ...
Percent Power on a Piper Aircraft Flying the aircraft a little rich may not show percent power. The DAU must have good signals from the following: MAP RPM FUEL FLOW OAT PRESSURE ALTITUDE You can verify all but the Pressure Altitude by just insuring you Have them displayed on the MFD Engine Page. T...
Piper PA46-350: "TIME","LAT","LON","PALT","TIT","C1","C2","C3","C4","C5","C6","OILT","OILP","R PM","OAT","MAP","FF","USED","AMP1","AMP2","AMPB","VOLTS","FQL","FQR","VAC","WO W PA46-500TP does not use EMax (Engine Data), shops access the engine data via the DB9 connection, as the engine data is in the Aztec/Meggitt DA...