Narrative:

Visually noticed oil coming out of the right engine nacelle at the oil fill location. Requested emergency landing at nearest airport, received vectors to teb, where we landed without incident. Inspection on ground showed the oil filler cap had become loose from the oil filler tube.

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Original NASA ASRS Text

Title: A PLT RIDING IN THE FRONT SEAT OF A C425 RPTS REQUESTING AN EMER LNDG AFTER OIL COMING OUT OF THE ENG NACELLE WAS NOTICED.

Narrative: VISUALLY NOTICED OIL COMING OUT OF THE R ENG NACELLE AT THE OIL FILL LOCATION. REQUESTED EMER LNDG AT NEAREST ARPT, RECEIVED VECTORS TO TEB, WHERE WE LANDED WITHOUT INCIDENT. INSPECTION ON GND SHOWED THE OIL FILLER CAP HAD BECOME LOOSE FROM THE OIL FILLER TUBE.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.