Narrative:

At takeoff, smelled oil/smoke and had an avionics warning as soon as aircraft became airborne. We asked to return to airport and landed normally. The warning disappeared immediately after it occurred. Upon landing, the warning came on again and ceased immediately. No smoke was observed and we taxied to the gate normally.

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Original NASA ASRS Text

Title: AN ACR WDB RETURNED TO LAND BECAUSE OF AN AVIONICS WARNING AND SMOKE.

Narrative: AT TKOF, SMELLED OIL/SMOKE AND HAD AN AVIONICS WARNING AS SOON AS ACFT BECAME AIRBORNE. WE ASKED TO RETURN TO ARPT AND LANDED NORMALLY. THE WARNING DISAPPEARED IMMEDIATELY AFTER IT OCCURRED. UPON LNDG, THE WARNING CAME ON AGAIN AND CEASED IMMEDIATELY. NO SMOKE WAS OBSERVED AND WE TAXIED TO THE GATE NORMALLY.

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.