Narrative:

Departing teb runway 24 teb 5 departure at XA22. During level off at 1500 ft initial altitude an attempt to engage autoplt resulted in an inadvertent high level off at 1800 ft. ATC brought it to our attention and altitude was corrected immediately.

Google
 

Original NASA ASRS Text

Title: A C560 DEPARTING ON TEB 5 WHILE ATTEMPTING AN AUTOPLT ENGAGEMENT LEVELED AT 1800 FT THEN CORRECTED BACK TO 1500 FT.

Narrative: DEPARTING TEB RWY 24 TEB 5 DEP AT XA22. DURING LEVEL OFF AT 1500 FT INITIAL ALTITUDE AN ATTEMPT TO ENGAGE AUTOPLT RESULTED IN AN INADVERTENT HIGH LEVEL OFF AT 1800 FT. ATC BROUGHT IT TO OUR ATTENTION AND ALT WAS CORRECTED IMMEDIATELY.

Data retrieved from NASA's ASRS site as of January 2009 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.