Narrative:

Status message trailing edge flap asymmetry and trailing edge light illuminated in cruise. Crew slowed aircraft and descended to FL330. Discussed situation with dispatcher and company maintenance control. Elected to divert to msp because of freezing rain at original destination, dtw. Declared emergency, briefed crew and passenger. Performed cockpit operating manual procedure and landed runway 30L msp without incident. Transmitting unit associated with flap warning indicating system had been replaced that morning and apparently was faulty.

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Original NASA ASRS Text

Title: FLC OF B757 HAS TRAILING EDGE FLAP ASYMMETRY INDICATED ON STATUS MESSAGE. CREW SLOWED THE ACFT, DSNDED, CONFERRED WITH MAINT AND ELECTED TO DIVERT.

Narrative: STATUS MESSAGE TRAILING EDGE FLAP ASYMMETRY AND TRAILING EDGE LIGHT ILLUMINATED IN CRUISE. CREW SLOWED ACFT AND DSNDED TO FL330. DISCUSSED SIT WITH DISPATCHER AND COMPANY MAINT CTL. ELECTED TO DIVERT TO MSP BECAUSE OF FREEZING RAIN AT ORIGINAL DEST, DTW. DECLARED EMER, BRIEFED CREW AND PAX. PERFORMED COCKPIT OPERATING MANUAL PROC AND LANDED RWY 30L MSP WITHOUT INCIDENT. XMITTING UNIT ASSOCIATED WITH FLAP WARNING INDICATING SYS HAD BEEN REPLACED THAT MORNING AND APPARENTLY WAS FAULTY.

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.