Narrative:

Aborted takeoff at approximately 120 KTS. V1 was 148 KTS. At near 110 KTS, red airspeed flag and the airspeed indicator read 400 KTS. Abort was uneventful and rejected takeoff worked as advertised. Returned to blocks after consulting maintenance controller. Debrief was conducted with flight attendant and first officer.

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Original NASA ASRS Text

Title: B737-300 CAPT HAD A HIGH SPD ABORTED TKOF BECAUSE OF AN ERRONEOUS READING INDICATED ON THE AIRSPD INDICATION.

Narrative: ABORTED TKOF AT APPROX 120 KTS. V1 WAS 148 KTS. AT NEAR 110 KTS, RED AIRSPD FLAG AND THE AIRSPD INDICATOR READ 400 KTS. ABORT WAS UNEVENTFUL AND REJECTED TKOF WORKED AS ADVERTISED. RETURNED TO BLOCKS AFTER CONSULTING MAINT CTLR. DEBRIEF WAS CONDUCTED WITH FLT ATTENDANT AND FO.

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.