Monthly Archives: October 2011

Flow Sensor Calibrations: Why the Intoxilyzer 8000 Used for Florida DUI Breath Tests is Unreliable

Matthew Malhiot recently published an informative article discussing the Intoxilyzer┬« 8000: Flow Sensor Problems in Florida. The article describes how Florida never bothered to develop any procedure for testing whether the Intoxilyzer 8000 instruments could accurately measure the amount of air blow into the machine. As a result, the instrument may have produced unreliable breath […]

Florida’s DUI Refusals: FDLE Covers Up Faulty Intoxilyzer 8000 Breathalyzers

What happens when you attempt to submit to the DUI breath test in Florida and the breath test operator tells you that you were not breathing hard enough? The arresting officer will count that as a “refusal.” The allegation that you refused to take the breath test carries with it additional penalties including a one […]

Florida’s Intoxilyzer 8000: Problems with Flow Calibrations Surface Statewide

Judges throughout Florida are beginning to hear evidence about big problems with the way the Intoxilyzer 8000 attempts to calculate breath flow (which is one factor used to estimate whether a sufficient sample of 1.1 liters of breath is provided). If the machine is calculating flow incorrectly then all the other readings produced by the […]