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International Automotive Technicians Network
Re: OBDII Automotive vs Heavy Duty
Posted to Technical Theory Forum on 2/28/2021

Hi Glenn,

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OBD2 scanners that can operate at 24 volts (as well as 12 volt) have a notch in the blade centered between the rows of pins in the DLC. The spec for the DLC on scanners had always called ... Login to read more.