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Locating Cis-E & Mas Control Units

CIS-E AND MAS CONTROL UNIT LOCATIONS

Model Location
190E Series Behind battery, Right, rear of engine bay.
300 Series (Exc. 300SE & 300SEL) Behind battery, Right, rear of engine bay.
300SE & 300SEL Under right, front passenger seat
420 & 560 Series Under right, front passenger seat