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Home >> Audi >> 1990 >> 100 Base, Automatic >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panels >> Testing >> Warning Indicators Testing >> Brake Fluid Level Sending Unit

Brake Fluid Level Sending Unit

Remove sending unit from master cylinder reservoir. Using an ohmmeter, measure resistance across both terminals. Ohmmeter should read zero ohms with float in down position and read infinite with float pulled up.