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Home >> Volkswagen >> 1991 >> Fox Base, 1.8 B >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - DIGIFANT >> Computerized Engine Controls >> Electronic Control Unit
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Electronic Control Unit

The ECU controls all engine operations, and limits maximum engine speed. It receives information from various input devices, and cannot be repaired.

ECU LOCATION

Application Location
Cabriolet, Golf GL, GTI 1.8L & Jetta Behind Firewall In Left Rear Of Engine Compartment
Corrado Behind Firewall In Rear Center Of Engine Compartment
Fox Behind Glove Box Passenger Side
Vanagon Right Side Of Engine Compartment
Fig 1: Identifying Typical Digifant System Components
G121496Courtesy of VOLKSWAGEN UNITED STATES, INC.