ENGINE CONTROL UNIT (ECU):
DIAGNOSTICS and SYSTEM OPERATION for 10V Turbo 5 Cylinder Engines

1982-85 ur-Quattro Coupe,
2.1 litre 1984-85 5000 Turbo 2.1 litre 10V Engine (Diagnostics Only)
1986-88 5000 Turbo/Quattro (2.22 litre 10V)
1989-90 200 Turbo/Quattro (2.22 litre 10V)

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Audi parts on-line catalog

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10V Turbo Engine, "WX" Designation, ECU DIAGNOSTICS Hitachi MAC-02 ECU

• ur-Coupe Quattro,4000 RPM Engine Cut Out

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10V Turbo Engine, "KH", Designation, FAULT CODE READING Hitachi MAC-07 ECU

• 1984-85 5000 Turbo

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10V Turbo Engine, "MC" Designation, FAULT CODES, OUTPUT TESTS Hitachi MAC-10, MAC-11, MAC-14 ECU

• 1986-88 5000 Turbo and Turbo Quattro,
• 1989-90 200 Turbo Quattro,
• 1989-91 200 Turbo

10V Turbo Engine, "MC" Designation, ENGINE SENSORS AND COMPONENT CHECKS

• 1986-90 5000/200 Turbo Quattro,
• 1986-91 5000/200 Turbo FWD

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10V Turbo Engine, ECU Wiring, Connector Pin Out, Internal Photos,

• 1982-85 ur-Coupe Quattro (MAC-02 ECU)
• 1984-85 5000 Turbo (MAC-07 ECU)
• 1986-88 5000 Turbo and Turbo Quattro (MAC-10, MAC-11 ECU)
• 1989-91 200 Turbo FWD, 1989-90 200TQ (MAC-11, MAC14 ECU)

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