audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Relays and Modules - Fuel Delivery and Air Induction > < Basic Electricity|Page 3161
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Engine Control Module: Description and Operation

  The injection control unit receives input signals from the air flow sensor potentiometer, altitude sensor, oxygen sensor, coolant temperature
sensor, throttle valve switches, and the ignition control unit.  Using the information from these inputs the control unit continually optimizes the fuel
mixture.

Relays and Modules - Fuel Delivery and Air Induction > < Basic Electricity|Page 3161