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Audi
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1999
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A4 Base, 2.8 D, Standard
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Repair and Diagnosis
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Engine Performance
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Specifications
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Engine Controls - Service & Adjustment Specifications
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Fuel System
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Idle Speed & Mixture
Idle Speed & Mixture
NOTE:
Idle speed and mixture (CO content) cannot be adjusted. Idle speed is controlled by the Throttle Valve (TV) control module. Mixture is adjusted by oxygen sensor control.