Mike's Workshop Manuals
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Audi
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2017
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S3 Premium Plus
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Repair and Diagnosis
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Engine Performance
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Ignition System
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General, Technical Data 2.0L Diesel (CRUA, DEJA)
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00 General, Technical Data
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Safety Precautions
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Safety Precautions When Working On SCR System
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Performing Reducing Agent Recirculation
Performing Reducing Agent Recirculation
The reducing agent line must be drained using the Vehicle Diagnostic Tester in
Guided Functions
mode,
Draining metering line
.