A6 Quattro Sedan V6-3.0L (AVK) (2002)
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Air Injection Control Valve: Testing and Inspection
Combination Valve For Secondary Air Injection (AIR), Checking Function And Proper Seal
Special Tools and Equipment
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VAG1390
Test requirements:
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Vacuum lines and hose connections leak-free.
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Vacuum lines not clogged.
Test sequence
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Remove rear engine cover (arrows).
