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How to Find Wiring Diagrams|Page 5121 > < How to Find Wiring Diagrams|Page 5119

S4 V8-4.2L (BHF) (2004)

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If no malfunctions are detected:

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Replace Secondary Air Injection (AIR) Pump.

How to Find Wiring Diagrams|Page 5121 > < How to Find Wiring Diagrams|Page 5119