Allroad Quattro V8-4.2L (BAS) (2004)
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Air Injection Pump Relay: Testing and Inspection
Checking Secondary Air Injection (AIR) Pump Relay Power Supply
Checking secondary air injection (AIR) pump relay power supply
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Switch ignition off.
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Remove plenum chamber cover rubber seal in direction of (arrow).
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Remove plenum chamber cover -1- to front.
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Remove cover for electronics box in plenum chamber (arrows).
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Disconnect secondary air injection (AIR) pump relay (position 2).
