A4 Sedan L4-1.8L Turbo (AWM) (2001)
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Disconnect wiring connector for oxygen sensors and move wiring aside.
1 - (brown) to oxygen sensor downstream of catalytic converter G130-
2 - (black) to oxygen sensor upstream of catalytic converter -G39-
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Remove air filter cover -arrow-.
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Remove bolts -arrows-.
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Remove air duct -1- and -2-.
