A3 L4-2.0L Turbo (CBFA) (2008)
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Electronic Noise Suppressor: Service and Repair
Suppressor
Observe notes on contact corrosion.
Removing
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With ignition switched off, disconnect battery Ground (GND) wire.
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Remove the air guide cover - 1 -.
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Unclip the air guide - 2 -.
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Remove vacuum hose - 2 - at the air filter guide hose.
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Remove the air guide hose - 1 - on the throttle valve control module J338 .
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Disconnect the mass air flow (MAF) sensor G70 connector - item 3 -.
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Remove the upper section of the air filter housing - arrow -.
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Remove the filter insert.
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Remove the lower section of the air filter housing - arrows -.
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Disengage retaining clip - arrow A - and open cover - 1 - over positive pole pick-up.
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Disengage cover - 2 - over electrical wires in - direction of arrow B -.