A4 Sedan V6-3.2L (BKH) (2007)
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Exhaust Manifold: Service and Repair
Left Exhaust Manifold
Left Exhaust Manifold
Special tools, testers and auxiliary items required
‹› Ring spanner 7-piece set for oxygen sensor (3337 )
Removing
‹› All cable ties which are opened or cut open when removing, must be replaced in the same position when installing.
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Remove rear engine cover - arrows -.
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Remove coolant expansion tank - arrow -.
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Disconnect electrical connection from Engine Coolant Level (ECL) Warning Switch (F66) at bottom of coolant reservoir and set aside coolant
reservoir with coolant hoses - 1 - and - 2 - connected.
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Remove nut - 2 - of relevant threaded fastener for front exhaust pipe/exhaust manifold, which is accessible from top.