A8 Quattro Sedan V8-4.2L (BVJ) (2008)
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Remove bolts - 2 and 3 - and remove left coolant pipe from coolant hoses - arrows -.
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Place coolant pipe back slightly.
‹› Ignore items - 4 and 5 -.
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Remove coolant hose - 2 - to intake manifold.
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Disconnect electrical connector - 3 - on Engine Coolant Temperature (ECT) Sensor (G62).
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Remove nuts - 5 -.
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Remove bracket with electrical connectors and wiring harness from rear coolant pipe.
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Remove bolts - 1 and 4 -.
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Remove rear coolant pipe from right coolant pipe - arrow -.
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Remove rear coolant pipe to right side of vehicle.
‹› To improve clarity, the removed engine is shown from the rear.
Installing
‹› Tightening specifications. Refer to => [ Coolant Pipes Assembly Overview ] See: Coolant Pipes Assembly Overview.
Installation is in reverse order of removal, note the following:
‹› Replace O-rings.