RS 6 V8-4.2L Turbo (BCY) (2003)
Turbo Boost Sensor: Locations
Charge air cooler, removing and installing
Note: Removal of the left charge air cooler is described here.
Removing
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Remove front bumper
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Drain coolant.
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Remove air filter housing.
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Remove bolts (arrows) and remove air guide from lock carrier.
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Disconnect electrical harness connectors -1- to -3- from bracket and disconnect it.
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Expose cables.
Remove left headlight:
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Remove bolts -1-.
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Guide a long inner hex wrench -3- through hole and remove lower mounting bolt at headlight housing -2-.
Note: If necessary, use magnet to remove bolt.