A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
Air Door Actuator / Motor: Removal and Replacement
Recirculation Door Motor
Recirculation Door Motor
‹› Perform Basic Setting of A/C system after installing the control motor. Refer to Vehicle diagnosis, testing and information system VAS 5051 in
the "guided fault finding" function.
‹› Using the functions "Output diagnostic test mode" and " Basic setting", the activation of A/C system electrical components can be tested if
necessary (e.g. allocation test). Refer to Vehicle diagnosis, testing and information system VAS 5051 in the "guided fault finding" function.
‹› In the event of problems with moisture in passenger compartment, additionally check recirculated-air door (must close completely).
Removing
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Move the passenger seats as far back as possible.
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Switch off ignition.
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Remove glove compartment.
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Loosen the wiring harness - E - from the air intake housing.
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Remove the screws - B -.
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Disconnect the control motor shaft- C - from the air recirculation door shaft - D -.
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Mark the connector - A - if necessary (to rule out an interchange in the event several connectors are disconnected at the same time).
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Disconnect the electrical connection - A -.
Installing
Installation is carried out in the reverse order, when doing this note the following.
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Connect the connector - A -.
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Insert the control motor shaft - C - into the air recirculation door shaft - D -.
‹› The control motor does not have a stop; therefore the control motor shaft - C - can be inserted into the air recirculation door shaft - D - at any
position.
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Install the bolts - B -.
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Install the wiring harness - E - so that it cannot come in contact with any moving parts (e.g. the actuating arm).