A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
Blower Motor Resistor: Service and Repair
Fresh Air Blower Control Module
‹› The Fresh Air Blower Control Module (J126) as a replacement part is available in different versions, make sure of the correct application.
‹› With ignition switched on and Fresh Air Blower ( V2) actuated, Fresh Air Blower Control Module ( J126) connects "Plus" from terminal "4" of
connector - C - to terminal "1" of connector - B -. Fresh Air Blower (V2) speed is regulated by Fresh Air Blower Control Module (J126) via the
Ground (GND) connection between terminal "2" of connector - B - and terminal "3" of connector - C -Refer to Wiring diagrams, Troubleshooting
& Component locations and Vehicle Diagnosis, Testing and Information System VAS5051 in the "Guided Fault Finding" function.
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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Disconnect the connector - A - and - B -.
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Remove the screws - C -.
CAUTION!
Heat sink on Fresh Air Blower Control Module (J126 ) may be hot.
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Remove the Fresh Air Blower Control Module (J126 ) - D - from the air intake housing.