R8 Quattro Coupe V10-5.2L (BUJ) (2010)
Control Module HVAC: Service and Repair
Fresh Air Blower Control Module
Fresh Air Blower Control Module
Removing
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Switch off ignition.
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Remove the air intake unit, refer to => [ Air Intake Unit ] See: Air Duct/Service and Repair/Air Intake Unit.
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Remove the air intake unit upper cover, refer to => [ Air Intake Unit Upper Cover ] See: Air Duct/Service and Repair/Air Intake Unit Upper Cover
.
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Disconnect the electrical connectors - A - and - B -.
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Remove bolts - C -.
CAUTION!
The heat sink on the fresh air blower control module may be hot.
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Remove Fresh Air Blower Control Module (J126) - D -.
Installing
To installed, perform the steps done during removal in reverse order. Note the following:
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Install the fresh air blower control module - D -.
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Tighten the bolts - C - by hand (10 Ncm).
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Connect the electrical connectors - A - (to the Fresh Air Blower (V2)) and - B -.
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Before installing the air intake unit upper cover, make sure the electrical connectors - A - and - B - are seated correctly and the wiring harness is
routed correctly.
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Install the air intake unit, refer to => [ Air Intake Unit ] See: Air Duct/Service and Repair/Air Intake Unit.
After finishing the repairs, perform the following work on the Climatronic Control Module (J255) using Vehicle diagnosis, testing and information
system VAS 5051/ in the "Guided Fault Finding" function:
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Check the DTC memory and erase any malfunctions shown.
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Perform the basic setting.
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Perform the output diagnostic test mode.