Q7 Quattro V6-3.6L (BHK) (2007)
Control Module HVAC: Service and Repair
Rear Fresh Air Blower Control Module
Rear Fresh Air Blower Control Module
Removing
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Switch ignition off
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Remove left side wall trim in luggage compartment.
CAUTION!
Heat sink may be hot.
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Disconnect connectors - B - and - C - from Rear Fresh Air Blower Control Module (J391).
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Remove bolts - A -.
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Remove Rear Fresh Air Blower Control Module (J391) - D -.
Installing
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Insert Rear Fresh Air Blower Control Module (J391) - D - into rear heating & A/C unit.
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Install the removed components again in reverse order.
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Check DTC memory of front A/C control head Climatronic Control Module (J255) and of Rear A/C Control Head (Climatronic) (E265) and erase
DTCs displayed if necessary.
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Perform basic setting (and output Diagnostic Test Mode (DTM) if necessary) on the A/C system.