Q7 Quattro V6-3.6L (BHK) (2007)
Discharge Air Temperature Sensor / Switch: Service and Repair
Rear Vent Temperature Sensor
Rear Vent Temperature Sensor
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Switch ignition off
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Remove left side wall trim in luggage compartment.
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Remove insulation on rear heating & A/C unit
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Mark connectors to the vent temperature sensors - B - and - C - (risk of interchange).
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Rotate the desired vent temperature sensor (Right Rear Vent Temperature Sensor (G406) - A - or Left Rear Vent Temperature Sensor (G405) - D
-) approx. 90° in direction of arrow.
-
Remove the desired vent temperature sensor from air channel.
Installing
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Check O-ring seal - E - for damage and proper fitting.
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Insert vent temperature sensor into air channel mount - F -.
‹› An O-ring seal - E - is installed so that vent temperature sensor fits without play in mount - F -.
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Connect connectors - B - and - C - (pay attention to correct assignment).
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Install the remaining 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.