Q7 Quattro V8-4.2L (BAR) (2008)
Discharge Air Temperature Sensor / Switch: Service and Repair
Left Footwell Vent Temperature Sensor
Left Footwell Vent Temperature Sensor
‹› Installed only in vehicles with "Comfort" version A/C system
Removing
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Remove lower left instrument panel trim.°
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Disconnect connector - B - from Left Footwell Vent Temperature Sensor (G261) - A -.
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Rotate Left Footwell Vent Temperature Sensor (G261) - A - approx. 90° in direction of arrow.
‹› If there is not enough room to rotate Left Footwell Vent Temperature Sensor (G261) - A -, disengage air channel to left footwell - E - from heating
& A/C unit (remove air channel - C - and slide air channel to left footwell - E - slightly downward).
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Remove Left Footwell Vent Temperature Sensor (G261) - A - from air channel to left footwell - E -.
Installing
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Check O-ring seal - D - for damage and proper fitting.
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Insert Left Footwell Vent Temperature Sensor (G261) - A - on proper side into air channel mount - F -.
‹› An O-ring seal - D - is installed so that Left Footwell Vent Temperature Sensor (G261) fits without play in mount - F -.
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Connect connector - B - to Left Footwell Vent Temperature Sensor (G261) - A - and check wire routing.
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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 erase DTCs displayed if necessary.