Q7 Quattro V8-4.2L (BAR) (2008)
Control Assembly: Service and Repair
Rear A/C Control Head, Climatronic
Rear A/C Control Head, Climatronic
NOTE:
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The Rear A/C Control Head (Climatronic) E265 exists in different versions. Therefore note the correct allocation when replacing a Rear A/C
Control Head (Climatronic) E265.
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At this time, the "component safeguard" function is not in effect on the Rear A/C Control Head (Climatronic) E265 (introduction of this function
has not yet been finalized).
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The selected functions are displayed by illuminated LEDs in the various buttons of Rear A/C Control Head (Climatronic) E265.
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Display fields and control buttons on Rear A/C Control Head (Climatronic) E265 are illuminated by Light Emitting Diodes (these LEDs cannot be
replaced).
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If a new Rear A/C Control Head (Climatronic) E265 was installed and Basic Setting was not performed, A/C system controls are restricted and
this is displayed as a malfunction in DTC memory.
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After replacing front A/C control head Climatronic Control Module J255, always perform basic setting, check adaptation and check DTC memory
of A/C system.
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At this time, the Rear A/C Control Head (Climatronic) E265 is not coded (vehicle-specific settings are performed here via the "Adaptation"
function). At the start of production, Rear A/C Control Head (Climatronic) E265 units were installed on which a coding is indicated; this coding
can also be modified, however it does not take effect and has no influence over A/C system regulation.
Removing
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Switch ignition off
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Remove air outlet in rear center console.
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Reach into opening - A - and slide Rear A/C Control Head (Climatronic) E265 - B - out of center console.
NOTE: Rear A/C Control Head (Climatronic) E265 - B - is secured in center console via retaining clips - C - (on upper and lower sides).
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Disengage catches of connectors - E - to - G - by pressing retaining tabs - D - and disconnect them.
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On vehicles with heated rear seats, disengage connector for heated seat activation and disconnect connector.
Installing
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Check clips - C - on Rear A/C Control Head (Climatronic) E265.
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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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Check adaptation of Rear A/C Control Head (Climatronic) E265.
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Perform basic setting (and output Diagnostic Test Mode (DTM) if necessary) on the A/C system.