Q5 Quattro V6-3.2L (CALB) (2009)
‹› The trim piece - B - is supplied with a two sided adhesive strip already installed - C -.
‹› If the trim piece - B - is going to be reused when replacing the A/C control head climatronic control module (J255) - A - then remove the adhesive
strip - C - from the trim - B -. Clean the adhesive surface on the trim - B - as described in the instructions which came with the adhesive strip.
Affix to the trim piece - B - a strip (dimension: 204 mm x 10 mm) of the two sided adhesive strip - C - with material strength approximately 1.2
mm (for example with adhesive tape (D 438 515 A1).
‹› At the start of production, this trim piece - B - is secured by clips - C - into the openings in the - D - A/C control head climatronic control module
( J255) - A -. Later, the trim piece - B - was redesigned so that it can be secured by a suitable two sided adhesive tape. The retaining tabs - F - are
no longer on the trim piece - B -. Since the openings - D - and slits - E - are no longer being used, only the trim piece - B - with the two sided
adhesive tape for the A/C control head climatronic control module (J255) - A -, is supplied as a replacement part.
‹› Allocation of A/C control head climatronic control module (J255).
‹› A/C control head climatronic control module (J255 ), removing and installing. Refer to => [ Climatronic Control Module ] See: Service and
Repair/Climatronic Control Module.
Climatronic Control Module Allocation
‹› The A/C control head climatronic control module ( J255), part number 8T1 820 043 starting with the index letter " T" is installed on the Audi Q5
since the start of production.
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On vehicles with this A/C control head, and depending on the coding and adaptation, for example the display on the screen for the Multi Media
Interface ("MMI"), when using the buttons and knobs, the A/C control head no longer switches to "A/C system". The selected functions for the
A/C system appear in the display sequentially. Refer to => Vehicle Diagnosis, Testing and Information System VAS 5051 in "Guided Fault
Finding" function., => Owner's Manual " and " => Infotainment/MMI.
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Pay attention to the correct allocation, coding and adaptation of the A/C control head climatronic control module (J255) for the front information
display control head control module (J523)/information electronics control module 1 (J794) Vehicle Diagnosis, Testing and Information System
VAS 5051 in "Guided Fault Finding" function.. If the allocation, coding or adaptation are incorrect, the A/C function cannot be displayed or
selected in the MMI.
‹› The A/C control head climatronic control module ( J255), part number 8T1 820 043 beginning with index "T" may be installed on vehicles with an
information electronics control module 1 (J794) and an information electronics control module 1 (J794). In order to be able to select and display
the different functions, the coding and adaptation must be correct for the vehicle equipment level.