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permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
Note
At start of production, clips -A- are installed on the Climatronic
control module -J255- that hold control head firmly in center con‐
sole so that it cannot be removed without first loosening the
retainer (a revised retainer will be introduced as a running
change, the deadline is not yet finalized).
– Remove radio or radio navigation system. Refer to⇒ Com‐
munication; Rep. Gr. 91 ; Removal and Installation .
– Remove trim -D-. Refer to⇒ Body Interior; Rep. Gr. 68 ; Re‐
moval and Installation .
– Using a small screwdriver -B-, reach in instrument panel open‐
ing and loosen clips retainer -A- (left and right on A/C / heater
control head) from center console brackets -C-.
– Slide Climatronic control module-E- out of center console.
Climatronic control module connectors, removing
– Loosen retainers on connector -E- and remove.
– Carefully turn Climatronic control module -F- 180°.
– Release connectors -D-, -A- through -C- by pressing retaining
tabs -G- and remove them.
Installing
Installation is carried out in the reverse order while observing the
following.
♦ When replacing a Climatronic control module, observe exact
allocation. Refer to Electronic Parts Catalog (ETKA). Different
versions, with or without seat heating switch, with different
temperature unit (ºC or ºF) on temperature setting rotary
switch, rotary switches with black or silver (chrome-plated)
surface.
♦ Heater control head, replacement part number 8J0 819 043
starting with index “D“, may be installed on 5 cylinder vehicles.
Refer to Electronic Parts Catalog (ETKA) and Vehicle diagno‐
sis, testing and information system -VAS5051B- in the "Gui‐
ded Fault Finding" function.
♦ 5 cylinder vehicle may only have A/C controls, part number
8J0 820,043 starting with index “D“. Refer to the Electronic
Parts Catalog and Vehicle diagnosis, testing and information
system -VAS5051B- in the "Guided Fault Finding" function.
♦ After replacing/installing Climatronic control module -J255- ,
always perform the following work using Vehicle diagnosis,
testing and information system -VAS5051B- in the "Guided
Fault Finding" function
– Recode Climatronic control module (or check code).
– Perform Climatronic control module basic setting.
– Check Climatronic control module DTC memory (and correct
cause of any possible malfunctions displayed).
– If necessary, check Climatronic control module adaptation.
– Perform Climatronic control module output diagnostic test
mode.
Audi TT 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 01.2011
5. Removal and Installation
125