DTCs may be stored in the heating and air conditioning electronics control module
Audi technical service bulletin A851422 2033596- for 2009-2010 Audi A4, 2009-2014 Audi Q5 and 2008-2014 Audi A5 and others.
- Bulletin number
- A851422 2033596-
- Component
- Equipment: appliance: air conditioner
- Summary
- Supersedes Technical Service Bulletin Group 85 number 14-20 dated February 24, 2014. DTCs may be stored in the heating and air conditioning electronics control module. A faulty printed circuit board in the fresh air blower control module and/or the carbon brushes bind in the brush holder and, as a consequence, lose contact with the motor commutator of the fresh air blower can cause Improper operation of the fresh air blower.
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