A6 Quattro Sedan V8-4.2L (BVJ) (2007)
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B+ (terminal "15")
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Ground (terminal "31")
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Signal wire to the Climatronic Control Module (J255) A/C control head.
‹› The recheck signal emitted by the Air Quality Sensor (G238) cannot be evaluated by workshop equipment. The measured value is displayed in
measured value block of the Climatronic Control Module (J255) A/C control head => Vehicle Diagnosis, Testing and Information System VAS
5051.
