TT Roadster L4-2.0L Turbo (BPY) (2008)
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After replacing/installing Climatronic Control Module J255 A/C (heater) control head, always perform the following work Vehicle Diagnosis,
Testing and Information System VAS 5051 in "Guided Fault Finding" function.
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Recode Climatronic Control Module J255 A/C (heater) control head (or check code).
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Perform Climatronic Control Module J255 A/C (heater) control head basic setting.
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Check Climatronic Control Module J255 A/C (heater) control head DTC memory (and correct cause of any possible malfunctions displayed).
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If necessary, check Climatronic Control Module J255 A/C (heater) control head adaptation.
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Perform Climatronic Control Module J255 A/C (heater) control head output diagnostic test mode.