Audi: poor or no heating in any or all heating zones
Audi technical service bulletin TSB-19-07-07 for 2003-2006 Audi A8.
- Bulletin number
- TSB-19-07-07
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Audi: poor or no heating in any or all heating zones. Ecm software updated with modified map controlled coolant thermostat specifications. The TCM software must also be updated to be compatible with the new ECM software level. Possible engine coolant scaling in HVAC system.
Owners of these vehicles have filed 1 complaints in the transmission category.
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