Service bulletins for the 2008 Audi R8
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
359 on file from NHTSA, as of 2026-10-19.
About P2181 on the 2008 Audi R8: what the code means, and the bulletins and recalls about the same components.
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By trouble code
Only bulletins with trouble code: P2181 are shown. Show all
| A191669 2043770- | 2017-10-04. Service bulletin. ENGINE AND ENGINE COOLING. The MIL is on due to DTC P218100 being stored in the ECM. The coolant temperature gauge does not work, the vehicle does not reach operating temperature, and the cooling fan runs constantly. The coolant temperature control sends an implausible signal. The coolant thermostat does not work. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.