Service bulletins for the 2018 Audi A5
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.
1061 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
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Only bulletins with component: Clutch are shown. Show all
| A3020282053597_4 | 2020-09-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT; POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING. This bulletin contains repair instructions for when there is a leak from the lower bellhousing. |
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| A391821 2051558- | 2018-09-17. Service bulletin. EQUIPMENT:MECHANICAL; POWER TRAIN:CLUTCH ASSEMBLY. This bulletin contains repair instructions for when the message "four-wheel drive malfunction" shows up sporadically in the instrument cluster with DTC C05ED00. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.