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Service bulletins for the 2020 Audi A8

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.

1291 on file from NHTSA, as of 2026-10-19.

About P017B on the 2020 Audi A8: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P017B are shown. Show all

Bulletins, newest first
A1924732062951_42025-01-07. Service bulletin. ENGINE. This bulletin provides information when the red coolant warning lamp is on, DTCs P218100, P017B00, P017C00, and/or P017E00 are stored in the ECM.
A1923412062951_32023-10-05. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin provides information for when the red coolant warning lamp is on and the DTCs P218100, P017B00, P017C00, and/or P017E00 are stored in the ECM.
A1922322062951_22022-11-04. Service bulletin. BACK OVER PREVENTION: WARNINGS. This bulletin contains repair instructions for DTCs P218100, P017B00, P017C00, and/or P017E00 when the red coolant warning lamp is on.
A1922292058767_82022-04-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
A1921162062951_12021-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instructions for DTCs P218100, P017B00, P017C00, and/or P017E00 when the red coolant warning lamp is on.
A1921132058767_72021-04-06. Service bulletin. EQUIPMENT. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
A0120822058767_62020-09-03. Service bulletin. ENGINE; EQUIPMENT. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
A0120632058767_42020-06-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
A0120522058767_22020-04-02. Service bulletin. UNKNOWN OR OTHER. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.