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Service bulletins for the 2021 Audi S8

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.

1150 on file from NHTSA, as of 2026-10-19.

About U0469 on the 2021 Audi S8: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: U0469 are shown. Show all

Bulletins, newest first
TSB_2058831_182026-05-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an electrical system warning; DTC U046900 stored in the ECM.
TSB_2073284_42025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an MHEV Electrical System Fault with DTC U046900 / 34763; U002900/U002800.
A2724772073284_32024-08-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an MHEV Electrical System Fault with DTC U046900 / 34763; U002900/U002800.
A2724732073284_22024-07-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when an Electrical System Fault is stored with DTC U046900 / 34763; 48V MHEV.
A2724732073284_22024-07-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when an Electrical System Fault is stored with DTC U046900 / 34763; 48V MHEV.
A2724722058831142024-05-07. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information for when there is a vehicle electrical system warning stored in the ECM, DTC U046900.
A2724692058831132024-04-05. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM); UNKNOWN OR OTHER. This bulletin provides information for when there is a vehicle electrical system warning stored in the ECM, DTC U046900.
A2724652058831122024-02-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides information for when there is a 48V vehicle electrical system warning; DTC U046900 is stored in the ECM.
A2723642058831112024-01-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE. This bulletin provides information for when there is a 48V vehicle electrical system warning; DTC U046900 is stored in the ECM.
A2723632058831102024-01-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when there is a 48V vehicle electrical system warning; DTC U046900 is stored in the ECM.
A2723552058831_82023-06-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC P0CA700 or U046900.
A2723512058831_72023-04-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC P0CA700 or U046900.
A2723492058831_62023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for DTC P0CA700 or U046900.
A2722452058831_12022-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC P0CA700 or U046900.
A2722412058831_42022-04-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin contains a software update for DTC P0CA700 or U046900.
A2721402058831_32022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC P0CA700 or U046900.
A2721372058831_22021-05-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for DTC P0CA700 or U046900.

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