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Service bulletin A2723582070813_1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10239681
Published by NHTSA2023-08-04
Manufacturer's numberA2723582070813_1
Manufacturer's date2023-07-03
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

This bulletin provides information for when there is an electrical or drive system fault, Battery management 2 (48V battery) with DTC P0AA100.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, 12-volt battery

Trouble codes named

P0AA1

Vehicles listed
AUDI A72019, 2020, 2021, 2022, 2023
AUDI A7 E2021, 2022
AUDI A82019, 2020
AUDI A82021 to 2023
AUDI A8 L E2020
AUDI A8 L E2021
AUDI Q72019, 2020, 2021, 2022, 2023
AUDI Q82019, 2020, 2021, 2022, 2023
AUDI RS 72021, 2022, 2023
AUDI RS Q82020, 2021, 2022, 2023
AUDI S72020, 2021, 2022, 2023
AUDI S82020, 2021, 2022, 2023
AUDI SQ72020, 2021, 2022, 2023
AUDI SQ82020, 2021, 2022, 2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
A9124842072457_22024-04-04. Service bulletin. This bulletin provides information when the DTC B1916F5 is entered in address word 0075.
A2723622069747_52023-12-06. Service bulletin. This bulletin provides information on document requirements before replacement of the vehicle 12 V battery when it is is drained.
A2723612067906_42023-11-06. Service bulletin. This bulletin provides information for when DTC P0A7D00 is stored.
A9023912069055_22023-02-07. Service bulletin. This bulletin provides instructions for when the head up display does not work and/or the 12v battery may be drained.
A9322762062211_72022-08-04. Service bulletin. This bulletin states to create a PSS when the red battery symbol is shown in the cluster with DTC P0B1300 message indicating that there is an electrical system fault.
A9321532063251_22021-08-04. Service bulletin. This bulletin contains instructions for when the vehicle does not start and DTCs P0AA200 and/or P0AA500 are stored.
20AUUSMaint02202020-03-05. Service bulletin. Standard Maintenance Section: Connected Battery Box: ADDED: SQ7, SQ8 Additional Maintenance Items section: Fragrance Cartridges: ADDED: SQ7, SQ8 Rear axle, quattro® Sport - Change ATF and differential oil: ADDED: SQ7, SQ8 Spark plugs - Replace every 30,000 miles: ADDED: SQ7, SQ8 OIL CAPACITY CHART: ADDED: SQ7, SQ8 CHANGED: Castrol Oil to 'Audi High Performance Genuine Engine Oil'
20AUUSMaint01302020-02-08. Service bulletin. Standard Maintenance Items section: ADDED to Connected box battery '(for Audi Connected Services)'
19AUUSMaint01302020-02-08. Service bulletin. Standard Maintenance Items section: ADDED to Connected box battery '(for Audi Connected Services)'
AWC 19-052019-09-10. Service bulletin. This communication is issued to inform dealers of updated shipping regulations related to lithium ion batteries.