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Service bulletin A9721812064805_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 id10203175
Published by NHTSA2021-12-07
Manufacturer's numberA9721812064805_1
Manufacturer's date2021-11-03
NHTSA componentELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

NHTSA's summary

This bulletin contains repair instructions for when the vehicle cannot be started or the ignition cannot be turned on and fuse S164 had been blown.

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, Ignition

Vehicles listed
AUDI AUDI
AUDI Q52018, 2019, 2020, 2021
AUDI Q5 PHEV2020 to 2022
AUDI Q5 SPORTBACK2022
AUDI SQ52018, 2019, 2020, 2021, 2022

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
A5723082027406_52023-07-10. Service bulletin. This bulletin provides information regarding the Audi advanced key.
A5723052070128_12023-05-05. Service bulletin. This bulletin states that the mat in the cup holder may be incorrectly placed in instances where the key reader and/or key is not read properly.
A9623822056019_22023-03-06. Service bulletin. This bulletin provides instructions for when the anti-theft alarm has gone off for no reason, or did not go off at all. No DTCs are stored.
A0123462058890_42023-03-06. Service bulletin. This bulletin provides information to address the message "Switch off the engine and check coolant" with the DTC P000000
A0022582045316_62022-09-01. Service bulletin. This bulletin contains information for diagnosing the Start/Stop system.
A9020542059891_12020-07-07. Service bulletin. This informational bulletin directs you to read the SSP and not perform any repairs for the concern.