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Service bulletin A2021382061778_2

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 id10202583
Published by NHTSA2021-11-05
Manufacturer's numberA2021382061778_2
Manufacturer's date2021-10-26
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

This bulletin contains repair instructions for addressing a noise from the fuel lines.

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

Fuel system

Vehicles listed
AUDI TT2019, 2020, 2021

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

Recalls for the same vehicles and component
20200532020-02-12. Fuel System
20V0760002020-02-12. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB_2081573_42026-08-05. Service bulletin. This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2081573_32026-08-05. Service bulletin. This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2042920_22025-07-08. Service bulletin. This bulletin provides information when there is corrosion on the exhaust tail pipes.
A0124342074976_12024-09-06. Service bulletin. This bulletin provides information when there are functional restrictions or driving behavior due to diesel detected in petrol.
A0024902074853_12024-09-06. Service bulletin. This bulletin provides service information ror when the fuel tank cannot be fully filled.
A0124342074976_12024-09-06. Service bulletin. This bulletin provides information when there are functional restrictions or driving behavior due to diesel detected in petrol.
A0024902074853_12024-09-06. Service bulletin. This bulletin provides service information ror when the fuel tank cannot be fully filled.
A0123412014753122023-03-06. Service bulletin. This bulletin contains instructions for when to add gasoline additives for cleaning the injectors.
A3422612067365_22022-12-06. Service bulletin. This bulletin describes the appropriate repairs in instances where an oil leak is found near the transmission oil cooler.
A2022492065287_42022-10-05. Service bulletin. This bulletin advises to replace the EVAP LD Pump if DTC P044200 or DTC P045600 are present under specific circumstances.