WenmarOpen by Wenmar Pro

Service bulletin Circular 24FM

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 id10176764
Published by NHTSA2020-07-07
Manufacturer's numberCircular 24FM
Manufacturer's date2020-06-18
NHTSA componentFUEL SYSTEM, DIESEL

NHTSA's summary

Due to a software issue, the fuel injection system may encounter a 'vapor lock' condition. This condition could result in an EPC light, a poor running concern, and possibly a high-pitched noise from the engine compartment.

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 RS 32017, 2018
AUDI TT2018

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
20186782018-12-05. Fuel System

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_2080126_12026-01-07. Service bulletin. This bulletin provides information when there is a noise from the fuel line.
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.
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.