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Service bulletin TT 23-15-01

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 id10122982
Published by NHTSA2017-11-08
Manufacturer's numberTT 23-15-01
Manufacturer's date2015-06-12
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, GASOLINE

NHTSA's summary

Tech Tips (Exhaust Gas Recirculation System Performance issues): After replacing the mass air flow sensor basic setting must be reset. This document informs of the procedure necessary to perform the reset

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

Engine, Exhaust and emissions, Fuel system

Vehicles listed
VOLKSWAGEN BEETLE2012, 2013, 2014
VOLKSWAGEN GOLF2012, 2013, 2014
VOLKSWAGEN GOLF SPORTWAGEN2015
VOLKSWAGEN JETTA2012, 2013, 2014
VOLKSWAGEN PASSAT2012, 2013, 2014

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

Recalls for the same vehicles and component
24V1100002024-02-14. FUEL SYSTEM, GASOLINE
17V3090002017-05-11. POWER TRAIN:DRIVELINE:DRIVESHAFT; ENGINE AND ENGINE COOLING:ENGINE:DIESEL
15V0280002015-01-23. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
20145752014-12-17. Fuel System
12V1460002012-04-05. FUEL SYSTEM, DIESEL
20121212012-04-04. Fuel System
20113552011-10-03. Fuel System
11V4900002011-10-03. FUEL SYSTEM, DIESEL

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
V0116152014815_202026-10-06. Service bulletin. Suggested fuel additive
V1718062017813_242026-08-05. Service bulletin. Oil Consumption Measurement and Electronic Oil Consumption Measurement
V1719012012855_812026-07-07. Service bulletin. Volkswagen Engine Oil Standards
TT 13-20-01_32026-07-07. Service bulletin. Instruction, how to lubicate engine before initial start.
TT 10-18-02_22026-07-07. Service bulletin. Lubricating engine components before reassembly.
VOS-26-212026-04-06. Service bulletin. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the error message ERP0204E could occur during perform initial operation, software configuration, SVM updates for any control module(s) etc.
WLA-25-112025-11-10. Service bulletin. Coolant Bleed Procedure
V2125012077512_22025-11-10. Service bulletin. Turbocharger repair or replace due to stuck wastegate.
V1917012022548_152025-11-10. Service bulletin. G12Evo can now be mixed with previous coolants.
V1718062017813_232025-11-10. Service bulletin. How to measure engine oil consumption.