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Service bulletin VIN-4-A-PIN_2018

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 id10149925
Published by NHTSA2018-12-03
Manufacturer's numberVIN-4-A-PIN_2018
Manufacturer's date2018-10-09
NHTSA componentENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

Coolant leak at the coolant pump

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, Cooling system

Vehicles listed
VOLKSWAGEN ATLAS2018
VOLKSWAGEN BEETLE2016, 2017, 2018
VOLKSWAGEN BEETLE CONVERTIBLE2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
VOLKSWAGEN GOLF2016, 2017, 2018
VOLKSWAGEN GOLF R2017, 2018
VOLKSWAGEN GOLF SPORTWAGEN2016, 2017, 2018
VOLKSWAGEN GTI2016 to 2018
VOLKSWAGEN JETTA2016, 2017, 2018
VOLKSWAGEN PASSAT2016, 2017, 2018
VOLKSWAGEN TIGUAN2016, 2017, 2018
VOLKSWAGEN TOUAREG2017

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
V1917012022548102023-06-06. Service bulletin. Introduce new engine coolant compatible with all models and all model years.
VW87160120383682022-06-13. Service bulletin. Air Conditioning Does Not Cool and or Compressor is Noisy.
TT 01 21 022021-06-03. Service bulletin. Radiator Shutter -V544- diagnostic assistance
V8720022061094_22020-12-04. Service bulletin. Using Nitrogen to assist in finding A/C refrigerant leaks.
TT 01 18 152019-06-24. Service bulletin. Grill Shutter diagnostic steps
TT 80 18 012019-06-12. Service bulletin. Diagnosis and repair for rear heater .
TT 01 18 152019-06-11. Service bulletin. Grill Shutter diagnostic steps
analysis list 032018-12-10. Service bulletin. MIL-on fault P2407 in the ECM
20437362018-05-02. Service bulletin. Customer states the MIL light is on, DTC P05A3 and/or P05A0 in the ECM. Fault code being stored in the ECM due to the incorrect software within the motor of the Active Radiator Grille. Updated Active Radiator Grille part number 95B 965 501 H.
VIN-4-A-PIN Apri2017-10-21. Service bulletin. MIL-on fault P2407 in the ECM