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Service bulletin TT 28-06-102

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 id10125835
Published by NHTSA2017-12-14
Manufacturer's numberTT 28-06-102
Manufacturer's date2013-06-14
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Tech Tips (V10 Diesel - Glow Plug DTCs): This document informs if Glow Plug DTCs are present, check the state of charge on BOTH of the batteries. If the auxiliary battery (in the rear) is low on charge, it can set glow plug DTCs. The auxiliary battery is the battery that powers the glow plugs up during start-up.

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

Vehicles listed
VOLKSWAGEN TOUAREG2006, 2007

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

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