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Service bulletin 0401

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 id10007687
Published by NHTSA2004-07-08
Manufacturer's number0401
Manufacturer's date2004-05-11
NHTSA componentSUSPENSION

NHTSA's summary

INSTRUMENT CLUSTER MULTI-FUNCTION DISPLAY SHOWS AN AIR SUSPENSION ERROR MESSAGE. DIAGNOSTIC TROUBLE CODES (DTCS) 00774, 00775, 00776, 01769 MAY ALSO BE STORED IN MEMORY. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
VOLKSWAGEN TOUAREG2004

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
TT4208012023-07-05. Service bulletin. For a complaint of ?clicking noise when backing up and then braking?, be sure to check the lower outboard control arm in the rear suspension for any play in the bushing.
TT 42-08-012019-04-08. Service bulletin. Tech Tips (Clicking Noise from Rear End): This document informs For a complaint of ?clicking noise when backing up and then braking?, be sure to check the lower outboard control arm in the rear suspension for any play in the bushing. The noise could be mistaken for a differential noise if using chassis ears, because of the noise transferring through the rear axle.
TT 42-08-012019-04-01. Service bulletin. Tech Tips (Clicking Noise from Rear End): This document informs For a complaint of ?clicking noise when backing up and then braking?, be sure to check the lower outboard control arm in the rear suspension for any play in the bushing. The noise could be mistaken for a differential noise if using chassis ears, because of the noise transferring through the rear axle.
TT42-08-012016-06-13. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.