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Service bulletin TSB_2077740_3

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 id11020369
Published by NHTSA2025-07-08
Manufacturer's numberTSB_2077740_3
Manufacturer's date2025-06-26
NHTSA componentPOWER TRAIN

NHTSA's summary

This TSB provides information when the gear cannot be selected in cold weather ( DTCs : U303500;U029400;U012900 ).

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

Transmission and driveline

Trouble codes named

U0129, U0294, U3035

Vehicles listed
AUDI Q6 E-TRON2025
AUDI SQ6 SPORTBACK E-TRON2025 (the catalog's model; the bulletin names a series or trim of it)

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
TSB_2080044_52026-10-05. Service bulletin. This bulletin provides informaiton when position "P" cannot be selected.
TSB_2074808_42026-06-04. Service bulletin. The high-voltage batteries in electric vehicles are subject to various ageing effects which could lead to the energy content (energy density) being reduced. This reduction in the energy content, which is due to factors. Revised header. Added Model years
TSB_2080045_32026-01-07. Service bulletin. This bulleitn provides information when the position "P" cannot be selected, or the yellow engine warning lamp lights up; DTC P288B00, P1D4700.
TSB_2080045_22026-01-07. Service bulletin. This bulleitn provides information when the position "P" cannot be selected, or the yellow engine warning lamp lights up; DTC P288B00, P1D4700.
TSB_2080045_12025-12-05. Service bulletin. This bulleitn provides information when the position "P" cannot be selected, or the yellow engine warning lamp lights up; DTC P288B00, P1D4700.
TSB_2077740_42025-08-05. Service bulletin. This bulletin rpovides information when the gear cannot be selected in cold weather (DTCs U303500; U029400; U012900).
TSB_2077740_22025-06-03. Service bulletin. This TSB provides information when the gear cannot be selected in cold weather ( DTCs : U303500;U029400;U012900 ).
TSB_2077740_12025-05-03. Service bulletin. This TSB provides information when the gear cannot be selected in cold weather ( DTCs : U303500;U029400;U012900 ).