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Service bulletin Circular - Emiss

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 id10144667
Published by NHTSA2018-09-17
Manufacturer's numberCircular - Emiss
Manufacturer's date2018-06-04
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

3.0 TDI vehicles were equipped with undisclosed Auxiliary Emission Control Devices which are not permitted by emissions regulations.

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, Equipment and accessories, Exhaust and emissions, Labels and manuals

Vehicles listed
AUDI Q72009, 2010

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

Recalls for the same vehicles and component
23V0860002023-02-15. EQUIPMENT:OTHER:LABELS; TIRES

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
TSB_2060750_52026-02-06. Service bulletin. This bulletin provides information regarding UV leak additive for finding oil leaks.
TSB_2075530_22025-04-04. Service bulletin. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
A0124482014753_132025-01-07. Service bulletin. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A1524532075530_12024-11-06. Service bulletin. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
A2424632074810_22024-10-28. Service bulletin. This bulletin provides information when ther is an Engine: start/stop system fault shown and start/stop system not is working; mileage below 50 km/32 miles.
Audi-Q72024-04-22. Service bulletin. Audi Delivery Guidelines.
A0024842073507_12024-04-04. Service bulletin. This bulletin provides instructions on evaluating TDI vehicles for repurchase prior to repairs.
A9124632044694_32024-03-06. Service bulletin. This bulletin provides information pertaining to MMI Navigation database concerns.
40144120181942024-02-26. Service bulletin. Shock absorber leaks: assessment aid
17123220185502024-02-20. Service bulletin. Oil consumption measurement - Repair Authorization (CA)