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Service bulletin TSB-09-01-030

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 id10033664
Published by NHTSA2010-09-04
Manufacturer's numberTSB-09-01-030
Manufacturer's date2009-11-01
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

HYUNDAI: ECM UPDATE. PROVIDES A PROCEDURE TO UPDATE THE ECM SOFTWARE FOR MANUAL TRANSMISSION EQUIPPED VEHICLES TO THE MOST RECENT VERSION. VERIFY THE VERSION OF THE ECM ROM ID BEFORE ATTEMPTING TO UPDATE THE VEHICLES SOFTWARE. *PE

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

Electrical system, Software

Vehicles listed
HYUNDAI SONATA2009, 2010

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-11-01-0252011-10-12. Service bulletin. HYUNDAI: INFORMATION IS PROVIDED FOR THE ECU UPDATE FOR HEV ACTIVE AIR FLAP (AAF). *PE
TSB-10-01-0232010-11-19. Service bulletin. HYUNDAI: AUTOMATIC TRANSAXLE ECM AND TCM UPDATE. PROVIDES A PROCEDURE TO UPDATE THE ECM AND TCM SOFTWARE TO THE MOST RECENT VERSIONS TO REVISE-ACCELERATION FEEL FROM A STOP OR BELOW 15MPH; SHIFT QUALITY WHEN DECELERATING TO A STOP AT ABOUT 30MPH WHEN THE ATF IS COLD. *PE