Service bulletins for the 2003 Hyundai Sonata
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.
78 on file from NHTSA, as of 2026-10-19.
About P1723 on the 2003 Hyundai Sonata: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: P1723 are shown. Show all
| 0340014 | 2003-10-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODE (DTC) P1723 ACCOMPANIED WITH MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED; TRANSAXLE HELD IN 2RD GEAR FAIL-SAFE; HARSH SHIFTS INTO REVERSE OR DRIVE. *TT |
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| 0240009 | 2002-04-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODE P1723. *SLC |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.