Service bulletins for the 2012 Hyundai Elantra
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.
133 on file from NHTSA, as of 2026-10-19.
About P0301 on the 2012 Hyundai Elantra: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
By topic
Only bulletins with trouble code: P0301 are shown. Show all
| TSB-13-FL-006 | 2013-11-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. HYUNDAI: THE FOLLOWING DTCS P2096 POST CATALYST FUEL TRIM SYSTEM TOO LEAN, P0301/2/3/4 CYLINDER 1/2/3/4 MISFIRE DETECTED, ON SOME VEHICLES, WILL BE REVISED THE LOGIC BY AN ECU UPDATE. MODELS 2011-2013 ELANTRA. *PE |
|---|---|
| TSB-13-01-034 | 2013-11-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. HYUNDAI: TO REVISE THE LOGIC, ON SOME VEHICLES, FOR THE DTCS P2096 POST CATALYST FUEL TRIM SYSTEM TOO LEAN, P0301/2/3/4 CYLINDER 1/2/3/4 MISFIRE, AN ECU UPDATE IS PROVIDED. MODELS 2012 ELANTRA. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.