Service bulletins for the 2019 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.
117 on file from NHTSA, as of 2026-10-19.
About P2181 on the 2019 Hyundai Elantra: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P2181 are shown. Show all
| 20-EM-002H | 2020-08-07. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides a procedure for replacing the thermostat on certain 2019 Elantra vehicles. The thermostat may not function properly and may result in Diagnostic Trouble Codes P0128 or P2181. To correct this condition, follow the procedure outlined in this bulletin to replace the thermostat and air bleed the cooling system after refilling. No drivability issues are associated with this condition. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.