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Service bulletins for the 2020 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.

99 on file from NHTSA, as of 2026-10-19.

About P0730 on the 2020 Hyundai Elantra: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0730 are shown. Show all

Bulletins, newest first
22-01-030H2022-04-08. Service bulletin. POWER TRAIN. Certain 20MY Elantra (AD/ADa) vehicles may experience an illuminated check engine warning light due to Diagnostic Trouble Codes (DTC) listed below. Perform the Transmission Control Unit (TCU) update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition. This update also includes the software for optimizing CLR_DIST (distance traveled since DTCs cleared) display. • TCU DTC Codes: P0730, P0731, P0741, P0867, P1603
Campaign T5B Dea2020-07-08. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Certain vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC). This service campaign provides information on the procedures to perform the ECU and TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition. • TCU DTC Codes: P0730, P0731, P0741, P0867, P1603 • ECU DTC Codes: P0106, P0068, P0101
20-01-028H2020-07-08. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; POWER TRAIN. Certain vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC). Perform the ECU and TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition. • TCU DTC Codes: P0730, P0731, P0741, P0867, P1603 • ECU DTC Codes: P0106, P0068, P0101

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.