Illuminated check engine warning light due to Diagnostic Trouble Codes (DTC) listed below
Hyundai technical service bulletin 20-01-047H for 2020 Hyundai Elantra.
- Bulletin number
- 20-01-047H
- Component
- Electrical system
- Summary
- 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.
Owners of these vehicles have filed 27 complaints in the electrical category.
Vehicles covered
- Hyundai Elantra 2020 2020
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