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Hyundai TSB #23-01-072H
2019 Hyundai Ioniq Hybrid
TSB Document:
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- This bulletin provides the procedure to update the Hybrid Control Unit (HCU) / Low DC/DC Converter (LDC) software logic to eliminate internal P-DTCs (that are not viewable) in certain 2019-2021MY IONIQ Hybrid (AE HEV) and 2021MY IONIQ Plug-in Hybrid (AE PHEV) vehicles.
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