This bulletin provides information related to an Electronic Control Module (ECM) software update which...
Hyundai technical service bulletin 21-01-009H for 2020 Hyundai Sonata.
- Bulletin number
- 21-01-009H
- Component
- Electrical system: software
- Summary
- This bulletin provides information related to an Electronic Control Module (ECM) software update which revises detection logic for DTC P2422: EVAP System Restricted Vent Valve logic.
Owners of these vehicles have filed 41 complaints in the electrical category.
Vehicles covered
- Hyundai Sonata 2020 2020
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