This bulletin provides information related to an Electronic Control Module (ECM) software update to revise...
Hyundai technical service bulletin 23-01-010H for 2015-2019 Hyundai Sonata.
- Bulletin number
- 23-01-010H
- Component
- Engine and engine cooling
- Summary
- This bulletin provides information related to an Electronic Control Module (ECM) software update to revise the fuel injection control logic to compensate for O2 sensor aging and control tailpipe emissions within applicable standards.
Owners of these vehicles have filed 1,835 complaints in the engine category.
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