Hyundai TSB #22-01-023H-1
2019 Hyundai Sonata Plug-in Hybrid
Affected Component: ENGINE AND ENGINE COOLING
- Summary
- Certain vehicles listed below may experience the Check Engine warning lamp illuminated with DTC P1326 and/or an engine concern/noise related to connecting rod bearing wear or damage. Follow the procedure to inspect the vehicle and replace the engine and/or update the engine ECU software (if new ROM is available) based on the inspection results.