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Hyundai TSB #23-HC-001H-1
2011 Hyundai Sonata Hybrid
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- On certain Sonata hybrid (YF HEV) vehicles, the HEV safety plug or power relay assembly (PRA) may cause the following symptoms and one or more current related DTCs. Follow the Service Procedure before diagnosing the hybrid battery. Please review the following instructions carefully to determine applicability depending on the model year of your vehicle. Warning light: ⢠No âEV Readyâ mode, or âReadyâ light blinks on and off ⢠âCheck Engineâ warning light on ⢠Charging system warning light on ⢠âWrenchâ symbol (service indicator) blinks on and off Drivability symptoms: ⢠Vehicle will not move from a stop or gasoline engine will not turn on. ⢠Warning in the instrument cluster display: âHybrid System Warning! Safely stop and Do Not Driveâ and/or alarm sound.
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