Hyundai TSB #23-01-014H-4
2011 Hyundai Sonata
Affected Component: ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:SENSOR
- Certain Hyundai vehicles may not be equipped with an immobilizer. This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.