Voltage protection device improper activation
Defect Summary
Hyundai motor america (hyundai) is recalling certain 2016-2018 hyundai sonata plug-in hybrid vehicles. these vehicles are equipped with a voltage protection device (vpd), designed to protect the high voltage battery module, that may activate inadvertently.
Safety Consequence
If the vpd activates while the vehicle is being operated in electric vehicle (ev) mode, there may be a loss of power, increasing the risk of a crash.
Corrective Action
Hyundai will notify owners, and dealers will remove the vpd switch and install a new battery management system (bms) that contains an overvoltage protection device (opd). the recall is expected to begin may 2018. owners may contact hyundai customer service at 1-855-371-9460. hyundai's number for this recall is 175.
Similar Recalls
Other recalls from Hyundai Motor America or involving N/A.
FAQ: Recall 18V166000
Your rights, the repair process, and what each field on this page means.
What is recall 18V166000?
NHTSA recall 18V166000 was issued by Hyundai Motor America on March 12, 2018. It addresses: Voltage protection device improper activation. The recall affects approximately 2,840 vehicles, with the defect involving the N/A component.
How do I get this recall repaired?
Contact any authorized Hyundai Motor America dealer and reference NHTSA recall ID 18V166000 or the manufacturer campaign number 175. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.