The contact owns a 2021 Volkswagen ID.4. The contact stated that the vehicle failed to start. The warning message "High Voltage - Electrical Hazard - Don't Drive - Park Vehicle" were illuminated. The contact turned the vehicle off and, on several times, until the warning message disappeared. The vehicle was taken to the dealer to be diagnosed. No issues were found with the vehicle. The contact stated that the failure reoccurred. The vehicle was taken back to the dealer where it was diagnosed that the failure was associated to an air pocket in the cooling system. The dealer bled the cooling system; however, the failure persisted. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 22V162000 (Electrical System). The manufacturer was not notified of the failure. The failure mileage was approximately 4,000.

- Norco, CA, USA