What Causes an Electric Car to Sound Unprovoked?
1 Answers
Pure electric vehicles and plug-in hybrid electric vehicles are required to emit a warning sound when starting and traveling at speeds below 20 kilometers per hour. Below is relevant information: Overview: New energy vehicles refer to automobiles that utilize unconventional vehicle fuels as power sources (or use conventional vehicle fuels with new onboard power devices), integrating advanced technologies in vehicle power control and driving systems, resulting in vehicles with advanced technical principles, new technologies, and novel structures. Others: New energy vehicles include pure electric vehicles, range-extended electric vehicles, hybrid electric vehicles, fuel cell vehicles, hydrogen engine vehicles, etc.