Motor Whine

From Unofficial Zero Manual
Jump to: navigation, search

While moving, the motor tends to make a solid smooth tone resonant with the motor's rotational speed.

Related Confirming Symptoms
  • Typically, this occurs while the motorcycle is traveling at speeds above 10mph.
  • Most noticeable between 15-30mph (30-50kph).
Causes
  • The motor shaft bearings are likely the primary generator of this resonant noise.
Effects
  • None; this is normal and expected.