Knowledge base
Mechanical
Possible causes
- Dragging brake, bearing, drivetrain
- Mechanical binding in the motor
Safe test steps
- Free rotation unpowered; locate the noise source.
Workshop reference values
- No general documented measurement value – manufacturer service documentation required.
Repair approach
- Adjust, lubricate, replace worn parts using manufacturer torque values.
Tools needed
- Basic hand tools, insulated screwdrivers
- Torque wrench
Safety
- For tests with a spinning wheel use a secure work stand with the driven wheel raised.
Related verified fault codes
There is no verified fault code for this topic.