When Should a Car Motor Be Replaced?

1 Answers
BrantleyLynn
07/30/25 2:38am
There is no specific time for replacing a car motor. If there is no malfunction or damage, replacement is unnecessary. However, if the car motor is damaged, it should be replaced promptly to avoid affecting the vehicle's startup. The function of the motor is to drive the starter rotor to rotate by the force exerted on the energized coil in the magnetic field. The small gear on the rotor then drives the engine flywheel to rotate, thereby turning the crankshaft and starting the car. The motor consists of an internal gear ring and a matching gear or rotor. The internal gear ring is fixed to the housing, and the oil entering from the oil port pushes the rotor to revolve around a central point. This slowly rotating rotor drives the output through a splined shaft, forming a cycloidal hydraulic motor. Each series of motors offers various displacement options to meet different speed and torque requirements.
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