1 Steps 1 How to disassemble the automobile starting motor is located in the engine compartment near the engine. A hex wrench is required to remove the starting motor. The specific operation steps are as follows: the disassembly method of the first four-wheel drive motor: the motor shell has two positioning claws. Open it with a narrow screwdriver, the back cover is separated from the shell, and there is a rotor, that is, the axis; 2 Step 2 if you want to continue the decomposition, you can decompose it into the following shapes. The back cover consists of a brush, a bearing and a plastic cover. The shell consists of magnetic steel, elastic retaining ring, metal shell and bearing, and the rotor is made of silicon steel sheet; The motor consists of enameled wire, commutator, rotating shaft and plastic pad. This is the principle of cutting magnetic induction lines in a magnetic field by using electrified coils.