Common faults and maintenance of car starters

2025-08-20

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The motor does not start Possible reasons: insufficient battery power, poor circuit connection, electromagnetic switch failure, internal damage to the motor, etc. Troubleshooting methods: check battery voltage, circuit connections, electromagnetic switch coil resistance, and disassemble the motor if necessary.

The starter motor does not work 
Possible reasons: insufficient battery power, poor circuit connection, electromagnetic switch failure, internal damage to the motor, etc. 
Troubleshooting methods: check battery voltage, circuit connections, electromagnetic switch coil resistance, and disassemble the motor if necessary. 
The starter motor is weak 
Possible reasons: insufficient battery power, short circuit in the armature or excitation winding, commutator wear, bearing jam, etc. 
Solutions: replace the battery, repair or replace motor components. 
The starter motor is idling 
Possible reasons: the drive gear and flywheel ring gear are not engaged, one-way clutch slipping, etc. 
Solutions: check the transmission mechanism, adjust or replace the one-way clutch. 
The starter motor emits abnormal noise 
Possible reasons: gear wear, bearing damage, electromagnetic switch failure, etc. 
Solutions: replace worn parts, repair the electromagnetic switch.

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Common faults and maintenance of car starters

The motor does not start Possible reasons: insufficient battery power, poor circuit connection, electromagnetic switch failure, internal damage to the motor, etc. Troubleshooting methods: check battery voltage, circuit connections, electromagnetic switch coil resistance, and disassemble the motor if necessary.

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