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Why is the motorcycle odometer not working?

2 Answers

LeMaria

07/28/25 9:22pm

Motorcycle odometer failure is mostly caused by a broken cable or a damaged speedometer gear inside the front wheel. First, remove the cable from the front wheel to check if it is broken. Rotate the front wheel to see if the gear shaft rotates. If the cable is broken, replace it directly. If the gear shaft does not rotate, remove the front wheel for repair or replace the speedometer gear. Below is an introduction to scooters: 1. How the scooter transmission system works: The principle of the transmission mechanism of a scooter is to connect two pulley discs with a drive belt. When the engine is idling, the two pulley discs and the drive belt are in a loose state and cannot drive the motorcycle forward. When the engine speed increases, the two pulley discs begin to tighten with the belt due to centrifugal force, and the transmission ratio changes. The higher the engine speed, the greater the change in transmission ratio, and the faster the vehicle speed. 2. Maintenance of the scooter transmission system: After the motorcycle transmission cover is installed, the air guide disc on the front pulley creates a directional airflow inside the transmission box. This serves two purposes: one is to dissipate heat from the transmission system, and the other is to blow out the dust generated during the operation of the transmission system to prevent excessive wear of the internal components.

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BentleyDella

08/12/25 2:01am

When my motorcycle odometer stops working, I usually first check if the speed sensor on the wheel is dirty or clogged with mud—just wipe it clean with a soft cloth. If the issue persists, inspect the wiring from the sensor to the dashboard for any damage or loose connections, and manually reseat them. A blown fuse is a common culprit; open the fuse box and replace the corresponding fuse. Internal dashboard failures, like a stuck motor, require disassembly for cleaning or part replacement. To prevent this, avoid spraying water directly on the sensor area during car washes. Neglecting repairs can lead to incorrect maintenance scheduling, affecting engine longevity. I recommend checking these points during routine maintenance, as riding safety relies on accurate mileage records.

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