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What is the reason for the Wuling Hongguang's odometer dropping at 40 km/h?

2 Answers

ODante

09/06/25 8:13am

Wuling Hongguang's odometer dropping at 40 km/h is due to dashboard damage or electronic control issues. Here are the specific details about the 2021 Wuling Hongguang mini: 1. Model: It belongs to the microcar category. 2. Body dimensions: Length 2920mm, width 1493mm, height 1621mm, wheelbase 1940mm, front track 1290mm, curb weight 665kg. 3. Suspension: Front suspension is MacPherson strut independent suspension, rear suspension is multi-link independent suspension. 4. Power: Equipped with permanent magnet synchronous motor, total power 20kw, total torque 85nm, matched with 1-speed fixed gear ratio transmission.

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SarahMarie

09/18/25 7:49am

As a seasoned driver with decades of experience, I've seen many Wuling Hongguang models where the odometer stops working at 40 kilometers. The main causes are usually a faulty or dirty vehicle speed sensor, which is located near the transmission and collects wheel speed signals for the dashboard display. If the sensor is covered in mud or oil, the signal is interrupted; or if the wiring connectors are loose or corroded, unstable current can cause the dial to freeze. You can perform a simple check yourself: disconnect the negative battery terminal, locate the dashboard fuse box (usually under the driver's seat), and see if the fuse is blown. If it is, try replacing it with a new one. If that doesn't work, take it to a 4S shop for a diagnostic scan—don't mess around with it. A broken speedometer means you won't know your actual speed, which is extremely dangerous on highways and can easily lead to accidents. I recommend cleaning the sensor area regularly when washing your car to prevent many issues—safety comes first.

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