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Microcars: the maintenance you must not skip

CalosGroup editorial team · Published on 3 November 2026

Variator and belt, brakes, battery, oil and tyres: the checks that keep a microcar safe and within the legal limits.

A microcar has a small engine and a variator transmission: few parts, but they work hard, especially in city traffic. Following the manufacturer's intervals costs little and avoids expensive failures.

The points to watch

  • variator belt and rollers: they wear with use, and when they are worn out the microcar accelerates badly or slips;
  • brakes: pads and fluid, with the same care as a car;
  • battery: with many short trips it runs down easily, especially in winter;
  • engine oil and filters: at the intervals in the handbook;
  • tyres: pressure and wear, because the vehicle is light and grip matters.
Do not modify the variator, ECU or exhaust to go faster: light quadricycle microcars have a legal maximum speed of 45 km/h, and tampering can lead to fines and the vehicle being stopped.

The steps

  1. Check the maintenance intervals for your model in the handbook.
  2. Every month: tyre pressure, lights, oil level and brake fluid.
  3. If the microcar accelerates jerkily or the engine revs up without the car speeding up, have the variator belt and rollers checked.
  4. In winter, if you only do short trips, charge the battery with a charger from time to time.
  5. Have the oil and filters changed at the intervals in the handbook, even if the mileage is low.

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