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Frequently asked questions about cars and motorcycles

How to Replace the Gearbox Oil in a Smart 451?

Model: Smart Smart 451 - Years 2007-2015
Part: Transmission fluid

To replace the gearbox oil in the Smart, access the lower part of the engine compartment located at the rear of the car: here, you will need to unscrew the gearbox oil drain plug, allowing the oil to flow out and collecting it in a suitable container positioned accordingly. Once all the oil has been collected, insert the new oil through a tube placed in the drain plug. When all the oil has been inserted, remove the tube and close the drain hole with the appropriate plug.

Updated on 16 June 2026 by ScegliAuto

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How to Reset the Central Locking of the Volkswagen Golf 4?

If the central locking system of the Volkswagen Golf 4 is not working, it is likely necessary to reset the system: to do this, open the driver's door and detach the side panel of the dashboard next to the steering wheel. Under this panel, you will find the fuses, including the one for the central locking, which is indicated in the manual as number 14. To reset the system, remove this fuse from its housing, then reinsert it or replace it with a new one of the same amperage: this will reset the central locking system.

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