Check that
- the engine is working normally and that fuel consumption is normal
- there is no leakage of fluids
- braking effect on braking works as intended
- all lamps are working - adjust headlamp level if the car is heavily laden
- the tyres have sufficient tread depth and pressure. Change to winter tyres when driving to areas where there is a risk of snowy or icy road surfaces
- starter battery charging is good
- the wiper blades are in good condition
- a warning triangle and high-visibility vest are located in the car - legally required in certain countries