Put the Wrong Fuel in Your Car? Here's What to Do Immediately to Avoid Damage

According to estimates, as many as one in four drivers make this mistake at least once.

Put the Wrong Fuel in Your Car? Here's What to Do Immediately to Avoid Damage

TL;DR

  • Putting the wrong fuel in your car can cause serious engine damage and costly repairs.
  • If you realize the mistake before starting the engine, do not start it; the fuel can be pumped out, costing 100-250 euros.
  • If you start the engine, the wrong fuel circulates through the system, potentially causing injector damage, fuel pump failure, and engine problems, with repairs costing 800-5000+ euros.
  • Immediate steps if you put in the wrong fuel: do not start the engine, leave the car in neutral, inform the gas station staff, move to a safe spot if possible, and call a tow truck.
  • Symptoms of wrong fuel in the tank while driving include loss of power, exhaust smoke, rough idling, engine stalling, and strange engine noises; stop immediately if noticed.
  • Damage from wrong fuel is usually not covered by manufacturer warranty or standard car insurance.