Accidentally Filled Up With the Wrong Fuel? Here's What to Do Next!

by AutoExpert   |  21 August, 2024

Share :

So, you've аccidentally put the wrong fuel in your car? Relax, it hаppens more often than you might think—like, to the tune of over 150,000 Americans every year. Before you stress too much, let's wаlk through what you can do to fix this slip-up and get you back on the road without too much drama.

Oops, Wrong Fuel! Now What?

First up, haven't started the car yet? Perfect! Keep it that way. Not turning the ignition is your best bet to avoid major damage.

Wrong Fuel

  • Keep the engine off: Seriously, don't even put the key in.
  • Talk to the station staff: Let them know what's up. They’ve seen this before and can help keep things safe.
  • Move your car safely: Push it to a safe spot if you’re blocking the way.
  • Get professional help: Call your breakdown service or a fuel recovery expert to drain and flush out the wrong juice.
  • Alert your insurance: They should know about the mishap ASAP.

Wrong Fuel

What If You Already Started the Engine?

If your car is already rumbling and you realize the mistake, here’s your game plan:

  • Shut off the engine: If you can safely do it, turn it off right away.
  • Pull over safely: Get to a safe spot off the road.
  • Call for help: Time to get that fuel system cleaned out by the pros.
  • Inform your insurance: Better to loop them in sooner rather than later.

Fixing the Mix-Up

Most of the time, the fix involves draining the bad fuel out and giving you enough of the right fuel to get going. If things look grim, like your car needs more love, you might need a tow to the nearest garage.

Wrong Fuel

The Lowdown on Misfuelling

Every three minutes, someone in the US puts the wrong fuel in their car. It’s easy to do, especially when you’re in auto-pilot mode at the gas station.

Gas in a diesel car? This is the big uh-oh. Diesel acts as a lubricant, and gas, being a solvent, can wear down the engine parts as it circulates.

Diesel in a gas car? Not as catastrophic but still a problem. Diesel can gunk up your spark plugs and lead to engine misfires or smoke belching from your exhaust.

Wrong Fuel

FAQs on Fuel Faux Pas

  • A little gas in a diesel car? More than 3% gas can mess up your engine’s mojo, causing stalling or worse. Get it checked.
  • Wrong fuel consequences? The wrong fuel can gum up your system, affecting everything from the engine to the catalytic converter. Don’t start the engine; call for help.
  • Draining the tank? Depending on the setup, it could be quick or take a couple of hours.
  • Drove with the wrong fuel? Even a short drive can be bad news for your engine’s health.
  • How to tell if you’ve misfuelled? If your engine starts acting up, misfiring, losing power, or stinking like fuel, those are dead giveaways.

Wrong Fuel

If you find yourself in this sticky situation, remember, the faster you act, the better off your car will be. Just breathe, don’t start the engine, and get some help. You’ll be back to smooth driving in no time.

Recomended:

Those Black Dots Around Your Windshield Have Been Hiding Several Important Jobs - Photo
Others
Those Black Dots Around Your Windshield Have Been Hiding Several Important Jobs

They run around the edge of almost every modern windshield: a solid black border that gradually breaks into smaller and smaller dots before disappearing into clear glass.Most drivers have stared t

AutoExpert
Your Tire Pressure Rose on the Highway. Put the Gauge Down Before Letting Air Out - Photo
Tips & Tricks
Your Tire Pressure Rose on the Highway. Put the Gauge Down Before Letting Air Out

The sticker inside the driver’s door says 35 PSI. After an hour on the highway, the dashboard says 39. Four extra pounds of pressure sounds like a problem. The tires were set correctly that morn

AutoExpert
Your Fresh Engine Oil Turned Black Already. Should You Be Worried? - Photo
Others
Your Fresh Engine Oil Turned Black Already. Should You Be Worried?

Fresh motor oil is reassuring stuff. It pours from the bottle in a clear amber stream, looking clean enough to belong in a kitchen rather than an engine.A few hundred miles later, the dipstick can

AutoExpert
The 2027 Toyota Tundra Gets The Upgrade It Needed Most - Photo
Car News
The 2027 Toyota Tundra Gets The Upgrade It Needed Most

Hoping to boost the Tundra's appeal, Toyota has introduced new features and a new Trailhunter model for 2027.Designed for overlanding enthusiasts, the new Trailhunter package is based on the S

AutoExpert
That Tiny Slot Beside Your Shifter Has a Job Most Drivers Never Discover - Photo
Others
That Tiny Slot Beside Your Shifter Has a Job Most Drivers Never Discover

A dead battery is annoying in any parking space. It becomes considerably more awkward when the car is nose-first inside a garage and the tow truck needs it in Neutral.The brake pedal feels normal.

AutoExpert
The “B” on Your Hybrid Shifter Does Not Mean Battery, Boost or Better Economy - Photo
Others
The “B” on Your Hybrid Shifter Does Not Mean Battery, Boost or Better Economy

Park, Reverse, Neutral and Drive need little introduction. Then there is B. It sits on the shifter of many hybrids looking important but refusing to explain itself. Battery seems like the obvious

AutoExpert
There Is Moisture Inside Your Headlight. Do You Actually Need a New One? - Photo
Others
There Is Moisture Inside Your Headlight. Do You Actually Need a New One?

The car comes out of the wash looking excellent, apart from one headlight. Behind the clear lens is a patch of mist, as though someone breathed on the inside of it. The other lamp may be perfectly

AutoExpert
Mercedes-Maybach Just Made Its Flagship SUV Even More Luxurious - Photo
Car News
Mercedes-Maybach Just Made Its Flagship SUV Even More Luxurious

Luxury SUVs have become the vehicle of choice for many ultra-wealthy buyers, and Mercedes-Maybach wants to make sure they don't have to compromise. The new 2027 Mercedes-Maybach GLS 680 takes ever

AutoExpert
Geely Says The Galaxy TT Doesn't Need A Huge Battery To Go 450 Miles - Photo
Car News
Geely Says The Galaxy TT Doesn't Need A Huge Battery To Go 450 Miles

A big battery isn't always the answer. Geely believes the smarter approach is building a more efficient electric drivetrain, and that's exactly what it has done with the upcoming Galaxy TT. Th

AutoExpert
Nissan Says Brake Caliper Colors Actually Mean Something - Photo
Car News
Nissan Says Brake Caliper Colors Actually Mean Something

Think brake caliper colors are just there to look good? Nissan says they actually serve a purpose. According to the automaker, the color behind the wheels acts as a quick visual guide, revealing the t

AutoExpert