Filled Wrong Fuel In A Car? Heres What To Do!

- What kind of fuel you add to your car is always predetermined
- You should never experiment with the fuel your car requires to run
- Know what to do incase you have put the wrong fuel in the engine
The automobile industry has changed quite a bit in the last few years, with electric cars being launched last year. However, the consumer market predominantly still purchases cars those run on fuel, mainly diesel and petrol. With the significant hike in oil prices, several car owners around the world are experimenting with different fuels than advised, which is a terrible idea. Even though it has become quite common in the community, this article can help you not only understand how to face the situation but also how you can better it.

Photo Credit: www.mahindrafirstchoice.com
What are the symptoms of putting the wrong fuel in your car?
Although putting the wrong fuel in your car should be avoided at all costs, it is not an uncommon sight to see. Maybe you have been given the wrong information about the vehicle or just made a mistake; understanding how to figure out the same is utterly important. Here mentioned are some symptoms of adding the wrong fuel to your car.
The engine will seize to work properly:
This is the first and most significant problem you will face. Although in most cases, the engine works properly for the first few moments, it eventually cuts out and starts showing problems. Your car might even stop running in the middle of the street.
Extra smoke from the exhaust:
Another common thing to witness is abnormal smoke from the exhaust pipes. While there are many causes for this, the most common one is using the wrong fuel for your car. This might also call cause some severe and is irreparable problems.
The engine fails to start at all:
This is another sign that you have been using the wrong fuel in your car. While as the first point mentioned, the engine will eventually stop working, in this case, it does not start at all.
If you face any of these situations with your car, you should immediately take professional assistance and seek help from a professional. It is also a better option to tow down your car to either the parking bay or repair centre since driving it might cause further problems to the engine.
What happens when you add diesel to a petrol Engine?
Usually, adding diesel to a petrol car is not as common since the detailed dispenser nozzle doesn't fit the car tank. However, if on the off chance it does happen, this is how you will know:
- The exhaust will produce excessive smoke
- The engine might misfire
- The engine might not restart
- The engine will completely shut down

Photo Credit: www.mynrma.com.au
What happens when you add petrol to a diesel engine?
When compared to the pre-mentioned scenario, this is more common as petrol can get easily confused with diesel and can have several implications on the engine. Some of them are mentioned here:
- The car slows down acceleration
- There is excessive smoke from the exhaust
- The warning light flickers
- The engine makes an abnormal sound while driving
- It might not restart
- It can completely stop the ignition
What to do in such a case?

Photo Credit: theuijunkie.com
Now that you know what happens in such scenarios, it is time you understand what you should do. If you have already misfueled your car and started the engine, it is best if you shut it off immediately and put the car in neutral. Push the vehicle near a safer spot and contact the RAC fuel petrol to help. They will help you drain the fuel and flush the entire system clean. This can save your engine in the process. In addition to that, you should also give your insurance agent a call and tell them about what happened.
On the other hand, if you have already recognized the symptoms before you have turned your engine on, taking it to a professional is the best way to go. Ensure that you do not turn the engine on in any scenario as that might cause the fuel to travel from its tank to the engine.
With this information, you can surely help your car be in better shape in case of such a mishap. All in all, contacting the RAC fuel petrol is the best decision as they know what should be done and have the right expertise and experience with such cases.
Latest News
car&bike Team | May 9, 2026Honda CB1000 Hornet SP Recalled In IndiaHonda has announced a voluntary recall for the CB1000 Hornet SP over issues related to the fuel feed hose routing and engine oil consumption.2 mins read
car&bike Team | May 9, 2026Ducati Panigale V4 Lamborghini Lands In India; Costs A Cool Rs 1.25 CroreIndia has received just one unit of the Ducati Panigale V4 Lamborghini, which is spoken for already.1 min read
car&bike Team | May 9, 20262026 Skoda Kodiaq: What’s New?Skoda has updated the 2026 Kodiaq with the addition of Level 2 ADAS, while some of the features previously reserved for the top-spec trim are now available on the mid-spec trim.2 mins read
car&bike Team | May 9, 2026Hyundai To Introduce 2 New SUVs In FY2027Hyundai has confirmed plans to launch two new SUVs in India during FY2027, including a locally developed compact electric SUV.2 mins read
car&bike Team | May 8, 2026Tata Nexon Pure+ PS Launched: India's First Car Under Rs 10 Lakh With Panoramic SunroofThe Pure+ PS trim is priced from Rs 9.59 lakh and sits above the standard Pure+ trim in the range.1 min read
car&bike Team | May 8, 2026Norton Manx R Prices, Variants, Specs Announced In The UKThe upcoming Norton Manx R is the flagship model from TVS-owned Norton Motorcycles, and it has been announced with four variants.2 mins read
Jafar Rizvi | May 3, 2026River Indie Gen 3 Long Term Report: 1 Month, 400 km AfterAfter a month and 400 km, the River Indie impresses with its utility-first approach, smooth ride and standout design, despite a few everyday usability compromises.8 mins read
Bilal Firfiray | May 2, 2026Volkswagen Taigun Facelift Review: Still The Driver’s SUV, But Improved!The updated Volkswagen Taigun gets a new 8-speed automatic, a refreshed design, and added features. But does it still deliver the best driving experience in the C-SUV segment?5 mins read
Shams Raza Naqvi | Apr 29, 2026Toyota Innova Hycross Vs Mahindra XEV 9S: Choosing The Right Three Row Family MoverIn a battle of three-row cars the electric Mahindra XEV 9S takes on the Toyota Innova Hycross. Which one ticks more boxes?1 min read
Janak Sorap | Apr 26, 2026BMW F 450 GS First Ride Review: Almost A Proper GS With Big Bike DNANew 420cc twin, premium build, feature-loaded and Easy Ride Clutch — but does it deliver where it truly matters?8 mins read
Seshan Vijayraghvan | Apr 25, 20262026 MG Majestor Review: Bold, Feature-Packed And Off-Road ReadyWe spent time with the MG Majestor to see how much of an improvement it is over the Gloster, and whether it can take on the segment leader – Toyota Fortuner.9 mins read



















































































































