What to Do If You Put Petrol into a Diesel Car in Suffolk
- wrongfuelincarresc
- 4 days ago
- 4 min read
Putting petrol into a diesel car is a common mistake that can cause serious damage to your vehicle. If you find yourself in this situation in Suffolk, knowing the right steps to take can save you time, money, and stress. This guide explains what happens when petrol enters a diesel engine, how to respond quickly, and where to get professional help, including contact details for local rescue services.

Why Putting Petrol in a Diesel Car Is a Problem
Diesel engines and petrol engines operate differently. Diesel fuel lubricates the engine’s fuel system, while petrol acts as a solvent. When petrol enters a diesel engine:
It reduces lubrication in the fuel pump and injectors.
It causes increased friction and wear.
It can lead to engine knocking or failure.
It may clog fuel filters and damage fuel injectors.
Even a small amount of petrol in a diesel tank can cause damage if the engine is started and driven.
Immediate Steps to Take If You Put Petrol in a Diesel Car
If you realize you’ve put petrol into your diesel car, act quickly to minimize damage:
Do not start the engine
Starting the engine circulates petrol through the fuel system, increasing the risk of damage.
Turn off the ignition if the engine is running
If you notice the mistake after starting, switch off the engine immediately.
Call a professional rescue service
Contact a local wrong fuel rescue specialist in Suffolk. They have the tools and expertise to drain and flush the fuel system safely.
Avoid driving the car
Driving can worsen the damage and increase repair costs.
Inform your insurance company
Some policies cover wrong fuel incidents, so check your coverage.
How Professionals Fix Wrong Fuel Issues
Wrong fuel rescue teams in Suffolk follow a clear process to fix the problem:
Drain the contaminated fuel
They remove all petrol from the diesel tank.
Flush the fuel system
This clears petrol residues from fuel lines, filters, and injectors.
Replace fuel filters
Filters often get clogged and need replacement.
Refill with clean diesel
After cleaning, the tank is refilled with the correct fuel.
Test the engine
The vehicle is tested to ensure it runs smoothly without damage.
This process prevents long-term damage and restores your car’s performance.
How to Avoid Putting Petrol in a Diesel Car
Preventing this mistake is better than fixing it. Here are some tips:
Check the fuel pump label carefully
Diesel pumps are usually green, petrol pumps are often black or red. Always read the label before filling.
Know your car’s fuel type
Keep a note inside the fuel flap or on your keychain.
Stay focused at the pump
Avoid distractions when refuelling.
Ask for help if unsure
Petrol stations staff can assist if you’re uncertain.
Use apps or reminders
Some apps help track your vehicle’s fuel type and alert you.
What Happens If You Drive After Putting Petrol in a Diesel Car
Driving with petrol in a diesel engine can cause:
Fuel pump failure
Petrol damages the pump’s lubricating parts.
Injector damage
Injectors can clog or fail due to lack of lubrication.
Engine knocking and stalling
Petrol burns differently, causing rough running.
Costly repairs
Repair bills can run into thousands if the engine is severely damaged.
If you’ve driven even a short distance, inform the rescue service so they can assess the damage.
Wrong Fuel Rescue Services in Suffolk
Suffolk has several reliable rescue services specializing in wrong fuel incidents. One trusted option is Wrong Fuel In Car Rescue Suffolk. They offer:
24/7 emergency response
Fast arrival times across Suffolk
Professional fuel draining and flushing
Competitive pricing and clear advice
You can reach them at 07904 731886 for immediate assistance.
What to Expect When Wrong Fuel Rescue Arrives
When the rescue team arrives, they will:
Inspect the vehicle and confirm the fuel type mistake.
Drain the petrol from the tank using specialized equipment.
Flush the fuel system to remove petrol traces.
Replace fuel filters if needed.
Test the engine before letting you drive again.
Provide advice on next steps and repairs if necessary.
Their goal is to get you back on the road safely and quickly.
Cost Considerations for Wrong Fuel Recovery
The cost of fixing petrol in a diesel car depends on:
How much petrol was added.
Whether the engine was started or driven.
The extent of damage to fuel system components.
Typical costs include:
Fuel draining and flushing: £100–£300
Fuel filter replacement: £50–£150
Additional repairs if damage occurred: £500+
Using a professional rescue service early can reduce costs by preventing further damage.
What to Do After the Rescue Service Fixes Your Car
Once your car is fixed:
Monitor engine performance
Watch for unusual noises, stalling, or warning lights.
Get a full service check
A mechanic can inspect for hidden damage.
Keep records
Save invoices and reports for insurance claims.
Refuel carefully next time
Use the experience to avoid repeating the mistake.
Summary
Putting petrol into a diesel car in Suffolk is a serious issue but can be managed with quick action. Do not start or drive the car, call a professional rescue service like Wrong Fuel In Car Rescue Suffolk at 07904 731886, and let experts drain and clean your fuel system. Acting fast prevents costly repairs and gets you back on the road safely. Always double-check your fuel type before filling up to avoid this problem altogether.



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