- Not just a code — an explanation We show you what P0420 actually means.
- No subscription Pay once. Own it forever.
- Use it before you buy Reveals hidden fault codes on used cars, even if the seller has reset the panel.
- Same data as the workshop Without the markup in the price.
- Up and running in 60 seconds No account, no app login — just Bluetooth and scan.
You can shop with confidence with us!
If you are not 100% satisfied within 30 days, you can easily return the product and get a full refund - without any hassle.
We also offer a 2-year warranty on manufacturing defectts and a 30-day money-back guarantee if you are not satisfied with your purchase.
Fast & secure delivery with Postnord, EarlyBird, CityMcail, DHL Express.
We process your order within 1-3 days, and delivery usually takes 4-9 business days depending on where you live. All shipments are trackable all the way to your home - for your peace of mind and convenience.
Check engine light came on and I had no idea what it meant. Plugged this in, had the code on my phone in under a minute, and knew exactly what to ask the garage before they quoted me.
Used it before viewing a second-hand Golf and it pulled up two stored fault codes the seller never mentioned. Walked away from that car and saved myself a lot of money.
Setup took about a minute and there is no subscription, which is why I picked it. Reads and clears codes on my 2012 diesel without any drama.
You don't know if it's the fuel cap
or a catalytic converter for 14,000 SEK.
The workshop knows. You don't.
So you drive there.
Pay 800–1,200 SEK just for the reading.
And nod to a quote you can't judge.
Littlefound turns that around.
The same codes that the workshop sees.
Before anyone says a price.
🔧 WHEN THE LIGHT COMES ON
The code in 60 seconds.
In Swedish, with how serious it is.
Sometimes it's the gas cap.
Sometimes it's for real.
Now you know which one.
🚗 WHEN YOU BUY USED
Put it in place at the show.
Old error codes are visible even if the seller has reset the panel.
Five minutes in the driveway.
Could save you an expensive fall.
💬 BEFORE THE WORKSHOP
Come in with the code in hand.
"A light is on"
= you are being assessed.
"P0420, catalytic converter"
= you are being taken seriously.
🔄 AFTER THE REPAIR
Fixed the problem? Turn off the light yourself.
No extra time booked.
No extra fee.
1. Plug it in
socket is located under the steering wheel.
No tools required.
2. TURN ON THE IGNITION
Turn the key. The device wakes up.
3. SCAN
Connect via Bluetooth.
Press scan. Done.
No account. No registration.
No subscription.
✅ Petrol from 2001
✅ Diesel from 2006
✅ Most hybrids
All cars from those years have the same OBD2 socket that the workshop plugs into.
YOU GET:
YOU CANNOT:
We'd rather say it now than when the package arrives.
Littlefound pays for itself the first time you use it.
Then you own it.
See how Littlefound compares to regular competitors
| Our | Other | |
|---|---|---|
| Full system scan | ||
| Performance monitoring | ||
| User-friendly mobile app | ||
| Personalized vehicle controls | ||
| Handling of warning lights | ||
| Support for all car makes and models | ||
| No additional tools needed |
We don't do that.
We want you to feel completely confident in your purchase, which is why we offer a 30-day money-back guarantee. If you are not satisfied, return the product within 30 days for a refund.
