AI car diagnostics
Your car talks in codes.
Athrun tells you what it means.
Scan a check-engine light, describe a noise, or paste a trouble code — and get a clear, plain-English read on what’s wrong, how serious it is, and what to do next. Built for owners, not mechanics.
How it works
Tell it what’s happening
A warning light, a noise, a rough idle, or a trouble code straight off your OBD-II scanner.
Get a straight answer
Likely causes ranked by probability, how urgent it is, and what it usually takes to fix.
Act on it
Look up fit-matched parts, or find a trusted shop nearby when you’d rather hand it off.
What’s inside
Diagnosis in plain English
No jargon walls. Describe the problem in your own words and get reasoning you can actually follow.
Start a chat →Codes and service bulletins
Look up any trouble code, or check what the manufacturer has documented for your vehicle.
Search the library →Your whole garage
Keep every vehicle in one place — mileage, service history, and open recalls that stay with you.
Open your garage →Parts & help nearby
Search parts narrowed to your vehicle, or find a shop close by when you want a professional.
Find parts →Start with a common code
Already know your code? Go straight to it — or search the full library.
Stop guessing what that light means.
Straight answers in plain English, right in your browser. No account needed to start.
Ask about your car