Describe the fault
Type symptoms in plain English — noises, smells, warning lights, or when it happens. Optional plate lookup adds vehicle context.
AI DIAGNOSTICS
Describe your fault. Get instant AI analysis.
Plain-English symptom checking trained on millions of UK repair records. Probable causes, urgency rating, and estimated repair costs — free, no account required.
Vehicle details
Optional — helps the AI tailor your diagnosis if you are not using a UK registration lookup.
AI ANALYSIS
Primary diagnosis confidence
—
MODERATE
Estimated repair cost (UK independent garage)
- Labour
- Parts
This is guidance only — not a substitute for a physical inspection by a qualified technician.
HOW IT WORKS
Three steps from symptom to solution
No jargon. No OBD codes. Just describe what your car is doing.
AI pattern matching
Models trained on millions of UK repair records compare your case by make, mileage, and engine type.
Book with confidence
See urgency, estimated cost, and garages that have fixed this fault before — then request quotes in one tap.
FAULT LIBRARY
Common faults we diagnose every day
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Alternator replacement