Car History Explained
Clear explanations of what different checks mean and how to understand a car history report.
Car history reports contain a lot of information, and it's not always obvious what each section means or why it matters. These guides break down the terminology, explain what different checks cover, and help you interpret results with confidence.
Longer articles are listed first. Shorter “what does … mean?” definitions are grouped by topic below.
How-to guides
Practical step-by-step walk-throughs for pre-purchase checks.
Used car buying advice
Decision guides, checklists and scam awareness for used car buyers.
Longer articles: car history reports and buying advice
In-depth pieces on reading reports, limits of checks, and buying decisions.
- What does a full car history check actually include?
- What makes a car history check complete vs partial?
- Finance, write-offs, and mileage: which car checks matter most?
- How to read a car history report if you've never bought a car before
- Why car history reports are often hard to understand
- What a car history check can't tell you (and why that matters)
- The most common mistakes buyers make when reading car history reports
- Why cheap car checks often miss important information
- How car history data is collected and why accuracy matters
- Car history checks vs mechanical inspections: what each is for
- When a car history report should make you walk away
- How to use a car history check to negotiate with confidence
Short definitions by topic
Write-off categories and insurance
Finance and ownership
Theft and security
Mileage and usage
MOT and roadworthiness
- What does MOT advisory mean?
- What does MOT failure mean?
- What does long MOT gap mean?
- Missing MOT history / lookup by registration: use the free MOT check (includes an FAQ on no MOT history).