Car Advice, Maintenance & Repair Guides
Expert advice, maintenance guides, MOT information and vehicle ownership tips for UK drivers.
Our articles are written and reviewed using industry-standard repair information and real-world automotive experience to help UK drivers make informed decisions about vehicle maintenance and repairs.
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Practical, UK-focused advice from the Hon Car Service editorial team.
Windscreen washers not working in winter? What to check
No spray from your windscreen washers on a cold morning? Check for low fluid, freezing or a fault, and find out what the MOT requires.
Can You Mix Engine Oils? What to Check Before Topping Up
Can you mix engine oils? Learn why viscosity, specifications and manufacturer approval matter, and what to do after an uncertain top-up.
Europe Bans Diesel for Cleaner Air
Is Europe banning diesel cars? What low-emission zones, the UK's 2030 rule and the EU's 2035 plan mean for your diesel, at home and abroad.
MOT Changes 2026: Every New Rule Explained (Updated October 2026)
Every MOT change in 2026 explained: approved LED headlight bulbs, photos at the test, new advice for some models and what hasn't changed.
MOT Failure Rate 2025–26: The Latest DVSA Statistics Explained
Latest DVSA figures: 27.5% of car MOT tests found a failure-level defect in 2025–26. The top failure reasons, the five-year trend and what drivers can check.
Car Won’t Start in the Cold? Causes and What to Do
Car slow to start or dead on a cold morning? Why cold weather hits batteries and diesels, what to try safely, and how to stop it happening again.
Driving in Fog: When to Use Fog Lights (UK Rules)
When should you use fog lights in the UK? The 100-metre rule, how to drive safely in fog, the daytime running light trap and the MOT rules for fog lights.
How to De-ice Your Car Safely (and What the Law Says)
Frosty windscreen? How to de-ice your car quickly and safely, what the Highway Code says about clear windows, and the mistakes that crack glass or risk a fine.
All Warning Lights On After a Storm? What to Check First
Warning lights on after Storm Austen or heavy rain? Often it's a dirty radar or camera sensor, not a big fault. What to check first, how to clean sensors safely and when you need a diagnostic check.