🛒 Mr Auto Fixer Shop

Professional Guides
in Plain English

Written by a professional UK mechanic with years of hands-on experience. Buy once, download instantly, keep forever.

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★ Written by a Professional Mechanic
🇬🇧 UK-Specific Content
Our Guides
Plain English. Professionally written. Instant download. Eight guides available.
The UK Car Owner's Essential Guide
PDF Guide
30+ Pages
The UK Car Owner's Essential Guide
Everything you need to know to own, maintain and look after your car — in plain English. From warning lights to buying a used car, this guide covers it all.
  • All dashboard warning lights explained
  • How to check oil, coolant and all fluids
  • Tyre pressures, tread depth and the 20p test
  • Your service schedule fully explained
  • What an MOT actually tests
  • How to avoid getting ripped off at a garage
  • DIY jobs you can realistically do yourself
  • Used car buying inspection checklist
£9.99
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OBD Fault Code Plain English Guide
PDF Guide
40+ Pages
OBD Fault Code Plain English Guide
Plug in a cheap OBD reader and finally understand what your car is telling you. 100 of the most common fault codes explained — what they mean, what causes them, and what to do.
  • 100 most common fault codes covered
  • Plain English — no jargon
  • Severity rating for every code
  • Causes listed for each fault
  • What to do — step by step for each code
  • Covers petrol and diesel engines
  • Quick reference table for fast lookups
  • Works with any OBD2 scanner
£7.99
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Used Car Inspection Checklist
NEW
35+ Pages
Used Car Inspection Checklist
The professional mechanic's complete buying guide. Take this with you every time you view a used car — it covers everything a trained mechanic looks for.
  • 6-section inspection checklist
  • Before you arrive — history checks explained
  • Full exterior, bonnet and interior checks
  • Test drive checklist — what to listen for
  • Documentation and paperwork guide
  • 10 immediate red flags — when to walk away
  • Repair cost table for negotiating the price
  • Printable format — take it with you
£4.99
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Ford Transit Custom Owner's Bible
NEW
40+ Pages
Ford Transit Custom Owner's Bible
The complete owner's guide to the UK's best-selling van. Everything you need to know about common faults, the wet belt problem, DPF, maintenance and keeping your Custom on the road.
  • The wet belt problem fully explained
  • Vacuum pump & hard brake pedal fault
  • DPF prevention and cure guide
  • All common fault codes explained
  • Full service schedule
  • DIY repairs with free video guide links
  • Used Transit Custom buying guide
  • Essential tools and spare parts list
£12.99
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Pre-MOT Preparation Guide
NEW
35+ Pages
Pre-MOT Preparation Guide
Around 40% of MOT failures are caused by faults the driver could have fixed themselves. This guide walks you through every single MOT test item so you can find and fix problems before you go in.
  • Complete lights & signals check
  • Tyre tread, pressure and condition guide
  • Brake check — pedal feel, fluid, handbrake
  • Wipers, washers and screen inspection
  • Bodywork, horn and number plates
  • Emissions and engine warning lights
  • Most common failures and how to fix them
  • Day-before 10-minute quick checklist
£4.99
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Diesel Car Owner's Troubleshooting Guide
NEW
40+ Pages
Diesel Car Owner's Troubleshooting Guide
Diesel faults are expensive when you don't know what's happening. This guide covers every common diesel problem in plain English — DPF, EGR, glow plugs, turbos, injectors and timing.
  • DPF — prevention, regeneration and cure
  • EGR valve faults fully explained
  • Glow plug diagnosis and replacement
  • Turbocharger problems — boost pipes to failure
  • Fuel injector faults and diagnosis
  • Timing chain and belt warnings
  • Symptom lookup — 15 common symptoms explained
  • Full diesel maintenance schedule
£9.99
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DIY Car Service Guide
NEW
30+ Pages
DIY Car Service Guide
A complete beginner's guide to servicing your own car at home. No experience needed — step-by-step instructions that could save you £200+ every year on garage bills.
  • Step-by-step oil & filter change guide
  • Air filter replacement — any car
  • Pollen filter — all common locations covered
  • Spark plug replacement (petrol)
  • Service light reset — all main brands
  • Complete service checklist to tick off
  • Tools you need and what they cost
  • Estimated saving for every job
£9.99
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How to Buy a Car on Finance Without Getting Ripped Off
NEW
35+ Pages
How to Buy a Car on Finance Without Getting Ripped Off
90% of UK cars are now bought on finance. This guide explains PCP, HP and PCH in plain English, decodes all the jargon, reveals how dealers make their money — and shows you how to negotiate a better deal.
  • PCP, HP, PCH and personal loans explained
  • Finance jargon fully decoded
  • How dealers profit from your finance deal
  • Step-by-step negotiation guide
  • Finance type comparison table
  • Red flags — when to walk away
  • Your legal rights as a buyer
  • Questions to ask at the dealership
£4.99
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🔒 Secure Checkout via Payhip

All purchases are processed securely through Payhip. You receive an instant download link by email the moment your payment is confirmed. Works on any device — phone, tablet or computer.

Common Questions

How do I receive my guide after purchase?
As soon as your payment is confirmed you receive an email with a download link. You can download immediately and keep the file forever. No waiting, no shipping.
What format are the guides in?
All guides are PDF files. They open on any device — phone, tablet, laptop or desktop — using any PDF viewer. Most devices open PDFs automatically without needing an app.
Are these guides specific to UK vehicles?
Yes. The guides are written specifically for UK drivers with UK pricing, UK legal requirements (MOT, tyre law etc.) and the most common vehicles seen on UK roads.
Do I need any mechanical experience to use these guides?
No. These guides are written in plain English specifically for car owners who are not mechanics. No jargon, no assumed knowledge — just clear, practical information.
Can I get free repair guides on the website?
Yes — all the step-by-step vehicle-specific repair guides on this website are completely free. The shop guides are broader reference documents covering topics that apply to all cars.
Who writes these guides?
All guides are written by the Mr Auto Fixer — a professional UK mechanic with years of hands-on experience. The same person behind the free guides on this site and the YouTube channel.