Every MotR guide, tool and resource in one place. Browse by category or use the search on specific hub pages.
Common MOT Failures UK
Full statistics on every failure category
Brake MOT Failures
The most safety-critical failure category
Tyre MOT Failures
Tread depth, sidewall damage, incompatible types
Suspension MOT Failures
Worn bushes, failed dampers, cracked springs
Lighting MOT Failures
The most common and cheapest to prevent
Windscreen MOT Failures
Zone A, B, C chip and crack rules
Exhaust MOT Failures
Blowing exhausts and missing catalytic converters
Emissions MOT Failures
Petrol CO/HC and diesel smoke opacity tests
Rust MOT Failures
Structural corrosion — the most expensive failure
MOT Failure Costs UK
Complete repair cost reference
MOT Advisories Explained
What advisories mean and when to act
MOT Failure Reasons
Every reason a car can fail its MOT
Dangerous MOT Failures
Defects that mean you cannot drive
MOT Advisory Checker
Look up advisory meanings
Oil Leak Advisory
When an oil leak becomes serious
Brake Pad Worn Advisory
Pad thickness and replacement timing
Corrosion Advisory
Surface rust vs structural corrosion
Tyre Damage Advisory
Sidewall damage and tread wear
Exhaust Leak Advisory
Blowing exhaust and emissions impact
Headlamp Aim Advisory
Beam alignment and adjustment
Coil Spring Advisory
Cracked and sagging springs
Suspension Arm Advisory
Worn bushes and ball joints
Engine Oil Warning Light
Stop immediately — engine damage risk
Oil Pressure Warning Light
Low oil pressure — catastrophic risk
Battery Warning Light
Charging system fault
Check Engine Light
Stored fault codes and diagnostics
Coolant Temperature Light
Engine overheating — head gasket risk
Brake System Warning Light
Brake fluid or pressure fault
Brake Pad Warning Light
Pads near minimum thickness
ABS Warning Light
Anti-lock braking system fault
Airbag Warning Light
SRS system fault — MOT failure
DPF Warning Light
Diesel particulate filter blockage
TPMS Warning Light
Tyre pressure monitoring system
Service Light
Scheduled maintenance reminder
Glow Plug Warning Light
Diesel pre-heating system
Traction Control Light
TCS or ESC system status
EPC Warning Light
VW Group electronic power control
Power Steering Warning Light
EPS or hydraulic fault
AdBlue Warning Light
Diesel emissions fluid
Start-Stop Warning Light
Auto start-stop system fault
Hybrid System Warning Light
Hybrid powertrain fault
Automatic Gearbox Light
Transmission fault
Electric Power Steering Light
EPS motor or sensor fault
MOT Rules Guide
Complete UK MOT rules and regulations
Can You Drive Without MOT?
Legal penalties and exceptions
MOT Expired — What Happens?
Consequences of an expired MOT
Is There an MOT Grace Period?
The truth about MOT grace periods
Drive to MOT Without MOT?
The pre-arranged test exception
MOT Retest Rules UK
Free and paid retest rules
MOT Exempt Cars
Which vehicles don't need an MOT
Lost MOT Certificate
How to get a replacement
MOT Certificate Check
Verify a certificate is genuine
MOT Mileage Discrepancy
Clocking detection from MOT records
When Is My MOT Due?
How to find your MOT due date
Car Maintenance Guide
Complete UK maintenance schedule
How Often to Service Your Car
Service intervals explained
Interim vs Full Service
What each service includes
When to Change Brake Pads
Pad thickness and warning signs
When to Replace Tyres
Tread depth and age limits
Car Battery Life
How long batteries last and warning signs
Timing Belt Replacement
When to change your cambelt
Clutch Replacement Cost UK
Full cost breakdown
Car Service History Guide
Why history matters
Winter Car Checklist
Prepare your car for winter
Pre-MOT Checklist
10-minute checks before your test
Vehicle Records Guide
Understanding DVLA vehicle records
How to Check Vehicle History
Complete history check guide
What Is a VIN Number?
Vehicle Identification Numbers explained
How to Check a VIN Number
Verifying a car's identity
What Is a V5C Logbook?
The vehicle registration certificate
Buying a Car Without V5C
Risks and red flags
How Many Previous Owners?
Checking ownership history
Check If a Car Is Stolen
Stolen vehicle database check
Private Number Plate History
Plate transfer records
Vehicle Registration Explained
How UK registration works
Registered Keeper Guide
Keeper vs owner distinction
Vehicle Ownership Costs
Complete cost of car ownership
Car Running Costs UK
Annual running cost breakdown
Cost of Owning a Car UK
Total ownership cost calculator
Car Maintenance Costs UK
Annual maintenance spend
Average MOT Cost UK
What an MOT should cost
Average Car Service Cost UK
Service price benchmarks
Road Tax Cost Guide
VED bands and rates
Cost Per Mile Car UK
True cost per mile calculation
Cheap Cars to Run UK
Lowest running cost vehicles
Most Expensive Cars to Maintain
High maintenance cost brands
Used Car History Check
What every history check covers
Check a Car Before Buying
Complete pre-purchase process
Car Mileage Check
Verify mileage is genuine
MOT Advisory Check
Check advisories before buying
MOT Failure Check
Check for past MOT failures
Car Tax Status Check
Verify road tax is valid
Vehicle Checklist for Buying
Printable inspection checklist
Used Car Buying Guide
Complete UK used car buying guide
Used Car Checklist
Step-by-step buying checklist
How to Check Used Car History
History check walkthrough
Signs of Clocked Mileage
How to spot mileage fraud
Questions to Ask When Buying
Essential buyer questions
Used Car Red Flags
Warning signs to walk away
Check MOT History Before Buying
Pre-purchase MOT check
Cat N Car Meaning
Non-structural write-off category
Cat S Car Meaning
Structural write-off category
Used Car Test Drive Checklist
What to check on a test drive
DVLA Vehicle Data Guide
What DVLA data is available
What Can Someone Find From Your Plate?
Public vs private data
What Does a VIN Tell You?
Decoding a VIN number
Where to Find VIN Number
VIN location on any car
Engine Number Explained
Engine identification numbers
Vehicle Registration Date
Reading a number plate
Check Vehicle Specifications
Finding exact car specs
Check Vehicle Ownership History
Previous keeper records
Check Imported Car
Identifying imports
Check Exported Car
Export records
Vehicle Data Check Guide
Complete data check walkthrough
Vehicle Tax & SORN Guide
Complete tax and SORN rules
What Is SORN?
Statutory Off Road Notification
How to SORN a Car
Step-by-step SORN process
Can You Drive a SORN Car?
SORN driving exceptions
Vehicle Tax Refund Guide
How to claim a tax refund
How to Tax a Car
Step-by-step taxing process
Taxing a Used Car
Tax transfer rules
Don't Tax Your Car — What Happens
Penalties and fines
Change Registered Keeper
Transferring keeper status
Selling a Car DVLA Checklist
Seller's DVLA obligations
Buying a Car DVLA Checklist
Buyer's DVLA steps
UK Tyre Law Guide
Complete tyre legal requirements
Legal Tyre Tread Depth UK
Minimum tread and the 20p test
MOT Tyre Check
What the MOT tester checks
Tyre Sidewall Damage MOT
When damage fails the MOT
Can You Mix Tyres?
Mixed tyre legality
Driving With Bald Tyres
Penalties and risks
Spare Wheel Law UK
Do you legally need a spare?
Tyre Pressure Guide
Correct pressures and when to check
When to Replace Tyres
Age, tread and damage limits
Part Worn Tyres UK
Risks and legality of used tyres
Run Flat Tyres Explained
How run-flats work
EV Ownership Guide
Complete UK electric car guide
EV Running Costs UK
Electric vs petrol cost per mile
EV vs Petrol Costs
5-year total cost comparison
Used Electric Car Checklist
What to check buying a used EV
EV Battery Health Guide
Checking battery degradation
How Long Do EV Batteries Last?
Battery lifespan and warranty
Home EV Charging Guide
Installing a home charger
Public EV Charging Guide
Networks, connectors and costs
Electric Car Road Tax
EV VED rates and changes
Electric Car Servicing Guide
EV service costs and intervals
Electric Car MOT Guide
EV-specific MOT test items
Sell My Car Guide
Complete UK car selling guide
How to Sell a Car Privately
Private sale step-by-step
How Much Is My Car Worth?
Car valuation factors
Car Valuation Guide
Getting an accurate valuation
Part Exchange vs Private Sale
Which gets more money
Documents Needed to Sell a Car
Paperwork checklist
How to Write a Car Advert
Writing listings that sell
Selling a Car Without MOT
Legal options for no MOT
Selling a Car With Finance
Settling finance to sell
Car Selling Scams UK
Common scams to avoid
Prepare Car for Sale
Maximising sale value
BMW 3 Series vs Audi A4
German executive saloon head-to-head
Ford Fiesta vs Vauxhall Corsa
Popular hatchback comparison
Tesla Model 3 vs Polestar 2
Electric saloon comparison
Best MOT Checker Apps UK
App comparison
MotR vs Vehicle Smart
Feature comparison
MotR vs GOV.UK MOT Checker
Free vs official
MotR vs DVLA MOT Checker
Speed and features
MotR vs Car Check Apps
Full app comparison
MotR vs MOT Reminder Services
Reminder comparison
Best Car Ownership Apps UK
Top apps compared
Car Problems
Common car problems and diagnoses
Brake Problems
Diagnosing brake faults
Suspension Problems
Suspension fault diagnosis
Common Car Noises
What that sound means
Exhaust Smoke Guide
Reading exhaust smoke colours
Car Won't Start
Common causes and fixes
Car Vibration Guide
Diagnosing vibrations
Common MOT Warning Signs
Early problem indicators
Rough Idle Guide
Engine idle problems
MOT Reminder App
Never miss an MOT deadline
MOT Checker App
Check MOT on the go
Vehicle Management App
All your vehicles in one place
Mileage Tracker App
Track and log mileage
Car Maintenance App
Maintenance tracking and reminders
Road Tax Reminder App
Never miss a tax deadline
AI Mechanic App
AI-powered vehicle diagnostics
Vehicle Ownership App
Complete ownership toolkit
Best First Cars UK
Top picks for new drivers
Cars With Cheap Road Tax
Low VED vehicles
What Fails an MOT
Most common failure reasons
How to Check MOT History
Step-by-step MOT history
How to Pass an MOT
Pre-test preparation guide
MOT Advisory vs Failure
Understanding the difference
Common MOT Failures
Statistics and prevention
When Is My MOT Due?
Finding your due date
What Does an MOT Check?
Complete MOT checklist
How to Book an MOT
Booking and preparation
MOT Test Cost UK
Maximum fees and averages
What Happens If Car Fails MOT
Retest rules and next steps
BMW Reviews
BMW model reviews and ownership guides
Audi Reviews
Audi model reviews and ownership guides
Volkswagen Reviews
VW model reviews and ownership guides
Mercedes Reviews
Mercedes model reviews and ownership guides
Ford Reviews
Ford model reviews and ownership guides
Tesla Reviews
Tesla model reviews and ownership guides
BMW 3 Series
Review, reliability and running costs
BMW 1 Series
Review, reliability and running costs
BMW 5 Series
Review, reliability and running costs
BMW M140i
Review, reliability and running costs
BMW M3
Review, reliability and running costs
Audi A4
Review, reliability and running costs
Audi A3
Review, reliability and running costs
Audi A5
Review, reliability and running costs
Audi S3
Review, reliability and running costs
Audi RS3
Review, reliability and running costs
VW Golf
Review, reliability and running costs
VW Golf GTI
Review, reliability and running costs
VW Polo
Review, reliability and running costs
VW Golf R
Review, reliability and running costs
Mercedes A-Class
Review, reliability and running costs
Mercedes C-Class
Review, reliability and running costs
Ford Fiesta
Review, reliability and running costs
Ford Focus
Review, reliability and running costs
Tesla Model 3
Review, reliability and running costs
Tesla Model Y
Review, reliability and running costs
BMW 320d (2021)
Detailed ownership review
Audi A4 (2021)
Detailed ownership review
Tesla Model 3 (2022)
Detailed ownership review
Hyundai i10 (2020)
Detailed ownership review
Audi A4 Ownership
Long-term ownership guide
Ford Fiesta Ownership
Long-term ownership guide
VW Golf Ownership
Long-term ownership guide
BMW 320d Ownership
Long-term ownership guide
Tesla Model 3 Ownership
Long-term ownership guide
Mercedes C-Class Ownership
Long-term ownership guide
Hyundai i10 Ownership
Long-term ownership guide