Key statistics. Approximately 37% of cars fail their MOT on the first attempt in the UK. (Car Owl (DVSA data), 2024). 19,256 road car fires were reported in the UK in 2023. (Honest John, 2023).

A burning smell in your car usually signals an urgent issue, most commonly involving fluids like oil or coolant leaking onto hot engine parts, or components like brakes, clutch, or electrical wiring overheating. Ignoring it can lead to serious damage, costly repairs, or even a vehicle fire, so it needs immediate attention.

What are the common reasons for a burning smell when driving?

A burning smell can stem from various sources, each indicating a specific problem that needs immediate attention, ranging from fluid leaks to friction-related issues or electrical faults.

Burning Oil Smell

This is arguably the most common burning smell drivers encounter. It often indicates oil leaking from the engine or gearbox onto hot exhaust components or other engine

Most Common MOT Failure Items in the UK (2024) Most Common MOT Failure Items in the UK (2024). Lights and Signalling: 25.8, Suspension: 20.9, Brakes: 12.2, Wipers & Glass: 12.7, Tyres: 11. Source: DVSA (via MOT Checker Blog) Most Common MOT Failure Items in the UK (2024) Lights and Signalling 25.8% Suspension 20.9% Brakes 12.2% Wipers & Glass 12.7% Tyres 11% Source: DVSA (via MOT Checker Blog)

Frequently Asked Questions

Is it safe to drive if my car smells of burning?

It depends on the smell. A strong electrical or plastic burning smell means you should stop driving immediately and investigate. A faint clutch or brake smell after heavy use might be less urgent but still requires prompt investigation.

What does a burning oil smell mean in my car?

A burning oil smell usually indicates an oil leak where oil is dripping onto hot engine components or the exhaust system. This is a potential fire risk and should be inspected by a mechanic without delay.

How much does it cost to fix a burning smell in a car?

The cost varies significantly depending on the cause. Minor oil leak repairs can range from £75 to £500, brake pad replacements typically cost between £100 and £250 per axle, and a full clutch replacement can be anywhere from £500 to over £1000.