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Burning smell

Burning smell from engine bay or cabin; can be oil leak, clutch, brakes, or electrical.

HIGH RISK

Common symptoms

  • See page for quick checks

Cost expectations

Typical costs vary by car and region. Use this as a ballpark.

  • DIY / parts: £20–£80
  • Garage / labour: £80–£250

Most likely causes (ranked)

Start at the top. Rule out the common, cheap causes before expensive ones.

  1. Oil leak onto exhaust
  2. Clutch slipping
  3. Brake drag
  4. Electrical overheating
  5. Coolant leak onto hot parts

Quick checks (fast, low-cost)

Fast checks you can do with basic tools before buying parts.

  • Check for visible smoke and source location.
  • Inspect for oil around turbo/exhaust manifold.
  • Check clutch for slip under load.
  • After short drive, check if one wheel is very hot (brakes).
  • If electrical smell, stop and inspect wiring/battery.

Recommended tools

These tools make diagnosis faster and stop you buying random parts.

Related fixes

If your symptoms don’t match perfectly, check these next.

What to do next

  • Treat electrical burning smells as urgent.
  • Fix oil leaks to prevent fire risk.