Extreme Oil Consumption
SeriousEnginePrince engines (N14/N18) can consume up to 1 litre of oil every 1,000 miles. Neglecting this leads to timing chain failure and turbo damage. Many owners fail to check the dipstick regularly enough.
Most affected: One, Cooper, Cooper S, JCW
Typical symptoms
- •Low oil warning
- •Blue smoke on overrun
- •Rattling engine
What to inspect before you buy
- ✓Ask for the topping-up frequency
- ✓Check the dipstick yourself before the drive
- ✓Look for soot/carbon on the rear bumper and exhaust