Mitsubishi Outlander Diesel Common Problems & Reliability
A practical 7-seater SUV that is often overlooked in favor of the PHEV. It is a capable tow car but suffers from common modern diesel issues.
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Detailed fault breakdown, symptoms, and estimated repair bills by production year.
Most Common Mitsubishi Outlander Diesel Faults & Repair Costs
Oil Dilution (2.2 DI-D)
Interrupted DPF regenerations cause diesel to leak into the oil sump, thinning the oil and potentially damaging the engine.
Oil level rising above the "X" mark on the dipstick, DPF warning lights, Smell of diesel in the oil
- Check the dipstick regularly; if the oil level is high, it needs an immediate change
DPF Clogging
The Diesel Particulate Filter clogs if the car is used mostly for short urban trips.
Limp mode, Engine management light, Poor fuel economy
- Ensure the car has regular long-distance runs to allow for DPF regeneration
Dual Mass Flywheel (DMF) Wear
Manual models can suffer from DMF failure, especially if used for towing.
Vibration through the clutch pedal, Rattling noise at idle, Slipping clutch
- Listen for rattles when the engine is idling and when depressing the clutch
Buying a used Mitsubishi Outlander Diesel? Always check for hidden finance and write-off history.
Mechanical problems are only half the battle. Over 1 in 3 UK used cars checked have unpaid finance or accident write-off records that could cause you to lose the car or thousands in value.