MultiAir Actuator Failure
SeriousEngineLike the Giulietta, the MiTo’s 1.4 MultiAir engine can misfire or run badly if oil changes were stretched or the wrong oil was used.
Est. Repair Cost: £800–£1,300
Warning Signs:
Rough idle, Misfire under load, Engine management light
What to Inspect:
- Look for annual oil-change invoices with the correct spec
- Start it from cold and check idle quality
Verified by IsItAGoodCar Research Team