MultiAir Actuator Failure
SeriousEngineThe hydraulic MultiAir valve-control unit does not tolerate missed oil changes or the wrong oil grade. Once contamination sets in, misfires and poor running quickly follow.
Most affected: 1.4 MultiAir Petrol
Typical symptoms
- •Rough idle
- •Misfiring
- •Engine management light
What to inspect before you buy
- ✓Detailed service history with oil specs
- ✓Listen for a smooth idle from cold