When to change spark plugs in Ford EcoBoost?
When to change spark plugs in Ford EcoBoost? Spark plugs need to be the proper NGK article and in good condition to avoid higher temperatures within the cylinders which can destroy the engine. Oil should be fully synthetic 5w/20 and they recommend changing at half the 12,500 mile interval. Are there any problems with the Ford EcoBoost? Belt would probably go the life of the car , if serviced correctly it's 10 years/ 150,000 miles Thanks for the info, very interesting. Other typical faults mentioned in the CM magazine are ECU faults through vibration, coil failures and the battery being...