According to the owner's manual for a 2009 Ford vehicle, the recommended engine oil for most models is 5W-20 synthetic blend motor oil. However, some models may require different oil viscosities or blends based on climate conditions and vehicle specifications.
It's essential to refer to the owner's manual or consult with a trusted mechanic to determine the exact oil type suitable for your specific 2009 Ford vehicle to ensure optimal performance and prevent any potential mechanical issues.