What type of engine oil to use on 2008 mondeo tdci?

For a 2008 Ford Mondeo TDCi, it's recommended to use a fully synthetic engine oil with a viscosity rating of 5W-30, compliant with the Ford WSS-M2C913-C or WSS-M2C913-D specifications. This type of oil provides optimal protection and performance for the diesel engine, especially in varying temperatures. Always check your owner's manual for specific recommendations and oil change intervals.