For filling up the system you will use 5.75 liters of special Red coolant type. Otherwise Focus made in 2003 won’t serve you long enough. You may use code of motor EYDF and volume figure of 1.8 or just tell the 1999 year of production to buy liquid. There are some conditions in servicing cooling module at Ford Focus. You should be careful at choosing liquids for Ford especially for vehicles having 1.6 motor.
There is a big plus in servicing 2002 Ford Focus with all regulations. It’s obvious that every EYDF motor needs good service as stated by Ford in instruction. So, don’t choose different from Red coolant and obey the number of 5 liters. Providing you keep the rules 1.6 motor installed in Focus of 2000 year will be long lasting.