There are some conditions in servicing cooling module at Citroen Xsara. To maintain cooling system you need 7 liters of Red coolant. It’s important to provide cooling for Citroen’s engine with 2.0 liters volume. Before choosing fluid note that engine code RFN(EW10J4) and volume of 2.0 were installed to your car in 2004. For 2004 Xsara engine it’s necessary to get normal temperature balance.
If you choose other than Red coolant or use less than 7 liters, you can’t expect normal work. 2.0 Xsara motors of 2004 year will serve more by optimal service. So better use Citroen’s advice for servicing 2004 Xsara. There is an important thing for RFN(EW10J4) engines of Citroen’s production – they expect good service.