Ford 2010 Ranger Automobile User Manual


 
Your vehicle was factory-filled with a 50/50 engine coolant and water
concentration. If the concentration of coolant falls below 40% or above
60%, the engine parts could become damaged or not work properly. A
50/50 mixture of coolant and water provides the following:
Freeze protection down to -34°F (-36°C).
Boiling protection up to 265°F (129°C).
Protection against rust and other forms of corrosion.
Enables calibrated gauges to work properly.
2.3L engine
Maintenance and Specifications
245
2010 Ranger (ran)
Owners Guide, 1st Printing
USA (fus)