Note. Never remove the radiator cap or loosen the radiator drain plug while the engine is running or hot and the radiator is hot.
Pic. 2.210. Mazda 6 cooling system components: 1 - radiator; 2 - radiator cap; 3 - thermostat; 4 - coolant pump; 5 – fan blade of the cooling system; 6 - cooling system fan motor No. 1, cooling system fan motor No. 2; 7 - engines L3; 8 - LF engines, except for L8 engines
Be careful when removing the radiator cap (pic. 2.210).
Stop the engine and let it cool down.
Wrap a thick cloth around the lid and slowly turn it counterclockwise to the first stop.
Move away from the radiator while depressurizing. Make sure that the pressure has dropped, push down on the cap without removing the tissue from it, unscrew and remove it.