Mazda MX-5 Miata Sport 2007 Manual page 728

Fig. 7: Identifying Radiator Drain Plug
Courtesy of MAZDA MOTORS CORP.
ANTIFREEZE SOLUTION MIXTURE PERCENTAGE (EXCEPT FL22 TYPE ENGINE
COOLANT)
Engine coolant protection
Above -16°C {3°F}
Above -26°C {-15°F}
Above -40°C {-40°F}
7. Refill the coolant into the coolant reserve tank up to the F mark on the tank.
8. Install the cooling system cap.
CAUTION:
2007 Mazda MX-5 Miata Sport
2007 ENGINE Cooling System - MX-5 Miata
Volume percentage (%)
Water Coolant
65 35
55 45
45 55
If the water temperature gauge rises too high, stop the engine

and decrease the water temperature to prevent overheating.
Then, verify the malfunctioning part and repair or replace it.
If the engine coolant level in the coolant reserve tank is below

the L mark during engine coolant air bleeding operation, stop
the engine, and after the engine coolant temperature decreases,
add engine coolant. Then, resume the engine coolant air
bleeding operation.
Gravity at 20°C {68°F}
1.057
1.072
1.086