Buy 2012 Mazda 3 S Hatchback Cap. Radiator. Reservoir. 2.0 LITER SKYACTIV. EXPANSION TANK CAP; Mazda3 Engine, EXPANSION, TANK - OEM Mazda Part # Z60115205A (Z601-15-205A)

A cover that prevents foreign debris from entering the container. Location-Reservoir. Radiator Cap. Engine Coolant.

Radiator CapEngine Coolant Reservoir Cap

Fits 3

2.0 LITER SKYACTIV. EXPANSION TANK CAP; Mazda3; w/Skyactiv-G Engine.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2012 Mazda 3 to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.