2021 Mazda 3 2.5 S Hatchback Tank. SUB. Radiator. Expansion. Reservoir - PAF315351

Select a Vehicle

2021 Mazda 3 2.5 S Hatchback

Your Cart

View Cart

Select a Driveline:

Tank. SUB. Radiator. Expansion. Reservoir. (Right)

Part Number: PAF315351
Supersession(s): PAF1-15-351; PAF115351; PAF3-15-351

View Tank. SUB. Radiator. Expansion. Reservoir. (Right) Full-Sized Product Image 1 of 2

View Tank. SUB. Radiator. Expansion. Reservoir. (Right) Full-Sized Product Image 2 of 2

Included with: Reservoir assembly.

Engine Coolant Reservoir

Fits 3, CX-30

CX-30. JAPAN BUILT. Mazda3; Japan Built. Mazda3; Japan Built; w/o Turbo. Mazda3; Mexico Built; w/o Turbo. MEXICO BUILT.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2021 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.

COOLING SYSTEM. COOLING FAN. RADIATOR. WATER PUMP.

Full Diagram

Expansion tank cap; MAZDA3. Mazda3; Auto Trans; w/o Turbo. Mazda3; Auto Trans; w/Turbo. Mazda3; Japan Built; Auto Trans; w/o Turbo. Mazda3; Japan Built; Auto Trans; w/Turbo. Mazda3; Japan Built; Manual Trans. Mazda3; Japan Built; w/o Turbo. Mazda3; Japan Built; w/Turbo. Mazda3; Manual Trans. Mazda3; Mexico Built; w/o Turbo. Mazda3; Mexico Built; w/Turbo. Mazda3; w/o Turbo. Mazda3; w/Turbo.

Mazda3; Japan Built. Mazda3; Japan Built; w/o Turbo. Mazda3; Mexico Built; w/o Turbo.

RADIATOR & COMPONENTS.

Full Diagram