UK0115350 Mazda TANK,SUB-RADIATOR, Price: 48.71$, Weight: 0.573kg
Compatibility
| Carline | Catalog No | Produced From | Destination Region | Drive | Model Year | Diagram |
|---|---|---|---|---|---|---|
| UP | ALUA09 | 10.2011 | General/China | L | 2011 | View |
Coolant Expansion Tank for Reliable Engine Cooling ?️
This sub-radiator reservoir is an important part of the cooling system. It stores extra coolant when the engine gets hot and helps return it back when the engine cools down. On hard-working pickups, especially in traffic, towing, or hot weather, this tank helps keep coolant level stable and protects the engine from overheating.
Why This Part Is Needed ?
Engine coolant expands as temperature rises. Without a proper reservoir, pressure can increase too much or coolant can be lost through the overflow. A good expansion tank keeps the system sealed, supports correct radiator pressure, and makes coolant level inspection easy during service.
How It Works ⚙️
When the radiator pressure rises, excess coolant flows into the tank through the hose. As the engine cools, vacuum pulls coolant back into the radiator. This simple cycle keeps air pockets out and helps the water pump, radiator, and thermostat work correctly.
What Happens If It Fails ⚠️
A cracked, leaking, or blocked tank can cause low coolant level, overheating, steam smell, warning lights, and possible head gasket damage. If coolant marks, cracks, or repeated topping-up are noticed, replacement is recommended before serious engine trouble starts.
Compatible Models
- Bt-50