Why You Need an Oil Cooler

Regular engine operation generates heat, with engine oil playing a pivotal role in lubricating and cooling. Overheating can lead to oil degradation, reducing its effectiveness. An oil cooler is crucial for maintaining the oil's optimal temperature, thus preserving its lubricant properties and ensuring engine longevity.

How the Oil Cooler Works

The oil cooler operates by circulating hot oil through a network of tubes, which dissipates heat through cooling fins. Mounted typically between the oil filter and engine block, it uses ambient airflow, or sometimes coolant from the radiator, to rapidly reduce oil temperature. By maintaining optimal oil temperature, it ensures the engine runs smoothly, reducing friction and wear.

Consequences of a Broken Oil Cooler

A malfunctioning oil cooler can lead to severe consequences. Without cooling, oil temperatures can soar, leading to its breakdown. This causes inadequate lubrication, increasing friction and wear within the engine. Over time, this results in overheating, reduced engine performance, and eventually catastrophic engine failure. Regular inspection and timely replacement of a damaged oil cooler are vital to avoid costly repairs.

• Impreza
• Legacy
• Forester