What is the purpose of checking the oil gauge right after starting the engine?

Checking the oil gauge right after starting the engine serves a vital purpose in ensuring the safety and longevity of the engine. This procedure primarily focuses on monitoring oil pressure. Proper oil pressure is crucial because it indicates that the engine is receiving adequate lubrication to reduce friction among moving parts. If the oil pressure is too low, it can lead to engine damage, as insufficient oil flow can result in overheating and increased wear. By assessing the oil gauge immediately after starting the engine, drivers can confirm that the oil pump is functioning correctly and that the oil is circulating effectively through the engine, helping to maintain optimal operating conditions. The presence of sufficient oil pressure protects the engine from potential failure and contributes to its overall performance and reliability.