What are the causes and hazards of insufficient engine oil pressure?

1 Answers
VonRuby
07/30/25 10:41am
Here are the specific reasons for low engine oil pressure: 1. Severe oil loss: Severe oil loss can lead to a state of low oil pressure. It is necessary to check whether there is any external component leakage or internal leakage causing oil burning. Additionally, oil with low viscosity or poor quality can also be a cause. 2. Electrical component failure: Inspect the oil pressure switch, engine wiring harness, and instrument cluster to ensure they are functioning properly. If the oil pressure measured with a pressure gauge is within the standard range and there is no low oil pressure condition, the issue may be due to faulty electrical components causing the instrument cluster indicator to falsely signal low oil pressure. 3. Oil pump filter screen blockage: Or problems with the internal pressure relief valve can cause low oil pressure. Repairing or replacing the oil pump can resolve this issue. Below are the specific hazards of low engine oil pressure: 1. Abnormal wear: The engine primarily relies on oil for lubrication. Continuing to drive with low oil pressure can lead to abnormal wear of internal engine components, resulting in noise and part damage. In severe cases, it can cause bearing seizure, piston burning, and mechanical component failure, necessitating a major overhaul or engine replacement.
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