Reasons for Oil Pressure Warning in 2009 Passat Lingyu?

[JohnLynn]

Reasons for oil pressure warning in 2009 Passat Lingyu include: check if the engine oil level is low, verify if the engine oil has reached its replacement interval, inspect for potential engine oil leaks, examine whether the engine oil pump is damaged, and determine if the oil pressure sensor is faulty. Below is relevant information: 1. Introduction: Engine oil, also known as engine lubricant (English name: Engine-oil), with a density of approximately 0.91×10³ (kg/m³), serves to lubricate and reduce friction, assist in cooling, seal against leaks, prevent rust and corrosion, and provide shock absorption in the engine. 2. Composition: Engine oil consists of base oil and additives. The base oil is the primary component of lubricating oil, determining its fundamental properties, while additives compensate for and enhance the shortcomings of the base oil, imparting new characteristics, making them an essential part of lubricating oil.