How to Measure Engine Oil Pressure?

1 Answers
DeBrady
07/29/25 9:24am
The method for measuring engine oil pressure is as follows: 1. Disconnect the wiring harness plug of the oil pressure sensor and remove the oil pressure sensor; 2. Screw the hose connector of the oil pressure gauge into the bolt hole where the oil sensor is installed and tighten the connector; 3. Place the oil pressure gauge in a location where it will not come into contact with rotating or high-temperature engine components; 4. Start the engine and allow it to reach normal operating temperature, then compare the reading with the standard value. The reasons for excessively high oil pressure include: 1. Excessive oil viscosity; 2. Improper adjustment of the pressure relief valve; 3. Malfunction of the oil pressure gauge or sensor. The functions of engine oil are: lubrication and anti-wear, auxiliary cooling, cleaning, sealing to prevent leaks, rust and corrosion prevention, and shock absorption.
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