All Reasons Why Oil Pressure Light Burns

In this article, we will consider all the reasons why oil pressure light burns. However, before considering the real causes of why the oil lamp may light up, it is essential to fix the definitions. In most cars, the BCS (board control system) regulates the oil level and pressure lamps. Nowadays, some modern vehicles also have separate lamps, while the older variants still use single lights, which get activated at low pressure. Normally, a yellow icon on the dashboard symbolizes a low oil level, and a red lamp symbolizes a low pressure. 

Excess fluid in the system

A large amount of fluid also leads to a change in pressure. Because of this, the oil seals and gaskets can burst, as well as:

• The timing belt can break off - on turbocharged engines (those with a high compression ratio). In such case, the valves and pistons meet;

• The crankshaft wears out faster;

• It also causes the filters to suffer due to clogging by a sharp increase of deposits and impurities. 

• Electronics can get destroyed- sensors, control units.

• The hydraulic pusher gets damaged because of abundant foam forms inside the unit.

The oil dipstick determines the overflow - the level is above the MAX mark. The surplus should be immediately disposed of.  For achieving this, the lubricants must be pumped out. 

You can easily do it by yourself by learning steps from the car service app India and using a special vacuum pump or a large medical syringe. It can also be removed using a drain, but then you need a viewing hole or a lift.

Leaks

Most often, oil leaks from under the various cuffs, cylinder head gaskets, and oil seals. The engine compartment has many seals, so such types of occurrence is common here, especially on older units. In addition, torn lines and pipes become suitable places for the fluids to leak out. The indicator gets on as soon as the lubricant pressure drops, and this a priori happens when the lubricant leaks in a large amount. 

Poor filter

The primary job of the oil filter is to clean the liquid entering the pump from foreign deposits that get accumulated on the sump of old engines over time. Low-quality lubricants quickly clog up and fail early. On a large scale, their membrane becomes dull, sticks or ruptures. Due to this, the oil pressure lamp is constantly on. 

Bad cleaners cannot cope with their tasks due to the deficiency of a lock washer - a unique check valve because a fraction of oil always remains in the filter. 

Such a process is necessary to provide enough lubrication while starting a cold engine when the system is not yet ready. 

Sensor malfunction

Modern vehicles use a web of sensors that are related to the oil system. In the event of their malfunction, the oil pressure light on the dashboard is either constantly on or does not react at all.  As a responsible car owner, you should first check the regulators using the car repair centre, since most often, because of them, the indicators work incorrectly.

About the Company: 

At Getpitstop, we provide roadside assistance in all the metro cities of India. Our professional mechanics are always on their toes to reach the place of breakdown at the earliest.