When the engine oil strain warning light is on, it could suggest your engine has lost regular oil strain. End driving straight away and turn the engine off. The engine may be severely broken if oil pressure is lost.

Potential Causes of Very low Oil Pressure Warning Light:

A lower oil degree (test the dipstick), poor oil pump, or defective oil pressure sending unit, oil strain gauge or warning light switch.


1st, decide when the oil is full or lower by checking the dipstick. NOTE: On some engines, there’s an oil degree sensor while in the engine’s oil pan that should turn around the oil warning light if the oil level is lower. When the dipstick shows a low oil level (the oil degree is at or under the ADD line, or no oil is often noticed around the dipstick), your engine may be leaking oil, burning oil or both.

Oil leaks are a widespread reason for oil consumption plus a low oil level in the engine. Oil leaks can happen in the valve cover, oil pan or timing cover gaskets, or even the front and rear crankshaft oil seals. Examine the very best, sides and bottom on the engine for indicators of oil leakage. Appear for greasy stains, hefty accumulations of grease, or oil dripping on the ground. The greater the miles around the engine, the far more probable the gaskets and seals may possibly be leaking. If your engine is leaking oil due to a bad gasket or seal, the leaky gasket or seal need to be replaced.

In the event the outdoors in the engine is clean and you will find no apparent oil leaks, and the oil level is lower, the engine is most likely burning oil due to worn piston rings, valve guides or valve manual seals. This might be the outcome of large mileage wear or neglect. In either case, this type of oil consumption trouble is pricey to repair since it could demand rebuilding or replacing the engine. NOTE: On a lot of engines, replacing the valve guidebook seals will considerably cut down oil burning in the event the original guides and seals are worn.

In the event the oil use is just not also serious (say lower than one quart of oil every 1000 miles), test the dipstick often and hold including oil as required. Should the engine is making use of a great deal of oil (say in excess of a quart just about every 500 miles), test the dipstick consistently and preserve lots of oil onhand. An engine that is definitely burning a great deal of oil is worn out and can soon need to be overhauled or replaced.

Undesirable Oil Pump?

When the oil degree is amongst ADD and Full, and also the engine was generating noise when it was operating, the situation may possibly be a terrible oil pump. Will not run the engine until the problem can be repaired. Oil strain might be checked by attaching a pressure gauge on the engine in which the oil stress sending unit is attached. If oil stress is inside specs (usually 10 psi for every 1000 rpm) the oil pump is okay. If strain is less than specs, the oil pump could be worn, or even the engine bearings may be worn.

If your oil level is concerning ADD and Total, along with the engine was operating typically (no noise) after the oil pressure warning light came on, the situation may well be a defective pressure sending unit, gauge or warning light switch. You are able to in all probability start the engine and drive the automobile residence or to a shop for repairs. But if the engine begins to turn out to be noisy, End and shut off the engine.


Should the oil level is lower, add oil towards the engine to bring the degree as much as the Full mark on the dipstick. Tend not to overfill the crankcase. Use the type of oil viscosity specified in the automobile owners manual.

If the oil pump is lousy (does not deliver adequate strain), the oil pump will have to be replaced. On most engines, the oil pump is situated within the oil pan about the bottom with the engine. The pan have to be removed to substitute the pump. This may possibly call for raising the engine and/or getting rid of steering or suspension elements which can be in the way so the pan may be removed. On other engines, the oil pump is found within the timing cover to the front on the engine. Disassembly necessary removing nearly all of the elements about the front of your engine to access the pump.

If oil stress is lower as a result of worn engine bearings, the crankshaft bearings will have to become replaced. This usually requires overhauling or replacing the engine.