Low oil pressure can be caused by several engine faults, including oil leaks, a worn oil pump, or degraded oil viscosity due to contamination or age. Additionally, a clogged oil filter can restrict oil flow, leading to low pressure. Internal wear in engine components, such as bearings or piston rings, can also contribute to decreased oil pressure by allowing oil to escape from the lubrication system. Regular maintenance is essential to prevent these issues.
hard fault code What is a hard fault code?
It could but not likely. Do a fuel pressure test and be sure to replace the fuel filter. If you have low or no fuel pressure I would suspect the fuel pump is at fault.
If it is high enough to be splashed by the crankshaft it would foam up. That would cause a lack of oil pressure and engine damage.
We need to know the year/make/model. The most likely cause is air/fuel mixture . If you can get it scanned, most newer vehicles will give the exact cause( low fuel pressure fault code, sensor fault code). If you can't, I would start by checking check fuel pressure, or air leaks if it is a MAF system.
it has a machanical fuel pump mounted on the engine. so there would be no pressure as you turn the ignition on, but would only get pressure once the engine has turned a few times, by the starter motor, in order to create fuel pressure. but check your fuel lines, usually they would be your problem
low oil pressure is caused by, either low oil in engine or a bad oil pump
Pressure test the convertor.
1 reason might b worn bearings
That would one of hundreds of possible causes.
Had a Jeep in the shop here with that problem last week and it turned out to be low fuel pressure. Try running a fuel pressure test. The Jeep would idle ok but when you tried to accelerate the engine would stall.
Any fault that affects emissions will turn the light on. You need to have it checked for codes to know possible causes.
You could have a leaky fuel injector or a leaky fuel pressure regulator or a faulty check valve in the fuel pump. My guess would be the fuel pump is at fault.