Why does my oil gauge read low when I start the car?
Why does my oil gauge read low when I start the car? So the first few seconds after starting the engine the gauge reads very low. It’s probably accompanied by some loud ticking noisesfrom inside the engine. Then the gauge suddenly shoots upward to normal and the ticking noise stops. You have the wrong oil filter installed. Can a bad oil pressure sensor cause low oil levels? An Oil Pressure Warning Light will often accompany oil pressure sensor faults. Like any other sensor or switch in your engine, eventually the oil pressure sensor will have repair issues that need to...