...oil pressure gauge reads full. The gauge zeroes out when you shut the truck off yet it goes up to maximum when I start it again. Nothing seems wrong with the truck. What's up? The gauge is reading ...
...pressure is to spec before condemning any parts. 6 psig at 1,000 engine RPM 18 psig at 2,000 engine RPM 24 psig at 4,000 engine RPM If pressure is in spec start by replacing the oil pressure
...oil pressure switch I have a 1991 GMC C1500 5.7L 350. I am trying to replace the oil pressure switch and am finding it hard to remove the old switch to replace it. The trouble is there is not enough ...
oil pressure switch. I know that sounds strange but It feeds the fuel pump. Some times randomly the PCM does a self check and shuts off the fuel pump relay when it does this it runs off power from the
...replacing the oil pressure switch on the back of the block. If IT DOES NOT DETECT OIL PRESSURE IT WILL NOT RUN Kills the fuel pump. Ihave the same issue on a 96 lumina. replaced both crank sensors, ...
...oil pressure, the oil pressure switch is behind the distributor between the engine and firewall, it has three wires on it, if the switch goes bad it won't start it cuts off the fuel from the oil ...
...oil pressure to guage, but motor seems to have pressure,2nd,replaced radiator, drove 6 miles round trip town and back, flushed radiator,then started and ran motor for couple min, then repeated ...
fuel pressure. I "think" the oil pressure switch supplies power to the fuel pump after the engine is running. this is in fact the right answer check the oil guage in the truck it should read about 375
oil switch is turning on the pump after you achieve pressure. if not check the relay. also with the pressure gauge hooked up check if your pressure drops off fast after you turn off the car. if so you
...to get it to come back on again. I have replaced the low pressure switch and the system is full of freon If your compressor is low on oil it will shut down in saftey mode so as it don't burn
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