pump. did you install the oil pressure switch origional to the tahoe? The tahoe uses a low oil pressure shutdown, instead of an inertia switch to shut off the fuel pump in the event of an accident. If
...oil pressure switch closes keeping the fuel pump relay on (oil pressure is above 5-7 psi). If the oil pressure switch is faulty or there is no oil pressure, the engine will stall just after
...or have it checked, the fuel pressure at the fuel rail. If the pressure is low then a fuel pump can be suspect. There are then other test which have to be performed to see where the exact problem
...pump relay cause the oil pressure switch will keep the pump on without the relay when it has good oil pressure. let me know if ya can do this or if it helps. 1985 corvette, wont start, changed fuel ...
Question about Volvo S40
...are all tight check oil pressure switchafter prime 3sec. the run relay for the fuel pump passes throughoil pressure switch on block before run on fuel pump can carryfuel pres to injector ...
...pump and it still does it, is there a pressure switch or somthing that i have to replace ??? Did you replace the fuel filter? Have you checked the pressure from the fuel rail? Check vacuum hoses for ...
...pump .. now wont stay running possible sensor connection .. found wire near oil filter off. looks like it goes to a sensor? By the oil filter is the oil pressure switch,screwed into block.If you have ...
Question about Cars & Trucks
...when pressed but wont stay on and no cool air Had the car at Halfords, they checked the pressure and they said it was ok sounds like ac gas is low or switch on ac pump not plugged in have freon ...
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
pressure drops too low., The fuel pump switches off. The real pump supply is via the switch. Hope this helps... mine did that except when ti works my tranny wont shift down if u look under the hood in
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