Why is my Hyundai fuel pump not working?
If the problem recurs after the vent is cleared a pressure gauge should be hooked up to confirm at what pressure fuel is being delivered at the fuel rail. Basically this is a pressure related problem which could be due to a vapor lock and if not that, then because of a faulty fuel pump.
What can I do if my fuel pump is not producing enough pressure?
If you suspect that your fuel pump is not producing enough pressure, there are two tests you can perform. The first is a simple pressure output test. Many inexpensive old-school vacuum testers can read mechanical fuel pump pressure just as well as vacuum pressure .
What does error code p0108 mean on Hyundai fuel pump?
Error code P0108 relates to the Gas Tank Pressure Sensor which senses a pressure problem in the fuel tank. It could be an internal short which causes the fuse to blow consistently. The way to go is to disconnect and reconnect the battery cables to erase memory and restart the car to see if the same code returns.
How to remove high pressure pump in Hyundai?
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What problems can a bad fuel pump cause?
Symptoms of a Bad or Failing Fuel Pump Whining Noise From the Fuel Tank. One of the first symptoms of a problem with the fuel pump is a loud whining sound. Difficulty Starting. Another symptom commonly associated with a problematic fuel pump is difficulty starting. Engine Sputtering. Stalling at High Temperatures. Loss of Power Under Stress. Car Surging. Low Gas Mileage. Car Will Not Start.
What happens with a bad fuel pump?
Another indication of a bad fuel pump is a loss of power when the vehicle is under stress – such as driving uphill or carrying a heavy load – or while accelerating. The engine shuts down because weakening parts of the fuel pump cannot keep up with the car’s heightened fuel demands in these situations.
Is my fuel pump going bad?
Sometimes when the fuel pump is going bad, you may notice that your vehicle speed may spike as if the gas pedal is depressed. This can happen when driving at a consistent speed, out of nowhere. This is caused by irregular resistance in the fuel pump motor.
Why do fuel pump relays go bad?
The relay can go bad due to a number of reasons from dust to electrical power surges, anything can affect the well-being of a fuel pump relay. Both dust and sudden voltage increases can influence a fuel pump relay’s performance and cause the vital function of an engine to malfunction.