How to remove fuel pump relay in Kia Optima?
When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the KDS after completion of “Release Residual Pressure in Fuel Line” work. 2. Install the Special Service Tool (SST).
Why does my Kia fuel pump not turn on?
You should hear the fuel pump humming; it will turn on for two seconds at a time, since the Kia’s computer will not detect the engine turning over. If you cannot hear a humming sound, then there is most likely a problem with the relay, vehicle computer, fuel pump or the fuel pump’s wiring. Turn off the Kia’s ignition and pop the hood.
Where is the fuel pump valve on a Kia?
Look for the valve located on the fuel rail above the injectors. While your assistant turns the ignition on and off, push in on the valve. If your Kia’s fuel pump is operating properly, gas should flow through the valve. If you do see gas flowing through the valve, close it quickly using a screwdriver.
What to do if your fuel pump is not working?
If gas does flow through the valve, there is pressure in the gas lines and the fuel pump is intact. If no gas flows through the valve, however, move on to the next step. Examine the gas pump’s fuse. You can find it on the driver’s side fender well, inside the fuse relay box. Replace the fuse if it is blown. Turn the ignition key.
How do you change the fuel line on a Kia Optima?
Pull the fuel pump relay out and lay it sideways in the box. Start the engine. It is not likely to start and even if it does it will only run for a second since the fuel pump relay has been removed, which disabled the fuel pump. This procedure will drop the fuel pressure in the fuel line.
What should I do if my Kia fuel pump is not working?
While your assistant turns the ignition on and off, push in on the valve. If your Kia’s fuel pump is operating properly, gas should flow through the valve. If you do see gas flowing through the valve, close it quickly using a screwdriver. If gas does flow through the valve, there is pressure in the gas lines and the fuel pump is intact.
Where is the gas pump on a Kia Sephia?
Replacing the gas pump on a Kia is a simple procedure because you will not need to take out the gas tank. A cover plate under the carpet in the Kia’s trunk conceals the gas pump. Simply lift up the carpet and cover plate and remove the gas pump below. “Kia Sephia/Spectra: 1994 through 2004 (Chilton’s Total Car Care Repair Manual)”; Chilton; 2006
Where is the fuse on a Kia fuel pump?
If no gas flows through the valve, however, move on to the next step. Examine the gas pump’s fuse. You can find it on the driver’s side fender well, inside the fuse relay box.
Can a Kia fuel tank valve be replaced?
So you might contact Kia and ask them if the tank has that valve. It is possible that the valve is damaged or otherwise ineffective. It is most likely that the only way to replace the valve is to install a new fuel tank ($537 plus 1.8 hours of labor).
Why are my gas pumps not shutting off?
Someone suggested it was more an issue with the gas pumps not shutting off when they’re supposed to, but this happens at varies stations. Plus, no one else I know has this issue, so I can’t imagine how this is a gas station issue.
When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the KDS after completion of “Release Residual Pressure in Fuel Line” work. 2. Install the Special Service Tool (SST).
How do you reset the fuel pump shut off switch?
The inertia switch is a security measure implemented by car manufacturers to shut off the fuel supply in case of a car crash or accident where a vehicle comes to a sudden stop instantly. How to Reset Fuel Pump Shut Off Switch Similar to an electrical circuit breaker in your home, you can reset it by pushing the button or pulling the leverage down.
What does a fuel cut off switch do?
All modern fuel injection cars are equipped with an inertial fuel cut off switch that shuts off the power supply for the fuel pump if the vehicle is in a collision. This prevents fuel from being pumped in case of the fuel line damage during an accident.
How can I reset the fuel cut off?
This is similar to an electrical circuit breaker in your home which can be easily reset by pushing the button or pulling the leverage down. All modern fuel injection cars are equipped with an inertial fuel cut off switch that shuts off the power supply for the fuel pump if the vehicle is in a collision.