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  1. What are wires going to fuel pump responsible for?

    What are the 4 wires going to the in tank fuel pump responsible for? There’s a brown, black, white and green

  2. Car stalls. Can’t figure it out

    Finally am making progress on the car stalling issue! I can get it to stay running by jumping one of the connectors for the in tank fuel pump with my jump pack. It will stay running with perfect fuel pressure at idle (around 500 psi). I checked all fuses, relays. What is causing this wire...

  3. Car stalls. Can’t figure it out

    What happens if you blip the gas when starting it? Blipping the gas will make it rev higher and the fuel pressure will rise. It won’t kill it by reving it. What have you tried / looked at? How's your oil level, cleaned maf sensor? Checked plugs? How long did your car sit / what ambient temps...

  4. Car stalls. Can’t figure it out

    UPDATE: car threw a P0091 code. Still can’t figure out the issue

  5. Car stalls. Can’t figure it out

    The issue is all the time, not intermittent. I’ve already read through all similar forms. It’s an issue in the fuel system for sure. No codes. It was working fine for months and just out of nowhere this happened. I had a new prv put in alonf wirh a used hpfp 3 months ago though but the issue...

  6. Car stalls. Can’t figure it out

    It is fuel related. Upon plugging in the AP the fuel pressure is fine but suddenly drops and the cars stalls. It runs a few minutes on cold start but only seconds when the car has been started a few times. One more thing to note is that I CANT hear the in tank fuel pump prime when turning the...
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