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Another Cranks, Won't Start Issue

Discussion in 'Sequoia 1st Gen (2001-2007)' started by Sea-Dood, Jan 18, 2025.

  1. Jan 18, 2025 at 5:26 PM
    #1
    Sea-Dood

    Sea-Dood [OP] New Member

    Joined:
    Jan 18, 2025
    Member:
    #129065
    Messages:
    7
    Gender:
    Male
    Vehicle:
    05 Sequoia 4x4
    2005 Sequoia 4.7
    Started my car one morning to warm up in the cold. It ran for about 45seconds then sputtered and died.

    I've got a habit of draining old gas out of Jet Ski's and dumping them in my Sequoia. Figured I finally killed the pump. I checked fuses and tested relays first and everything tested good. Truck will sputter and occasionally run using starter fluid. Pump would still run but had very little pressure. Gauge showed 0 psi


    New Fuel Pump installed, still cranks but won't start.


    Fuel Pressure is 45psi now when cranking.
    Has spark, so I assume crank sensor is good
    Jumping 12v to pump/ c/opn relay will run fuel but won't start it
    Bypassing Resistor doesn't help, Ohm reading in range
    Tested and swapped C/OPN relay
    Timing belt still intact
    No codes on OBDII reader
    Tried unplugging MAF. Cleaned it and Throttle Body
    T/B will open when hitting the pedal


    What else am I missing? Running out of things to test after searching this site and other last 2 days
     
    Last edited: Jan 18, 2025
  2. Jan 18, 2025 at 6:25 PM
    #2
    bfunke

    bfunke Tundra Curmudgeon

    Joined:
    Oct 13, 2019
    Member:
    #37321
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    2,519
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    Male
    First Name:
    Bryan
    South Carolina
    Vehicle:
    2018 SR-5 CM 5.7, 2000 SR-5 AC 4.7L
    Have you done any maintenance latetly such as changing TB and waterpump?
     
  3. Jan 18, 2025 at 6:40 PM
    #3
    Sea-Dood

    Sea-Dood [OP] New Member

    Joined:
    Jan 18, 2025
    Member:
    #129065
    Messages:
    7
    Gender:
    Male
    Vehicle:
    05 Sequoia 4x4
    No, haven't been anywhere near Crank sensor wires if that's what you're thinking. Plugs are giving spark also. Doesn't that indicate it's getting signal.
     
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