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P0451 HELP!

Discussion in 'Sequoia 1st Gen (2001-2007)' started by xbobbydx714, May 17, 2024.

  1. May 17, 2024 at 3:29 PM
    #1
    xbobbydx714

    #1
    xbobbydx714 [OP] New Member

    Joined:
    May 17, 2024
    Member:
    #117015
    Messages:
    1
    Gender:
    Male
    Have a 2005 Sequioa with a P0451-Evap Pressure Sensor Circuit that will not clear. This module has the sensor built into leak detection pump. New ECM, New Canister. still will not clear. I believe i am losing voltage to pin 3 at connector but can not figure out the cause!! any help would be apperciated!
     
    xbobbydx714, May 17, 2024
    #1
  2. Jun 21, 2024 at 4:50 AM
    #2
    BeardedTundra

    #2
    BeardedTundra Shr3k

    Joined:
    Oct 10, 2022
    Member:
    #84678
    Messages:
    92
    Gender:
    Male
    First Name:
    Justin
    Vehicle:
    2006 Sequoia
    As of 2023, 74k miles Big mods coming soon...
    Have you installed a new fuel cap? If not, try that. Clean the area first and install a new fuel cap. Also, try posting your issue on a sequoia Facebook groups.
     
    BeardedTundra, Jun 21, 2024
    #2
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