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95 runner 3.0 to 3.4 swap auto tranny wiring woes

Discussion in '2nd Gen 4Runners (1990-1995)' started by robowrench, Jul 29, 2020.

  1. Jul 29, 2020 at 9:05 AM
    #1
    robowrench

    robowrench [OP] New Member

    Joined:
    Jul 29, 2020
    Member:
    #15813
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    Gender:
    Male
    First Name:
    Chris
    Vehicle:
    1995 4Runner
    3.0 3.4 swap
    Hello, I have been performing a engine swap 3.0 to 3.4. the engine runs fantastic problem I'm having is the auto tranny I have the original automatic, installed the 97 3.4 engine harness and ecu the rest is original. I'm stuck on the wiring for the transmission. I get first and second gear then zip I need to wire the shift solenoid ccan any one point me in the right direction? thanks much
     
  2. Jul 31, 2020 at 8:56 AM
    #2
    36tacundra

    36tacundra New Member

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    Mar 16, 2019
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    The automatic trans is a 340H if I am not mistaken. I would solve this by using a stand alone transmission ECU from an 89 t4r or similar. I got one laying in a pile of hacked wires, lol.
     
  3. Aug 1, 2020 at 7:38 AM
    #3
    SlvrSlug

    SlvrSlug New Member

    Joined:
    Jun 3, 2018
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    Gender:
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    First Name:
    John
    San Diego, Ca.
    Vehicle:
    2017 4-Runner SR-5
    Slightly modded
    Welcome to the forum.
     
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