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Which pins on the front actuator to connect to get the fork to move?

Discussion in '3rd Gen 4Runners (1996-2002)' started by gun smoke, Mar 18, 2022.

  1. Mar 18, 2022 at 5:03 PM
    #1
    gun smoke

    gun smoke [OP] New Member

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    steven
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    can someone tell me which pins on the front actuator to connect to get the fork to move? its a new actuator but the system is not working. I want to take it out and put it in the disengaged position and put it back in so the front is free wheeling .Im not sure if it is bad or not its an aftermarket by Dorman and i heard that they are junk. Of course I heard this after I bought and installed it
     
  2. Mar 19, 2022 at 12:22 PM
    #2
    PhantomTweak

    PhantomTweak New Member

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    Patrick
    OREGON
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    None. Bone Stock. EXCEPT: Brushguard, tow hitch, both welded to the frame. It's good to have friends and a fully equipped garage!
    I don't know about the Dorman actuator, but the Toyota OEM uses vacuum to move the actuator for back and forth. Apply vacuum to one port, engaged, the other, disengaged.

    I don't know if it's the same or not...
    Pat☺
     
  3. Mar 20, 2022 at 8:20 AM
    #3
    gun smoke

    gun smoke [OP] New Member

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    im not sure whats going on with this truck I dont know if its manufactured in half year or what but it does not have the vacuum operated actuators its all electronic I ve seen so many different post and almost all of them are vacuum But mine is a 2001 limited no vacuum. Is this an odd year or what ? and it doesnt have an actuator switch on the front diff
     
  4. Mar 20, 2022 at 12:38 PM
    #4
    PhantomTweak

    PhantomTweak New Member

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    OREGON
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    1999 4Runner, bone stock
    None. Bone Stock. EXCEPT: Brushguard, tow hitch, both welded to the frame. It's good to have friends and a fully equipped garage!
    I don't know if it's any help or not, but here is the schematic I have in the FSM I have on my hard drive.

    IF I were to guess, and I am, from the schematic, I would say that it
    is a combination of B+ and M1 or M2 for the two ways to move the actuator, but I may well be wrong. Be careful, and use extreme cution slapping +12 onto a pin. It may be +12 on B+, and ground on M1/M2? Again, be very careful! Use your judgement, and wait a bit to see if any of the guru's on here chime in with better advice.

    ScreenHunter_3014 Mar. 20 12.18.jpg

    And the procedure in the FSM I have. I hope it's some help!

    ScreenHunter_3015 Mar. 20 12.35.jpg
     
  5. Mar 20, 2022 at 12:56 PM
    #5
    gun smoke

    gun smoke [OP] New Member

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    thank you ,I took it out this morning and figured it out PS read the post I just put up on it kind of amusing now but it wasn`t at the time
     

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