J Sweet: adjusting kickdown cable....

Discussion in 'General Motoring' started by geronimo, Nov 24, 2007.

  1. geronimo

    geronimo Guest

    The kickdown saga......

    A long time ago I found that the outer cable sleeve had pulled out
    of the back side of the ferrule it is crimped into. I was able to push
    the sleeve all the way back into the ferrule, so it *is* in its
    original position Then I secured it with automotive "Goop". So that
    is not an issue. I found the detailed adjustment instructions on
    Brickboard. It says to loosen the cable on the throttle drum as much
    as possible. You then pull on the cable, then release it. The spring
    in tranny then retracts it and the cam is supposed to make a sound/
    click as the cam hits its stop on the tranny. You then keep tightening
    until the click sound just stops when it is released. However, I can
    only hear a click as I pull the cable *out* of the red end....when
    released, I hear no sound as it stops upon retracting.
    I am wondering if the lack of a clickcoming from tranny when the
    cable is released means that the cable is hanging up, preventing
    cable and cam from going full travel and hitting the stop? The cable
    is definitely free, and pulls in and out smoothly.
    When I twiddle with the adjustment, it doesn't make sense what the car
    is doing. if I move the outer sheath all the way forward, making as
    much slack as possible, then the car will never shift out of second
    into third. Conversely, when I moved the sheath all the way back as
    far as possible (tightening cable on drum) I had the same
    result....would not shift into third. When it is in about the middle,
    then the car will shift into third, but only when you let off the gas
    momentarily.
    If I understand it right, moving the adjustment all the way forward
    (max slack) should have shifted the shift speeds so as to enable third
    and O/D as well. Geronimo
     
    geronimo, Nov 24, 2007
    #1
  2. geronimo

    James Sweet Guest

    The details are outside my area of expertise, my cars have all been manual
    transmissions, hopefully someone can give you some insight here though.
     
    James Sweet, Nov 24, 2007
    #2
  3. geronimo

    Steve H Guest

    I've just bought a 960 2.3 turbo automatic, it only changes into 4th at
    more than 60. Is there any way to change this so that it drops into 4th
    at less than 50 as we have so many 40 and 50 limits around here I'm only
    doing about 20 mpg driving around in 3rd all the time.

    Steve H
     
    Steve H, Nov 24, 2007
    #3
  4. geronimo

    James Sweet Guest

    My friend had a 740 Turbo automatic, and while I never worked on it, I drove
    it once, and it would shift into 4th at 30-40 mph with a light foot. If it's
    not shifting sooner, something is wrong with it. Check the fluid level,
    kickdown cable, and anything else connecting to the transmission, I have no
    specific details on this but it's not working as it should. Some automatics
    have a vacuum line to measure engine load, I don't recall whether the
    AW-70/71 in these cars do.
     
    James Sweet, Nov 25, 2007
    #4
  5. geronimo

    Steve H Guest

    I've just done a couple of hundred miles on the motorway and everything
    now seems to be working as it should, I think the car had been out of
    use for a few months when I bought it.

    Steve H
     
    Steve H, Dec 1, 2007
    #5
  6. the adj on the kick down cable is a funny thing...i ended up tweeking
    it a bit...driving
    to see the changes...tweeking again, driving a bit, etc...it took some
    time...sorta like
    the boost linkage...i had to drive to notice and feel the results of
    tweeking one way
    or the other...other than that, just make sure the cable is in the
    track, free and clear,
    and operating smoothly......btw: i was tweeking a 1993 940t........
     
    ~^ beancounter ~^, Dec 1, 2007
    #6
  7. geronimo

    Steve H Guest


    It's working fine now most of the time, I will have a look at the cable at

    the weekend when I change the oil and filter. I think the 940 and 960 are

    the same car and engine but with different trim and turbo levels.

    Steve H
     
    Steve H, Dec 4, 2007
    #7
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