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need help installing transfer case switch

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  #1  
Old 04-11-2010, 09:31 PM
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need help installing transfer case switch

94 f150 4x4:
dash light is stuck on 4x4
switch is stuck on 4x4, wont let me switch to low range or out of 4x4

i found a used transfer case switch unit on ebay, but how do iin stall it
what parts of the dash do i need to pull off? any tips would be appreciated.
 
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Old 04-12-2010, 12:30 PM
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bump, no one has installed one of these?
 
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Old 04-12-2010, 01:10 PM
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your best bet would be to get a haynes manual for that taking the bezel off is pretty simple and self explainitory i would try to explain but i cant post pics to show you what i am talking about maybe someone else can help
 
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Old 04-12-2010, 02:50 PM
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What exactly do you mean by switch is stuck on 4x4? The button is physically stuck pressed "in"?

Are you sure are you its the shift control switch?

Just so we're clear, you do have a push button electric shift transfer case?

If so I doubt there is anything wrong with the shift control switch, unless the button is jammed "in" that is, more often then not the shift motor itself is stuck, needs cleaned and lubed and or its contact points are dirty, or you have a electronic shift control module issue.

Lightly taping the shift motor with a hammer will often jog it into movement, responding to the button again.

Sometimes the control module is hung up, lets say confused unaware of the motors actual position, disconnecting the battery will often clear it and allow it to respond to the control buttons like it should again.

Last resort, all else fails to get to 2 wheel drive, use a set of jumper wires. One positive, one negative, jump direct from the battery to the motor pins at the connector at the cross member, jumping it to wind the motor back to 2 wheel bypassing the motor position sensors and control box. Works until proper repairs can be made once the cause of the problem is determined. Of course that is provided the shift motor itself is "good", probably is they are pretty tough.
 
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Old 04-12-2010, 03:05 PM
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i replaced the little box in the dash, its electric, it says (low range or 4x4). the previous owner told me it needed a new switch, so i replaced it. the dash light says 4x4, i cant get it off. i went under and the front drive shaft can only be twisted by hand an inch or so in both directions. i looked under it and had a buddy driving, and it doesnt spin even though the dash light says 4x4. any help getting 4x4 working is appreciated, thanks guys.
 
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Old 04-12-2010, 03:16 PM
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i looked under it and had a buddy driving, and it doesnt spin even though the dash light says 4x4.

Sounds like its stuck halfway or so, not 4h but not all 2h either, just enough to make the 4x4 light stay on.

Tap on the shift motor with a hammer or hunk of hard wood, you want to vibrate some it so it can move if its stuck. Push the "2 wheel" button just before you do so, it should flash several times as it attempts to move, but it might not. May take you a couple of tries to get it to go. If that doesn't work disconnect the battery for a few minutes.
 
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Old 04-12-2010, 04:05 PM
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there is no 2 wheel button? and where is the shift motor? id love to go give it a whack! this is my first pickup truck. always had cadillacs and mustangs, so i dont know my way around this thing too well yet. this is whats on my dash and what i replaced...

 
  #8  
Old 04-12-2010, 06:31 PM
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Ok then on that one you simply push the 4x4 button again to go back to 2h? I haven't had one like that. Push it once to shift to 4x4, push it again to go back to 2h? Should tell you on the visor if I'm missing something.

The shift motor is right on the transfer case.

Look here, give you an idea what it looks like.
Ford transfer case shift motor Automotive Parts at bizrate - Shop online for Automotive. Compare Prices and Read Consumer Reviews
 
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Old 04-15-2010, 08:49 PM
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i smacked the shift motor, didnt do anything. i took off the negative battery cable for 5 minutes, didnt do anything. any other ideas?
 
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Old 04-15-2010, 10:03 PM
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judging off what it looks like it has a plug and play harness that prolly mounts to the transfer case. doesnt look too bad.
 
  #11  
Old 01-11-2011, 07:53 AM
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I have the same problem that comes and goes. I think it has something to do with that electrical box located behind the glove box. For me this problem usually exists during cold weather. There are also many times it wont come out of 4-wheel drive.
 
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Old 01-11-2011, 04:18 PM
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it ended up being a bad shift motor. cost me about 80 bucks but 4x4 is crucial this winter in mn
 
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Old 01-12-2011, 04:43 AM
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Originally Posted by navigatorstang
it ended up being a bad shift motor. cost me about 80 bucks but 4x4 is crucial this winter in mn
Is that the component mounted to the transfer case ?
 
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Old 01-12-2011, 12:12 PM
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yes its a cylinder. slips into an aluminum mounting plate thats held on by 3 bolts/screws. if you replace it make sure to slip the 3 wires out of the old then plug them into your new shift motor. (3 wires appear to come out of the case rather than out of the wiring harness). it takes 20 minutes to put a new one in
 
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