RE: [ihc] New Int. Truck release

[mark stegmann <truckdriver_1977@xxxxxxxxx>]

Tom, that black box that shifts the case is a
solenoid. And I'll bet $5 that's the problem. It's a
common thing on the older exploders. Almost everyone I
know that's had one has had to replace that solenoid.

Mark


--- Tom Harais <THarais@domain.elided> wrote:

> Mark... give me manual shifters any day!!!!!!!
> 
> Mark:
> 
> I'm with you.  I picked up a '93 Explorer as a "back
> up vehicle" earlier
> this year, rather than spend a grand on my old, '87
> Honda Prelude to keep it
> going reliably.
> 
> 		(it needs clutch, new alternator, new timing belt,
> new brake
> MC installed & bled, the AC leaks somewhere, there
> are some rust spots -
> runs perfectly with new tires and battery other than
> that, anyone want it?).
> 
> 
> The Explorer has a shift-on-the-fly electronically
> controlled, 2 speed, Borg
> Warner transfer case with full auto hubs.  You just
> push a button to engage
> it or that's supposed to be how it works.  It has a
> "black box" that
> controls the engagement of the transfer case with
> axle speed sensors,
> indicator lights, etc.  There are and all kinds of
> measurements and
> processing involved just to engage the transfer
> case.  
> 
> Recently, I pushed the button to engage 4WD and
> nothing happened.  I can
> hear the power relay "clicking" inside the rear
> fender well, but the
> transfer case doesn't engage and there is no way to
> manually override it.
> 
> The wiring diagrams I was able to obtain only show
> the "flow" to and from
> the box and the control motor without any details. 
> There are eight or ten
> wires going into the transfer case.  All I wanted to
> do was check for
> current to the actuator motor.  All I could do was
> check the
> connect/disconnect for the wires.  
> 
> And now, I either have to take it to a Ford dealer
> to have it diagnosed and
> repaired at great cost or take a chance and swap out
> that control box which
> might be a waste of $200 or more.  It is a Ford
> proprietary product of
> course.  
> 
> You know, if it was a manual shift it would either
> engage or not.  Then, it
> would either be a linkage problem or the transfer
> case would need to be torn
> down and worked on.  But, that is still simpler to
> diagnose, repair and
> override if necessary.  Electronic controls might
> seem more luxurious, but
> they tie you to proprietary parts and expensive
> dealer repairs in too many
> cases.
> 
> Anyone see the cost (dealer of course) of some of
> these proprietary
> headlight units on some of the new cars?  I'm
> hearing $500/side for a Ford
> Taurus, things like that. So, a minor rock chip
> becomes and expensive repair
> thanks to proprietary parts and now competition. 
> That used to happen only
> with expensive, European luxury cars.
> 
> Tom H., '76 Traveler
> 



		
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