[Author Prev][Author Next][Thread Prev][Thread Next][Author Index][Thread Index]

Re: Diff lock problem



Jim Griffin wrote:

> Okay... here's the latest "problem" with the Syncro (a.ka. 4kq Avant).
>
> I hope I don't start sounding like Dan... after he bought his 4kq... :-)
>
> It will only go forward (or reverse) now if I have the center diff locked (or the center and rear diffs locked). I can put it into gear, but nothing happens. It just revs, and I hear a grinding/churning noise from the rear (or the center?).
>
> It won't do anything until I pull out the diff knob, and lock the center, at least.
>
> And while I was driving to get it home, with the center diff locked (BTW, it WAS raining out... I was lucky

That putting it mildly.

> I suppose..), I tried to put it back into "normal" mode, and it sounded like a driveshaft or something fell out, or was going to fall out. I pulled over into a parking lot, thinking I was going to be stuck, but I just put it back into center diff mode, and drove it home.
>
> Also, FWIW, the notchy shifter doesn't seem to feel as bad anymore (i.e. it is going into gear a bit smoother), now that this has happened. What's with that?
>
> As well, I have noticed that the car is very unstable... the rear end is very twitchy and loose... under all circumstances. It was like this even before this latest snafu. So, did whatever problem I have just suddenly get worse?
>
> One other thing I noticed... and maybe it is unique to the Syncros, since their rear suspension is not adjustable (i.e. no four-wheel alignment possible, despite the quattro setup...), is that the rear wheels seem to have a lot of toe-in. Is this normal? Is it normal for this car?
>
> HELP!! I want to get this car up and running fine soon.... the snow is coming!!
>
> Thanks in advance!!
>

I see a big bucks payout in your near future. I'd say your looking at a new diff. or two.

> Jim Griffin
> JGriff@pobox.com
> http://www.geocities.com/MotorCity/4475/
> Maryland, USA
> "Perception is often stronger than reality!"
> '92 Audi 100S
> '87 VW Quantum Syncro Wagon
> ~~~~~~~~~~~~~~OOOO~~~~~~~~~~~~~~

  John.
1990 CQ