4kq hesitiation

[Robert M]

+1 on plug and/or wires.  I had a similar hesitation/stumble and new plugs 
took care of it.

Try that first- they're cheap :)

>From: SJ <syljay at optonline.net>
>To: quattro at audifans.com
>CC: skimaster77 at msn.com
>Subject: Re: 4kq hesitiation
>Date: Sat, 01 Jul 2006 09:14:13 -0400
>
>
> > From: "Nathan Ray" <skimaster77 at msn.com>
> > Subject: 4kq hesitiation
> >
> > Yesterday my 4kq started to idle roughly and hesitated
> > for several seconds anytime I try to accelerate.
>**** Plugs misfiring. This happens under load only. Had very same problem
>with my 4k. Started and idled fine, but would "buck" under load.
>The solution was new plug wires.
>If your ignition system is old  . . replace wires, plugs, distributor cap,
>rotor.
>
> >While doing this the motor shakes the car pretty hard.
>**** One or more cylinders not firing will cause this rough running of the
>engine. The car will  "Buck" when driving and you step on the gas . . feels
>like the ignition is cutting in and out. Thats the plug misfiring.
>
>The fuel pump has buzzed for the past few years
> > and I suspect that it has finally stopped producing sufficient pressure.
>Is
> > this typically what happens when a fuel pump goes bad?
>**** If problem was fuel related, engine would most likely die under load .
>.not misfire.
>
>**** Also, your fuel pump is under the car. The electrical wire contacts
>corrode and loosen up. Remove fuel pump wires, clean and replace. Add a nut
>to the terminal stud, if you have the crimp style contacts on the wires.
>
>**** Google the problem . .use this syntax without the quotes "bucking
>site:audifans.com"
>
>
>SJ
>85 Dodge PU, D-250, 318, auto
>85 Audi 4k - - sold but still on the road
>88 Audi 5kq
>90 Audi 100q
>
>
>
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