Re: In need of DESPERATE help!

[Neil Trama <tramane@actonline.com.au>]

Jagdeesh Diocee wrote:
> 
> Hi everyone,
> 
> I really need some help.
> 
> PROBLEM:
> My car (84 4000s 2.2L 5cyl non quattro, non turbo) just dies at any
> given moment (pretty dangerous).  It used to have some sort of a 'hiccup
> problem', when that disappeared, this new prob appeared.  The hiccuping
> started April 1998, this stalling started in Nov 1998.  I think they are
> one and the same, just getting worse.  Now I do most of the work on the
> car myself, including major stuff, so I know the car pretty well.  My
> mechanic and I have done all the basic tests with no real conclusions???
> 
> Basically, whether car warm or cold, outside warm (0 Celsius) or cold
> (-35 Celsius), idling or driving (any rpm) it will just stall, no
> chugging, just off, like pulling out the key.  At this point I will have
> to wait a minimum of 15 seconds before it will start.  If I try before
> the 15 second 'time limit', I will have to wait an additional 15
> seconds! (talk about moody)
> 
> I've replaced and performed the following:
>         new ignition wires
>         new spark plugs
>         new rotor for distributor
>         new coil
>         new fuel pump, and filter
>         new fuel pump relay
>         adjusted the fuel pressure
>         adjusted timing... basically checked out all the little things.
> 
> The other day, when it stalled, I checked for spark, there was, BUT
> there was no fuel at the fuel distributor when turning the key?!?!?!
> The fuel pump (new) was buzzing like normal.  So what's the deal??  In
> front of the fuel pump is the Fuel Accumulator.  I figured this was
> faulty.  I called around for the part, its a dealer part.  So I went
> with my chequebook to the Audi dealer, told the guy I wanted a fuel
> accumulator.  He asked why, and said he'd never seen a fuel acc.
> failing.  He argued this point for 20 minutes saying he'd bet his life
> that it's not the fuel acc. (Fuel Acc. = basically its a one way valve,
> it opens when the pump pushes fuel at around 50 - 60 psi, when the car
> is off > the pump turns off > the Fuel Acc closes and holds system
> pressure to relieve the pump).
> 
> Any how,  I'm stumped now, what do I do????  The car stalled on me 4
> times this morning on the way to work, once leaving me in the middle of
> a left turn in the middle of the intersection.  Try explaining the 15
> second phenomena to the angry motorists around me!    The part is 130
> bucks, not too bad, but do I need it?  Have any of you ever seen a fuel
> acc fail.
> 
> I'm not on the list anymore, so could you please email any replies to my
> home address :  radiocee@videon.wave.ca .
> 
> Thanks in advance everyone!
> 
>    Jag Audiocee
> -The North West Company-
>         Office.......934-1766.....E-mail......jdiocee@northwest.ca
>         Home.......275-6914.....E-mail......radiocee@videon.wave.ca
> -1984 4000s 2.2L 5cyl with 195,000 km's, no turbo, no quattro, K&N, no
> cat, 2.5" pipe, 2 glasspacks

Try cleaning ALL electrical contacts between the relay and pump
including earths. Had this one on a BMW where voltage drop at the pump
was enough to drop fuel pressure below minimum required system pressure.