If that does not work, I think it's good to try an other computer (ECU).
Inside the soldering gets poor.
Zoltan

----- Original Message -----
From: "Stuart MacMillan" <stuartmacm@GMAIL.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, May 17, 2012 7:31 PM
Subject: Re: Questions/Advice Needed 1980 VW Westphalia

>I have to second the advice on the coil.  My '65 MGB did exactly this, and
>I
> dropped the fuel tank and had it cleaned, replaced the fuel pump, etc. and
> finally installed a new coil out of desperation after about a year of
> this.
> They are cheap and don't last forever, so give it a try before you get too
> deep into it.  In my experience, heat related failures like this are due
> to
> intermittent electrical connections cause by heat expansion.
>
> Stuart
> '85 Westy and other old cars
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Mike S
> Sent: Thursday, May 17, 2012 5:59 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Questions/Advice Needed 1980 VW Westphalia
>
> On 5/17/2012 7:54 PM, Gary Meier wrote:
>> I'm having an intermittent problem with the above vehicle quitting
>> while driving. Initially this was mainly when the engine had been
>> working hard; i.e. prolonged climb at the low end of the RPM range.
>> Now it's beginning to happen more frequently and under a variety of
>> conditions. When it stops if you let it set for 10-15 minutes it
>> restarts and drives fine for an undetermined period of time (now
>> getting shorter). I've replaced the fuel pump, fuel filter and most of
>> the hoses on the fuel and intake system. Any suggestions on where to
>> look will be greatly appreciated.
>
> Fuel, ignition, compression. I'll assume compression is good, since when
> it
> runs, it runs. You've made some changes to fuel. Look toward ignition.
> Perhaps the coil is getting weak when warm - it's getting warmer outside
> in
> most areas, so that might explain why it's starting to happen more often.
>
> It could also be the ECU. They're known to develop cold solder joints in
> old
> age, which might be exacerbated by warm/cold cycles. But that involves a
> soldering iron.
>