Date: Sun, 23 Sep 2007 09:28:38 +0200
Reply-To: tinker man <tinkerman007@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: tinker man <tinkerman007@GMAIL.COM>
Subject: Re: ECU firmware location
In-Reply-To: <817990.98663.qm@web82703.mail.mud.yahoo.com>
Content-Type: text/plain; charset=ISO-8859-1
On 9/23/07, David Kao <dtkao0205@yahoo.com> wrote:
Hi David, thanks for all the good suggestions.
Actually, I couldn't have written them better...(looks like we have
similar experience...).
> Catalytic capacitors are the most likely ones to go bad. There should
hehehe...too much fuel injection talk makes Electrolytic turn into Catalytic...
:-)
> If you have similar skill like theirs it is probably safe to repair your ISCU.
I'm no SMT expert, but through-hole technology? Pretty good.
> But of course you will need to isolate the
> defective component. That is the hardest part.
That's what I'm saying for a few weeks now...:-) (but I feel I'm close)
> Now that your ISCU is an European breed. I can see why you want to get
> it fixed instead of replaced.
Yup, no such things on eBay, and the list vendors haven't heard about
the European models.
> If you can identify the defective part It will probably take less then 15 minutes to
> repair it.
Yep, agreed again. But what si that damn part?...:-O
> Not trying to tell you how good I am. Just some experience I had.
Hehehe...don't worry my friend, we're not going to fall into another
argument like the one you were recently burned in...:-) :-)
Obviously you're pretty good, as is Leslie (OK, I'm not so bad either...).
No need to apologize for that...
> Leslie is pretty good. He will have some more ideas I believe. Yes, a good
> magnifier is a must. Good lighting is definitely needed. A small piece
> of damp sponge for cleaning the tip of the solder iron is a must too.
All, good, standard practices that it seems we're all experienced
with. The problem is finding the needle in the haystack (the defective
part). But I believe I'm close to it.
> Good luck.
Thanks. Cheers!
TM
> --- tinker man <tinkerman007@GMAIL.COM> wrote:
>
> > On 9/23/07, David Kao <dtkao0205@yahoo.com> wrote:
> >
> > > Try to measure each resistor on the PCB. They tend to change value because of
> > > aging and heat.
> >
> > Pretty hard in my case, with close to 200 parts on the PCB, all
> > affecting each other's measurements...
> > I was also checking the capacitors, which are more problematic.
> > The good news is that I might get a spare unit for comparison and
> > testing. I'll keep my fingers crossed till I get it...
> >
> > Cheers,
> > TM
> >
>
>
>
>
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