[Es2] [s-cars] e//S2 in need of help
matt_20v at yahoo.com
Sun Mar 18 00:15:07 EDT 2007
ECU is saying "don't start". try to figure out why-
trace all sensors before suspecting the ECU itself.
Did you check the ECU fuse?
--- Dave Kase <davekase at pdqlocks.com> wrote:
> Well, the e//S2 stopped running on Thursday.
> I was driving normally and it just shut off. All
> the dash lights lit so
> it was not a complete electrical failure.
> I thought it was the fuel pump but after some
> troubleshooting I found
> the fuel pump works.
> Then I thought the relay may be shot. When I went
> to remove the relay
> the relay cover came off. Upon trying to remove the
> rest of the relay I
> bumped the contacts and the fuel pump came to life.
> So I tried another relay but the new relay still did
> not allow the
> contacts to close. So, I have a signal problem to
> the relay - uh oh...
> I tried to start the car but holding down the
> contacts allowing the fuel
> pump to run. Still no start.
> I pulled a coil (1.8t conversion) and found I was
> not getting spark
> either. Again, likely a signal problem.
> So, in looking at the electrical diagram I figure
> the ECU is ether not
> getting a proper signal into it or the ECU has sh*t
> the bed.
> Any suggestions as to where to go next? Remember,
> this is a conversion
> so a bad signal is easily a possibility as I did
> find some
> less-than-optimal connections during my ignition
> problem last year.
> Can I have my ECU tested somewhere? Do the ECU's
> die on the '92 S4's
> (engine source)?
> Dave Kase
> S-CAR-List mailing list
> S-CAR-List at audifans.com
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