[urq] Bad AAN ECU repair?

Patrick Carlier p.carlier at pandora.be
Thu Dec 3 22:53:29 PST 2015


That's most likely just a shorted driver in the ecu  .
Inj 5 is constantly grounded , staus open and floods the engine . .

If you know wich pin is connected to ijn5 , it's just a matter of
tracing hat pin back to it's driver and replacing it .

I'm in Europe , but if you can't find anyone to repair it ,I
don't mind taking a look .
btdt

Pat



----- Original Message ----- 
From: "Eric Fluhr" <ejfluhr at gmail.com>
To: <urq at audifans.com>
Sent: Friday, December 04, 2015 5:58 AM
Subject: [urq] Bad AAN ECU repair?


> Hi all,
>
> Well, the AAN in my Urquattro is indeed running with the factory
> top-of-bell-housing flywheel tooth sensor....along with a borrowed ECU,
> borrowed injectors, and debug/replacement of a bad relay.
>
> Much thanks to the couple of guys who told me that, YES, the AAN ECU would
> run off of the Urq factory G28.  I wish I had stayed true to your advice.
> Unfortunately I was getting bad G28 sensor codes from the ECU after
> troubleshooting the ECU and injectors, then spent 2 days delicately 
> cutting
> a hole in the side of my transmission without damaging the flywheel or
> dumping tons of metal shavings in the housing (poor shop vac!).  Only
> thereafter did I discover the @#%! fuel pump relay.
>
>
> Now to the point of my latest post:  my ECU is busted with the #5
> injector.  It drives it wide open continuously and floods the cylinder.
> Has anyone heard of this before?  Know of a person/place that can repair
> the AAN ECU?   Does Steve Eiche still do ECU work and would anyone have 
> his
> email?
>
> Thanks,
> Eric
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