Run-On Fans

[Dan DiBiase]

Ok, think I am good to go. Ordered, received and installed new fan relay.
The drain next to the ECM box seemed to be clogged up so I cleaned it and
vacuumed that area. Put everything back together and jumped the car, seems
to be good now. Total cost was $48 vs probably $400 at the shop!

Dan D
'04 A4 1.8Tq MT-6
Central NJ USA

www.linkedin.com/in/danieljdibiase
http://dans-life-blog.blogspot.com/
Twitter: @dandibiase

On Fri, Jul 7, 2017 at 3:35 PM, Dan DiBiase <dan.dibiase at gmail.com> wrote:

> Ok, since we haven't much technical stuff here lately..... My cooling fans
> were running on after the car was shut off and eventually drained the
> battery. A little research indicated that the fan relay was the likely
> culprit, tucked away in a sealed box under the cowl with the engine control
> module. 20 minutes work and the box was open and ECM moved aside, to reveal
> a puddle of water in the bottom of the box, and the relay stained with
> corrosion about 1/3 of the way up it's 'face'. Ordered a new one and once
> it arrive, will replace it.
>
> http://i24.photobucket.com/albums/c30/ddibiase/Audi/
> 927AF86E-717C-43EA-8433-6E1F211B935C_zps07lk4uat.jpg.html
>
> But now I'm wondering how the water got in there. The top was completely
>> dry, no cracks, although I did see that one of the 5 screws holding it
>> closed was missing but not in the corner where the water was. And the box
>> is actually open at the rear bottom, where some cables come in. But I don't
>> see how water could have gotten in there, as there is sheet metal below
>> that area and again, it wasn't in the corner where the water was. And we
>> haven't had tons of rain here lately, nor do I recall having driven through
>> any large puddles. I guess I will just replace the missing screw and
>> tighten everything up when the new part arrives.
>>
>
> Dan D
> '04 A4 1.8Tq MT-6
> Central NJ USA
>
>
> www.linkedin.com/in/danieljdibiase
> http://dans-life-blog.blogspot.com/
> Twitter: @dandibiase
>