# 2004 Audi A4 Ultrasport

**URL:** <https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364>\
**Category:** Classifieds\
**Created:** [October 27, 2016, 5:04pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364 "2016-10-27T17:04:30Z")\
**Posts on this page:** 14\
**Page:** 2

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**Author:** ![yukoncorn](https://avatars.discourse-cdn.com/v4/letter/y/6bbea6/32.png) [@yukoncorn](https://forums.speedlife.net/u/yukoncorn)\
**Post date:** [November 6, 2016, 6:30pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/21 "2016-11-06T18:30:53Z")

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☹

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [April 4, 2017, 7:25pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/22 "2017-04-04T19:25:14Z")

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So the car has been in my barn since purchase and the battery went dead (understandable). I moved it the other day and the right rear brake blew. I am not sure if it is just a line or what. So today I tried starting it and it won’t run for more than about one second.

Does anyone have any ideas why it would start but then stall? If I rev it, the rpm climb but then it stalls after a second. No CEL… believe it or not.

???

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**Author:** ![lorge1989](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lorge1989/32/6153_2.png) [@lorge1989](https://forums.speedlife.net/u/lorge1989)\
**Post date:** [April 5, 2017, 6:15am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/23 "2017-04-05T06:15:47Z")

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$500

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**Author:** ![Quattro\_Krant](https://avatars.discourse-cdn.com/v4/letter/q/ac91a4/32.png) [@Quattro\_Krant](https://forums.speedlife.net/u/Quattro_Krant)\
**Post date:** [April 5, 2017, 6:31am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/24 "2017-04-05T06:31:19Z")

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I would wager the fact that it is

A). 13 years old

B). an Audi

has something to do with it.

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [April 5, 2017, 6:39am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/25 "2017-04-05T06:39:25Z")

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Thanks for the advice, I will start with the fuel pump.

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**Author:** ![BadnewsMike](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/badnewsmike/32/7419_2.png) [@BadnewsMike](https://forums.speedlife.net/u/BadnewsMike)\
**Post date:** [April 5, 2017, 7:11am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/26 "2017-04-05T07:11:56Z")

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large Vacuum Leak, if it runs at all i doubt its the pump. you could try unpluging the maf and see if it will run open loop that will cause a CEL though.

if you have Vag-com you should also do a throttle body adaptation.

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**Author:** ![Zoidberg](https://avatars.discourse-cdn.com/v4/letter/z/d78d45/32.png) [@Zoidberg](https://forums.speedlife.net/u/Zoidberg)\
**Post date:** [April 5, 2017, 11:28am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/27 "2017-04-05T11:28:58Z")

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> [@Blue Eyed Devil](#):
>
> So the car has been in my barn since purchase and the battery went dead (understandable). I moved it the other day and the right rear brake blew. I am not sure if it is just a line or what. So today I tried starting it and it won’t run for more than about one second.
> 
> Does anyone have any ideas why it would start but then stall? If I rev it, the rpm climb but then it stalls after a second. No CEL… believe it or not.
> 
> ???

wtf??? Did it get attacked by mice.

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [April 5, 2017, 11:46am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/28 "2017-04-05T11:46:07Z")

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Possibly. I am going to dig into it tonight a bit.

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**Author:** ![2TurboZ](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/2turboz/32/7577_2.png) [@2TurboZ](https://forums.speedlife.net/u/2TurboZ)\
**Post date:** [April 5, 2017, 2:25pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/29 "2017-04-05T14:25:34Z")

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$501

Will pick up

Sounds airflow related. Check the filter box for mouse home

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [April 5, 2017, 6:26pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/30 "2017-04-05T18:26:06Z")

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No mice.  
After poking around under the hood looking for leaks etc, I was reminded why I don’t work on cars.

Of the 16 Audis I have owned, this is the very first time I have had one that will not drive. Sure I have had plenty of repairs but they have ALWAYS been driveable. I can’t even move the fucking thing in my driveway. ☹

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**Author:** ![Matt\_Danger](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/matt_danger/32/4981_2.png) [@Matt\_Danger](https://forums.speedlife.net/u/Matt_Danger)\
**Post date:** [April 5, 2017, 8:43pm UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/31 "2017-04-05T20:43:05Z")

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Sounds immobilizer / key fob related. If you have a different key, try that. Make sure the batteries in the key are good then try a key adaptation:

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [April 7, 2017, 8:00am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/32 "2017-04-07T08:00:19Z")

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You da man Matt Danger! I used the valet key and she fired right up (with a jump.) The car is doing some funky electrical stuff, I am hoping it is just from the low voltage.

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**Author:** ![Matt\_Danger](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/matt_danger/32/4981_2.png) [@Matt\_Danger](https://forums.speedlife.net/u/Matt_Danger)\
**Post date:** [April 7, 2017, 8:07am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/33 "2017-04-07T08:07:09Z")

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:bigtup:

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**Author:** ![Spam16v](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/spam16v/32/5287_2.png) [@Spam16v](https://forums.speedlife.net/u/Spam16v)\
**Post date:** [April 7, 2017, 8:29am UTC](https://forums.speedlife.net/t/2004-audi-a4-ultrasport/274364/34 "2017-04-07T08:29:28Z")

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Gotta have good voltage or they get real cranky…

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