Audi A4 Maintenance and Repair

2367 messages,  Last post on May 16, 2013 at 8:34 AM

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What is this discussion about? Audi A4, Convertible, Sedan, Wagon

    
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#2323 of 2367 brake fluid leaking by jimmy4802

Dec 18, 2011 (6:42 pm)

1998 audi A4 quattro 1-8 turbo. I have a brake fliud leak that i cant find?? it seems to be dripping down about the middle of the engine and off the trans pan. from the top i see no leaking around the master cylinder or brake booster. no fluid in the basin where the battery is. how do i know if it is the master cyl or the brake booster or a brake line going to the pass side front wheel?

#2324 of 2367 Re: brake fluid leaking [jimmy4802] by vwdawg

Dec 20, 2011 (10:35 am)

Replying to: jimmy4802 (Dec 18, 2011 6:42 pm)
Hi jimmy: Are you sure it's brake fluid and not engine oil? Not sure how b.f. would be dripping down the side of the engine. If it's oil, then might check the valve cover gasket...common problem with older Audis. vwdawg

#2325 of 2367 Re: brake fluid leaking [jimmy4802] by Mr_Shiftright HOST

Dec 20, 2011 (11:49 am)

Replying to: jimmy4802 (Dec 18, 2011 6:42 pm)
if it IS brake fluid, you may have to lift the car and look for some brake line junction block that could be leaking.

#2326 of 2367 Re: brake fluid leaking [Mr_Shiftright] by jimmy4802

Dec 20, 2011 (1:32 pm)

Replying to: Mr_Shiftright (Dec 20, 2011 11:49 am)
I'm almost positive its brake fluid. it difficult to see but it seems to be coming down and dripping off the transmission pan. I replaced a front caliper, both front flexy brake hoses and new pads all around. My son and I just put in a new rack. This car is a fixer upper. the brake pedal goes to the floor when we tried to bleed all 4. then the dripping starts. i'm thinking we damaged the line to the front pass wheel, if its inside the rack housing? or coming from the master cyl or power booster. there's no fluid i can see from from the booster or cylinder but could it leak from behind?

#2327 of 2367 Re: brake fluid leaking [jimmy4802] by Mr_Shiftright HOST

Dec 20, 2011 (2:39 pm)

Replying to: jimmy4802 (Dec 20, 2011 1:32 pm)
Yeah, it can leak from the back of the brake booster but usually this leak show up INSIDE the car, where the push rod from the brake pedal goes through the firewall.
 
it's possible a brake line could anchor to a steering rack housing, but I can't say without having the car in front of me.

#2328 of 2367 I own an Audi from HELL... Re: A4 1998 Avant ABS intermittent fault light by madisongreyart

Dec 22, 2011 (6:03 am)

Replying to: hals99 (Jul 15, 2011 9:33 am)
WAIT TILL YOU HEAR MY AUDI STORY....
 
The reason this post is sooo long is because I can't make it any shorter and tell this story. I literally just signed up and became a member of this site just so I could reply to your Audi post... First of all I gotta say... be thankful your Audi isn't the one I have haha... ALL the crazy problems I've had with my 98 Audi a4 quattro 1.8T 5speed after only having it for 4 month will never happen to me agian because I know it's not possible for another car to pull this kind of Bullsh** on me twice in a lifetime!!! I have to say say this first... I'm a 23 year old girl from Green bay, Wisconsin. I'm CONSTANTLY fixing cars... I have a 1989 Porsche 944 that keeps falling but I keep fixing that one... A 1998 Audi is not an old car by any means but I don't know what to say when the car that is the same age as me makes my new foreign sports car look like a cheap toy! I've also owned a 2000 BMW M Roadster... 2 years older than the Audi and the quality difference between the two is a joke... Yeah Jokes on me & I sure as hell am NOT laughing! The part that gets to me the most is for some crazy reason i LIKE this car and not sure why but I really wan't to keep it running... haha I will have to sell that before the end... Unless I get myself a couple parts cars.
 
Here we go........ The first time I noticed that something wasn't quite right with that car is WORD FOR WORD what you posted about the "flashing red light". I'd go over a bump and BEEP BEEP (and from ONLY owning high $$ maintenance foreign sports cars in my life) That bad feeling I get from my cars when I just KNOW a prepare is imitate... hit me like a swift kick in the balls after only have the car for 2 weeks... So a couple weeks after that my rear break caliber started leaking tons of break fluid. I replaced it and had to bleed all of my breaks. Then within a couple weeks of that out of nowhere at a stoplight... The car was idling just fine but then while letting off the clutch... the more throttle I gave she would try to choke out and stall unless I quickly pushed in the clutch... So what the hell now right?!? I Had to tow her A** home and luckily I figured out what was wrong before I took her in to a mechanic. The hoses on my turbo for air intake weren't "air tight" there was an air leak. I fixed that myself. The red break like still goes off but now from back end of my engine pretty much under my dashboard a metal pipe directly attatched to my radiator is leaking massive amounts of break fluid. Just a simple O ring I'm sure... But there is NO WAY I can get to that pipe myself and replace the seal... Oh well I guess I'm stuck filling up the coolant tank FOREVER. While all these events were unfolding before my eyes I've been noticing a "pop" sound coming from the back end of the car right as I shift between the first 3 gears... COOL pretty sure my car is now backfiring and It keeps getting a little louder with every POP. Oh and I forgot that something suspension related is making one of the most god awful moaning noise I've ever heard on the driver's side and OH I think the other side is starting to make the noise now too... hahahaha OK well at least the car runs... I'll give it that.. Trying to be positive. It's AWD and a Wisconsin winter is 2 months away.
 
Few days later my clutch goes....
 
I got that car this year for the 4th of july and I ended up having to push her home right when football season started...
 
I'd really like to hear someone top that story...
 
...
 
That car is getting fixed right now and I'll have her back for Christmas...
 
I've NEVER experienced anything like this before and just threw me off to point where I'm more confused than anything because It all happened sooo fast. That car is coming back into my life within the week... and starting to feel a touch of anxiety because I almost think that car might actually be self aware with a terrible sense of humor and something big planned for me....
 
hahahaha I own the Audi from hell and I really wanted to share this.
 
At least your Audi isn't THIS Audi.... Good luck.

#2329 of 2367 found a leak by jimmy4802

Dec 22, 2011 (10:47 am)

To err is human. Appears to be coolant leaking from a hose on the back side of the engine. Very weak cooland as it is almost a clear color. It's got a hue of pink to it.I'm going to bleed the brakes again. The bleeder screw are bigger than most US cars and I had trouble getting a hose to fit tight. Than I guess i will fix the coolant, flush and fill. Thanks!

#2330 of 2367 Changing my tire by coreycink15

Jan 01, 2012 (10:32 pm)

Hello,
 
I got a flat tire tonight. I cannot get the damned thing off. I got it jacked up and off the ground, and all five lug nuts off and it would not bug, it was so tight it felt like it is welded on. I called my dad as i wasnt somewhere with a computer and he found something on youtube that said to use the black plastic peg from the tool kit and insert it in place of a lug nut and than slide the tire off. I tried this and still found the tire to be snug as can be. Has anyone one experienced the same problem or have any idea how to get it off? it is a rear tire on an '02 a4 quattro. I got the black peg very far in there and couldnt see any difference between any of the holes for the lugs or any label that shows the peg needing to be placed in a certain hole. oh yeah and my glove box mechanism is broke so my manual is stuck in the glove box. PLEASE HELP!

#2331 of 2367 Re: Changing my tire [coreycink15] by jimmy4802

Jan 02, 2012 (7:15 am)

Replying to: coreycink15 (Jan 01, 2012 10:32 pm)
Well, first i would suggest LOOSENING the lugs when the car is still on the ground. Then jack it up and take the lugs and wheel off. Mine were on really tight also. They are bolts, not lug nuts. I ended up at a Menards or a cheap tool store and bought a 1/2" drive breaker bar for $6 and a 17mm socket to fit it, and used a long pipe for leverage. make sure you know which way they come off. I also put some anti-seize compound before i put them back on. after reading your post, I think the black plastic peg would be to line up the hub with the rotor then slide the wheel over that and put in 4 lugs, remove the peg and put in the last lug????? because lining up all three to put in a lug bolt is a pain!! Good luck

#2332 of 2367 Re: Changing my tire [coreycink15] by mercops

Jan 02, 2012 (3:09 pm)

Replying to: coreycink15 (Jan 01, 2012 10:32 pm)
Since you have gotten all 5 lug screws removed you should be able to remove the rim and tire. However, it sounds like your problem is related to a simple cause...corrosion! The tire rim rides on the center of the the rear brake disc hub and is suspect to corrosion build up, which will cause the rim to stick very tightly to the hub. Try a few drops of penetrating oil and a few gentle raps (under score gentle) with a hammer on the hub center. Give the penetrating oil a few minutes to work before attempting to loosen the rim. Additionally after you get the rim removed, clean the penetrating oil from the hub area and rim, gently wire brush the mating surfaces and wipe clean.
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