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Search: Keyword(s): ; Posts Made By: davidtx3
Forum: X3 E83 (2004 - 2010) 04-19-2011, 03:18 PM
Replies: 20
Views: 2,996
Posted By davidtx3
I had the same codes. Replaced the 02 sensor and...

I had the same codes. Replaced the 02 sensor and MAF. Dealer even suggested is was the MAF... but.....Still have the problem.

I would be interested in hearing your results after the DME update....
Forum: X3 E83 (2004 - 2010) 04-17-2011, 10:23 PM
Replies: 20
Views: 2,996
Posted By davidtx3
Check the hose for cracks, probably loosing...

Check the hose for cracks, probably loosing vacuum.

Does your hesitation stop after 3k rpm? I have the same issue, but it starts at 3k rpm.
Forum: X3 E83 (2004 - 2010) 04-15-2011, 11:16 AM
Replies: 20
Views: 2,996
Posted By davidtx3
Exhaust Flapper +1 should be fully closed at...

Exhaust Flapper +1

should be fully closed at idle
Forum: X3 E83 (2004 - 2010) 03-30-2011, 01:23 PM
Replies: 2
Views: 1,506
Posted By davidtx3
It's about the easiest dyi job there is. The maf...

It's about the easiest dyi job there is. The maf is located between the airbox and intake boot. It's a black round plastic piece that has one set of wires plugging into it. Refurb cost is about $220...
Forum: X3 E83 (2004 - 2010) 02-21-2011, 04:06 PM
Replies: 3
Views: 5,602
Posted By davidtx3
Do a search for lower intake boot crack. You'll...

Do a search for lower intake boot crack. You'll find lots of info. Its the rubber tube that runs from the airbox to the engine. Its a common failure on many BMW's. Once you locate it you can...
Forum: X3 E83 (2004 - 2010) 02-17-2011, 11:52 AM
Replies: 56
Views: 13,431
Posted By davidtx3
I finally got around to replacing the MAF and so...

I finally got around to replacing the MAF and so far my "shudder" is 95% fixed. I still feel a hint of shudder when accelerating under load under certain conditions, but so far happy with the...
Forum: X3 E83 (2004 - 2010) 09-16-2010, 09:43 AM
Replies: 56
Views: 13,431
Posted By davidtx3
My 2005 3.0 with 60K miles does the exact same...

My 2005 3.0 with 60K miles does the exact same thing, and does not throw a CEL code.

I forced the car to stay in open loop by disconnecting the 02 sensor, and the problem totally went away.
...
Forum: X3 E83 (2004 - 2010) 08-23-2010, 10:27 AM
Replies: 1
Views: 879
Posted By davidtx3
See my response in your other post

See my response in your other post
Forum: X3 E83 (2004 - 2010) 08-23-2010, 10:25 AM
Replies: 11
Views: 4,406
Posted By davidtx3
One more thing that may help you, the valve...

One more thing that may help you, the valve should be closed when the engine is idling.
Forum: X3 E83 (2004 - 2010) 08-23-2010, 10:22 AM
Replies: 11
Views: 4,406
Posted By davidtx3
I don't have a pic handy, but that small diameter...

I don't have a pic handy, but that small diameter rubber hose is a vacuum hose that connects to a butterfly valve on the passenger side exhaust tip. Take a look under the car and you should see a...
Forum: X3 E83 (2004 - 2010) 07-30-2010, 10:28 PM
Replies: 7
Views: 4,273
Posted By davidtx3
Splice, I wouldn't. The engine management system...

Splice, I wouldn't. The engine management system is looking for very specific and constantly changing voltages from the sensor. A less than perfect splice job may alter the data from the sensor.
Forum: X3 E83 (2004 - 2010) 07-30-2010, 03:28 PM
Replies: 7
Views: 4,273
Posted By davidtx3
You need the oxygen sensor with the 1010 mm...

You need the oxygen sensor with the 1010 mm cable. You should have two pre-cat sensors, one with a black cable (Part #17215) , and the other with a gray cable (Part #17216). The sensor's cable does...
Forum: X3 E83 (2004 - 2010) 07-28-2010, 08:55 AM
Replies: 1
Views: 628
Posted By davidtx3
I don't know what the cause is, but I have the...

I don't know what the cause is, but I have the same slight whistling. I Only can hear it when the windows are down. I found a slight tear in my intake boot, but the whistling is still there after I...
Forum: X3 E83 (2004 - 2010) 01-07-2010, 04:58 PM
Replies: 1
Views: 571
Posted By davidtx3
I'm having a strange symptom with no CEL

Hello,

I have a unique issue happening with my 2005 X3 3.0, automatic transmission.

The best way to describe it is this: A periodic oscillation of RPM during acceleration when above 3K RPM...
Forum: X3 E83 (2004 - 2010) 07-15-2009, 12:54 PM
Replies: 27
Views: 2,801
Posted By davidtx3
ridiculous article. Here are some of the...

ridiculous article.

Here are some of the "Chic" cars that I have owned..

1995 Neon - Autocross car
1998 Miata - Track car
2001 Z3 - Daily Driver and occasional track car

All it takes...
Forum: X3 E83 (2004 - 2010) 06-22-2009, 08:40 AM
Replies: 8
Views: 2,281
Posted By davidtx3
I highly suggest setting pressure to whatever...

I highly suggest setting pressure to whatever your driver side door recommends. I doubt that any of us here have more suspension engineering experience than the BMW folks. :) Do you have a specific...
Forum: X3 E83 (2004 - 2010) 06-18-2009, 10:22 AM
Replies: 18
Views: 1,300
Posted By davidtx3
I'm not sure what BMW advises, but I do know that...

I'm not sure what BMW advises, but I do know that there is more negative camber in the rear in relation to the front. I've noticed that rotating every 10K miles helps even out tread-wear.
Forum: X3 E83 (2004 - 2010) 05-14-2009, 02:43 PM
Replies: 548
Views: 60,621
Posted By davidtx3
2005 3.0i - 39,562 Miles. No problems whatsoever

2005 3.0i - 39,562 Miles. No problems whatsoever
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