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Search: Posts Made By: Briansbummerbmw
Forum: X5 (E53) Forum 06-11-2021, 02:15 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Something unbelievably stupid

So when I got the compression tester I only hand tightened the spark plug hole fitting onto tester hose. Naturally it stayed in #2 and the hose part unscrewed instead leaving it there. I didn't...
Forum: X5 (E53) Forum 06-11-2021, 12:00 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Crappy compression test results

Pretty sad for Ol Betsy's cylinders:

1. 47
2 105
3. 105
4. 110
5. 110
6. 80

I put some oil in 1 and checked again came out 80
Forum: X5 (E53) Forum 06-11-2021, 02:31 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
I was contemplating just taking off the head and...

I was contemplating just taking off the head and having a look. I dont have much to lose. I couldn't get much more than scrap price with the shape it's in. Maybe the cat converters are worth...
Forum: X5 (E53) Forum 06-10-2021, 01:26 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
I'll see if I can figure out how to perform a...

I'll see if I can figure out how to perform a leak down test.
Forum: X5 (E53) Forum 06-10-2021, 01:25 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
That makes sense. I was thinking it computer...

That makes sense. I was thinking it computer shut off signal to coil, but I get now that it would be the injector so it wouldn't be moving fuel through dead cylinder. I wonder how much other stuff...
Forum: X5 (E53) Forum 06-10-2021, 12:33 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
More info that might help

I was thinking it might be a broken wire in harness is why I checked with noid light. But maybe more info a about the moment misfire started and some backstory. The car always had quite a bit of...
Forum: X5 (E53) Forum 06-10-2021, 11:35 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
The dreaded Vanos was on my original list of...

The dreaded Vanos was on my original list of items to try. To me that always seemed like a mysterious item that I hoped I would never encounter. Maybe I could try and narrow it down to that. I...
Forum: X5 (E53) Forum 06-10-2021, 10:54 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
I checked cylinder 5 at it shows 100. If I could...

I checked cylinder 5 at it shows 100. If I could narrow it down to a problem with valves or head I have a shot. I think I could take it off myself and bring it somewhere for repair. If it's the...
Forum: X5 (E53) Forum 06-10-2021, 09:15 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Red face Bad news compression test

I wish I had done this first. Cylinder 1 pressure only at 35. To my surprise noid light at connecter #1 lit up. So I'm thinking rings stuck or broken. I have quite a bit of blow by which kind of...
Forum: X5 (E53) Forum 06-09-2021, 12:18 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Unhappy Modern engines

Oh yeah excatly! For real, I'm 54 and my thinking has been from my past experience with old cars and is all wrong. This is actually the first car I've worked on with fuel injection. I was driving...
Forum: X5 (E53) Forum 06-08-2021, 01:06 PM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Wow thanks for all the great replies

I had tried to clean secondary air flow and pump is coming on, it sounds like a jet at start up. I was thinking that would only be a cold start issue but might as well check for clogs etc in that. ...
Forum: X5 (E53) Forum 06-08-2021, 11:06 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Vacuum leak

I know what mean about entire motor being a vacuum leak. Everything seems the same in that dept though. I tried it with vac line plugged and just venting out catch can but no change. It is a...
Forum: X5 (E53) Forum 06-08-2021, 02:34 AM
Replies: 35
Views: 914
Posted By Briansbummerbmw
Misfire Misery

2004 x5 3.0. 260,000 miles.

In a quest to solve misfire problems I have replaced:

MAF sensor
Disa valve
Cleaned idle control valve
Fuel filter
Spark plugs
All Injectors
Showing results 1 to 13 of 13

 
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