e46 compression test results|Compression Test Results?

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Proper compression test

I just got done doing a compression test on my 2001 330xi with 135,xxx Miles. The results were: Cylinder #1:115. Cylinder #2:120. Cylinder #3:120. Cylinder #4:120. Cylinder #5:116. Cylinder #6:115. I thought that good compression was between 142-156psi for a m54, and .E46 compression test results. Jump to Latest Follow. It's time to choose .

Proper compression test

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These cars can be tricky to perform compression tests on and get accurate . E46 compression test results. Jump to Latest Follow. It's time to choose November's E46 of the Month winner! 1 - 15 of 15 Posts. O. ozonekilla. Registered. Joined Sep . BMW E46 compression numbers. I have an 03 BMW 330i 3.0l and i ran a compression test today and i was wondering if these are normal numbers. 169,000 miles. .

The results from CYL 5&6 confirm the the injectors are over fuelling due to the loss of compression. I suspect a failed head gasket now because of the 2 adjacent cylinders showing the same compression loss. Hey All, I recently did a compression test on my 2007 335i. Here are the results: Cylinder 1: 150 psi. Cylinder 2: 165 psi. Cylinder 3: 165 psi. Cylinder 4: 150 psi.

I did a proper compression test today and was needing some help understanding my results. I was wondering if I could try the fuel injector cleaner method. Uploaded this on E46 fanatics as well. For example, I did a compression test on my 1992 325i with its M50 non-vanos and I came out with numbers ranging from 205 to 220 psi. The cylinder number 6 was, . These cars can be tricky to perform compression tests on and get accurate results. I worry more about the variations in readings between cylinders anyway. If the .

You will get similar results by not wedging the screwdriver but not 100% accurate reading. Factory compression is around 175 psi per cyclinder and generally down to 150 psi . E46 M3 S54 Engine. After finding out that my head gasket is causing my horrible engine rattle (pinking/det) i thought i'd put up a quick guide to diagnosing if your headgasket is goosed like mine. This is a easy bit of mechanical work which will take no longer than an hour to complete. Firstly. Hi I have just done a compression test on my 2001 E46 M3 and below are the results. Can someone let me know if I am ok or need to get the gasket done. Cylinder one I have marked as the one at the front of the car. Cyl 1 = 165 Cyl 2 = 165 Cyl 3 = 170 Cyl 4 = 175 Cyl 5 = 170 Cyl 6 = 175 Thanks BMW E46 compression numbers I have an 03 BMW 330i 3.0l and i ran a compression test today and i was wondering if these are normal numbers 169,000 miles Test: Dry . Hello, old threat it is but am currently on that phase now,just did a dry compression test and these are my results where all just about this range.Picture below .

E46 M54 compression test. Jump to Latest 21 - 40 of 77 Posts. 1 2 of 4 Go to page. Go. 4. Rob43 E34 540i6, E46 323i, E36. Originally Posted by rajicase. Those look like decent results on a cold engine. . The only way to get accurate compression test results is to do them on a hot engine, so until that can be done, dont worry about it. A leak down test will be much more telling at this point. The primary reason a failed HG/cracked head . 2. Do a compression test 3. check for oil in coolant or vice versa. - milky oil under the cap does not mean oil mixed with coolant. 4. If the engine is cold, I might swab each cylinder before starting or doing a compression test to see if coolant is seeping into any cylinder. E46 Forums. E46 XI E46 compression test results . E46 compression test results. Jump to Latest Follow 4K views .

1) remove all spark plugs before doing the test, and replace them after the test is done 2) disconnect the fuel injector harness so fuel isn't sprayed during the test 3) keep a charger on the battery 4) ideally the throttle body/plate needs to be open so there's no air restriction for an accurate reading. Got towed home, and wanted to do a compression test and the results in the first cylinder was 210PSI, second cylinder was 150 PSI, third cylinder was 30PSI. Was too depressed to check the rest. The cranking sound was pretty loud on the first one, and was much quieter on the second and third cylinder. Bimmerforums is the preferred online BMW Forum and community for BMW owners. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. Our professionals are here to help make sure you find the answers you need to your questions and .

E39 528i, E46 325ti. Compression Test Results? Hi All, wonder if you can help, I just wanted to check the below results. . It was good really, as the compression test results were deciding it's future as to whether it was worth continuing with it or looking for another one. New clutch, save some pennies and then let the boosting commence! 12 . Compression test results. Thread starter SRM3; Start date Feb 21, 2022; When you purchase through links on our site, we may earn an affiliate commission. . what would good compression results be for the e46 m3? J. jammy111 Wearing official crakows. Mar 6, 2016 1,687. Joined Mar 6, 2016 Messages 1,687 Reaction score 760 Points 113 One of the Bmw techs bought it and the engine fired up right after gaining compression. I looked at the car today and had a compression test done on a cold engine. Cylinder 5 had 110psi on the second time. The guys asking 00 lack of service history and the compression numbers are low despite the cold. The car has now 144k miles. I am curious since I just performed a compression test and cylinders ranged from 172 to 179. . 2013) E39 (1997 - 2003) E46 (1999 - 2006) E36 (1991 - 1999) E60 / E61 (2004 - 2010) Top Contributors this Month View All. shawnsheridan 359 Replies. mattmar1 170 Replies. Adalbert_77 158 Replies. Recommended Communities. AVS Forum

Results of my compression test, 2003 530i 95k miles : #1-135 #2-132 #3-130 #4-132 #5-133 #6-130. . but pretty much all on the mark?? Happy that they are all equal, but that seems like a hell of a lot of compression? It's a 323i '99 E46. Is there any problems in running that might show high compression readings? E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Content on E46 Fanatics Forum is generated by its users. E46 Fanatics Forum is not in any way affiliated with Bayerische Motoren Werks AG VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada I did a compression test on all cylinders, and have 0 compression in cylinder 2. All other cylinders are 150+ with 2 cylinders being 180+. Next leak down test - not so good. Testing with 100 PSI. Also, testing with a COLD engine. C1 - 5% loss - all went great. C2 - 90% loss - mostly I felt air coming from Cylinder 3, and heard a hiss in exhaust. Hello All! I am looking for possible oil eating problems on my e46 325i. I did the compression test and got the results: 9.75,9.5,9.4,9.6,9.6,9.6. The original value was 10.5 based on service manual. What do You think about my measured values after 12 years (my car is from 2002) and after.

E46 XI. Compression test results help. Tags compression test. Jump to Latest 21 - 30 of 30 Posts. 1 2. B . If you really want to follow it up, you need to also perform a wet compression test, which is where you add oil to the cylinders to see if you may have washed down cylinder walls or broken piston rings. Oil should boost the compression, the question is by how much. The next step is a cylinder leakage test and maybe use a different compression .

E46 (1999 - 2006) 2005 330i E46 Compression Test . 2005 330i E46 Compression Test. Jump to Latest 519 views 5 replies 2 participants last post by u.nanimous Mar 9, 2021. JayN77 . As far as the compression test results, the engine seems a little tired and there might be a leak between cylinder #5 and #6. The other question is, how did the headgasket get damaged? . E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Content on E46 Fanatics Forum is generated by its users .

E46 N42 Compression Test. Tags compression n42. . Just done a compression test on my 318i (N42) Was wondering anyone could advise on these results. Cy1 - 170psi (or little under) Cy2 - 165/170psi Cy3 - 160/165psi . Thanks for sharing the results. Got the plug out in the end. I used JB Weld (epoxy resin) and carefully screwed the hose back . I've been looking around for a 328i parts car to buy so I can do an engine swap. I'd be doing a compression test on a car before I buy it, so I went ahead and practiced on my car (1993 320i). The car is normally dirt slow because of the dinky 2.0L engine, but I was expecting poor compression as well. Imagine my surprise when I got the following numbers (in PSI): . So today I picked up a compression tester and got to work, warmed her up, pulled the plugs & fuse 54 and got to work. I measured each cylinder once and then did the whole lot a second time with the below results: 1. 170, 175 2. 165, 185, 187 (retested due to disparity) 3. 190, 195 4. 190, 192 5. 190, 192 6. 190, 191 What's the community's thoughts? methodology: used a cheap engine compression tester kit. removed fuel pump fuse, coils, spark plugs. 6 cranks per cylinder. did the following: cold dry test, hot dry test, hot wet test (adding about a tbsp of oil directly to the cylinder via spark plug holes). results: COLD DRY Cylinder 1: 156.25 (first round) / 145.75 (2nd round)

Head Gasket/Low compression test nu

Here are my results from the compression test: cylinder 1: 173 cylinder 2: n/a cylinder 3: 183 cylinder 4: 186 cylinder 5: 188 cylinder 6: 198 cylinder 2***8217;s spark plug was rusted in, and I didn***8217;t want to damage anything by .