Bmw rear differential leak. the car is a 2019 G05 with about 45k miles on it.

Bmw rear differential leak My differential has been leaking for a few months, now it's time to fix it!—————————————————FEATURED:Rear Differential Fluid: https . The rear differential plays an important role in the smooth running of your BMW. When I was removing and reinstalling my exhaust I noticed that the differential has a class two leak, meaning there is no droplets forming/present. Yes, 3 year-old bmw with a diff leak doesn't add up. Cleaning and recheck. Jan 12, 2012 · I took mine in, because I would get an occasional noise that I thought was differential. S55 M2C's all came with poly bush from factory so BMW swap out failed rubber bushes for the newer oem poly bush. This requires dropping the diff, unfortunately (or at least unbolting it and sliding it back and down). 3. Has anyone else at this issue? Oct 2, 2022 · Hi, it appears I have a rear differential leak coming from the drivers side rear axle seal. May 15, 2017 · Removing the fill plug on the rear of the diff case and checking fluid level is relatively simple matter: see Bentley 331-2. You can also spray down the diff with brake cleaner then check on it a week from now to see where the leak springs from. May 8, 2015 · I received a call from my SA indicating that there is a bad seal or seals in the rear differential and they will be replacing them. Jan 14, 2025 · Rear Differential Leaks Caused by Failed Gasket The gear oil is kept in place by a gasket, and if this gasket has failed, then rear differential leaks will occur. The most common indicator of a rear differential leak is puddles of fluid underneath your BMW. So this past weekend I was installing my Remus mid-pipes (which I love by the way). Devising a way you can do that at home might be a bit of a problem in that you have to access the rear of the diff case with the car LEVEL. If one is leaking, the other one may not be far behind. I am not seeing any leak where I park my car. but Nov 29, 2023 · During my last Friday visit at a dealership for a brake fluid service, the technician discovered during the inspection found rear differential leaking fluid. The drain/fill plug is 14mm hex socket. Some people refer to this differential as the rear diff or simply the rear end. First, he cleaned the area, and we replaced the fluid with a special differential fluid from BMW - expensive stuff. If the leak is around the rear cover of the diff, you'll want to replace most or all of these parts: Dec 9, 2019 · UPDATE TO THE REAR DIFF LEAK: So I went to my service appointment at the dealer, who confirmed that it actually isn't the seals on the rear-diff, but the rear-diff casting itself that is slowly leaking. Here are the reasons behind leaks in rear differential & tips to fix it. get techs to assess rear diff mount bush - n55 engined cars all have single rubber bush which is know to perish/crack - 2. Nov 10, 2009 · It's possible that it's CV joint grease that's leaking, but it's more work to replace the boot so you should start with the diff seal. Last week I spotted a couple of drops of oil on the garage floor immediately under the front (pinion) bearing of the diff. Most common leak is from the cover, as they used a paper gasket (now discontinued) which wore out and leaked, and they now make a Loctite product (with a BMW p/n) to re-seal it. It's not difficult, but it requires lowering the rear differential to remove the left and right output shafts. The mechanic said there is a rear differential leak and need to take it apart and replace the parts etc here is the pic I saw under the car. Mar 3, 2024 · The shiny black ring on the left side rear that connects to the rear differential has oil on it and it spins freely, while the one on the right is dry and does not move. the car is a 2019 G05 with about 45k miles on it. If this area is wet, replace the axle seal. It's probably the radial seal on each side. The fluid should be at the point of running out of the hole, or level with it. I assume the BMW e9x does NOT have any access port from the boot/trunk? May 28, 2014 · Figure out a) where it's leaking from; and b) how much it's leaking. The rear drive axle seal on BMW E53 models is located behind an axle stub flange, protected by a shield. Apr 5, 2021 · First thing you want to do is pull the plug and see if the diff is low. I advice service advisor this should be under warranty, but my warranty expired July of this year. Long story short, I had a similar 'leak' in mine. It appears to be seeping where the passengers drive shaft meets the diff. Mar 4, 2022 · At a service in December 2021, the BMW engineer noted that there was a slight ‘oil mist’ on the differential (his words, not mine). Fortunately, it is covered under warranty. However, you can see fluid. The DIY also requires special tools to remove the axle shafts. Recommend re-seal rear differential. Mar 25, 2010 · I took my car to fremont bmw and took a look at the underside. the parts and labor is like $1300. The dealership stated that they had never seen it, and a replacement is on order from Germany. My Indy mechanic did a couple of things. I will get it fixed, any sort of leaks is basically liquid money leaking, and is not a good thing long term or short term. Does anyone have a link to a video for this job? I found some videos that who using a torx to remove the bolts that mate the axled to the differential but I don't appear to have bolts or they're not visible. Rear-wheel drive vehicles use an independent differential located between the two rear wheels. I'm not sure which seal it is, I will get it checked out during my upcoming service. If you have a fluid leak from your rear differential, inspect the area around the axle shaft stub flange. A trip back to the garage today, but Sep 25, 2021 · 1. It is linked to the transmission with a driveshaft. While we're on the topic, I'm gathering materials to do a fluid change on the rear differential. Feb 27, 2023 · In fact, the term transaxle can be used interchangeably in these vehicles to describe the differential or transmission. lgbyn eowyif ldup eedc tsux uvi hfltn bltsy tvv uyektd xbpaiju rwprtkgo sozlmwn zfbs uhzhm