G05
BMW X5
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03-12-2026LAST POST
03-11-2026
Hello,

I am new to Bimmerpost and am excited to make my first posting. Unfortunately its not for a good reason. My wife has a 2011 BMW X-5 with 180,000 miles on it that is honestly one of the best driving and handling cars I have ever owned We love it. It's big enough inside but has a small signature outside making it easy to park.We have a reliable mechanic that has handled most all repairs. Recently we received a warning saying "engine operating at reduced output - Possible to continue". I towed it and our mechanic said it was the Eccentric Shaft and Server Motor. We love the car and want to keep driving it but not sure if repairing this is the best option. Does anybody have an opinion regarding this issue and this possible repair or any idea if this warning could be a sensor or something else that could be repaired without the expected $5,000 cost for those two parts? Any guidance would be much appreciated. Thanks in advance
03-11-2026
Hi there, and welcome! Heads up you are posting in the pre 2005 forum, so you may want to repost in the E70 X5 forum or at least the E90 N55 motor sub forum here.

That said, eccentric shaft failure is pretty rare, so I don't know what the repair looks like offhand.
Eccentric shaft sensor is very common though and should be relatively inexpensive... Around $1,000.

If the diagnosis and quote is accurate for your vehicle, I would say it's time to walk away. There are plenty of lower mileage e70s out there for around 8 to $10,000. Put your money into that.

Hopefully you can get some specific advice about the repair here or in the other forums.
03-12-2026
Hey thanks for taking the time to educate a new guy. I posted in the appropriate forum and hopefully I will get some sound advice. Hopefully I can find someone who can tell me the car is worth saving and the way to go about it.
Much thanks