Goblenator Discussion starter. 4 posts · Joined 2017. #1 · Dec 11, 2017. So I hit a rabbit the size of a cow and messed up the front end of my car. Part of the damage was the ambient temp sensor was ripped off. It was jumping back and forth between +144 and -40. I bought a repair kit and a new sensor and installed it. now it just reads +144.

Without a question this is true of BMW’s, especially sportier models such as the 335i, 340i, M3, M4, M5, etc. Standard maintenance may add up quickly and become overwhelming for unaware owners. Sprinkle in a $1,000 repair right after an $800 set of tires, and it is easy to understand why some owners may become frustrated and forever deem them
BMW E46 Expansion Tank Cracking. One of the primary areas of issue for the BMW E46 cooling system is the expansion tank. This is actually a very common issue on most BMW’s up until the late 2010s due to the material used for the tank itself. Both the BMW M52TU and M54 used a plastic expansion tank that had thin walls and was prone to damage.
BMW Control Arm Replacements & Upgrades. Control arms, and their integrated ball joints, are some of the most crucial components on a BMW suspension. The control arms literally control the wheel and suspension as they go through their range of motions. They do more than just keep the alignment in a constant spec - they are a vital locating When our customer got into his E46 M3 recently and found that it wouldn’t start, a transmission problem was the last thing he suspected to be the culprit. There are many more common causes for a no start – like a dead battery, worn out starter, faulty brake pedal switch, etc.- and after checking the usual suspects and not finding the problem, he had the car towed over to our shop.
Despite the beliefs of some, all E46 3-series BMW’s are prone to cracking at and around the rear subframe mounts. No matter the shape, model or way it is driven, subframe cracks are inevitable. The common use terms ‘subframe cracks & subframe failure’ are technically incorrect as it is not the subframe (the sub-structure that the
The BMW E46 M3 is a great car, but like all cars, it has its share of common problems. Some of the most common BMW E46 M3 problems include engine issues, suspension problems, and electrical issues. Thankfully, most of these problems can be fixed relatively easily and without too much expense. Bali. 26259 posts · Joined 2012. #4 · May 26, 2020 (Edited) Watch some youtube videos on parasitic battery drain. Might even have one for an E46. Get a real battery charger and just use the trickle charger for when you don’t drive it. Important Links. Save. J. One of the more common causes of a BMW E46 3 series not starting, having difficulty starting, or running poorly is a faulty fuel pump. Unfortunately, a problem with the electrical supply to the pump can often be misdiagnosed as an issue with the pump itself. wbnk2cF.
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  • bmw e46 m3 common problems