Quick suggestion, if you car is running poorly now that the weather is cold, replace at least the lower intake elbow, the DISA O-ring and the CCV lower oil return hose, clear the DME codes, about $50. Then worry about other things if the car is still running poorly or has additional CEL/MIL codes. Fortunately, we have a team of experts who have helped us put together a comprehensive guide for you to confidently purchase a BMW E46 M3. First, it’s important to know some of the most common problems that plague the E46 M3. As luck would have it, we’ve already written an article that details the issues you can expect from the run-of-the The car came with two transmission options — a 6-speed manual, and an SMG II gearbox. The latter turned out to be the cause of a serious issue that pulled many cars off the road. More specifically, the M3 E46 SMG pump issue is what caused all the ruckus, and today we’ll try to give you a brief rundown on what this issue means and how BrRich330. 79 posts · Joined 2011. #4 · May 13, 2011. I have been having this same issue for the past month. My EML light keeps coming on and im getting massive throttle delay along with having my tach bouncing between 1500 rpm and 500 rpm. Talked to a BavAuto guy and he said to clean the throttle body and possibly even the gas pedal assembly “ Rear subframe and floor failures are quite common on the E36 and E46 models. Unlike the E36 M3, the E46 models did not receive sheetmetal reinforcements from the factory, and subframe and floor failures continued to be a problem well into the E46 production. BMW even has an official fix for non-damaged cars. However, every E46 on the road 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 Kreissieg BMW E46 M3 exhaust. Internal pipe diameter: 70mm (2.75″) Tailpipe configuration: Quad 80mm (3.15″) tips. Primary exhaust system material: Stainless steel. Fitment: BMW E46 M3. Manufacturer: Kreissieg. Value for money: 🔥🔥🔥🔥. 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. The E46 was an amazing platform with one of the best engines that BMW ever made as far as driving goes, however its cooling system wasn’t exactly rock solid. 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. JKMs6.