The E46 3-Series suffered from a design flaw in which the mounting points for the rear subframe would crack or tear over time, causing some serious damage to the chassis if left untreated. Table of Contents show Welcome to ShopLifeTV!In this video I go through the most common BMW E46 problems. 330i, 323i, 325i, 328i.Merchandise: http://www.shoplifetv.comLS3 Swap: htt Carry the spare key inside the car, use the main key to operate the door locks, and when the car does not start, use the spare. If the spare never fails and the main key fails repeatedly, then you have a key issue and you will have to buy a new main key. If both keys fail, then the antenna ring is the culprit. EWS is BMW's 'brand' for their immobilizer systems. E39's have version 3.3. There is an "EWS Module" that is the brains of the system, however it talks to other parts of the car as well. DME is BMW speak for the engine computer aka ECU in generic car-world. DMZ is "Demilitarized Zone". It is irrelevant to this conversation. The crack from above turns through 90deg and travels right up. Every e46 has the same design flaw but its the harder drive, more powerful cars like the M3 that tend to suffer the most. All e46 M3 . The E46 3-Series suffered from a design flaw in which the mounting points for the rear subframe would crack or tear over time, causing some serious damage to the chassis if left untreated. Table of Contents show BMW E46 M3; BMW i3; Which SUV to Buy? BMW E39 M5; E90 3 Series; E46 3 Series; BMW Extended Warranty; Racing; Concepts; Rumors; but for places where rust is a problem, this is a no-brainer. A my e46 330ci, i fill up the petrol to the max, but it only reads half way, however when i start driving for a while it slowly creeps up to 7/8. I then did a cluster reset menu 19.21 and 19.2, and still didnt clear the problem. Then i did a fuel reading test when its full, menu 19.6, and gave www.e46fanatics.com. To me, the E46 M3 was, at the time, the most aesthetically different M3 from the base 3 series and remained so up until the F80 M3 came along - so you knew and others knew the E46 M3 was a special BMW. The E46 just seemed to have everything sorted and in equal measure; beautifully neutral mid corner and quite civil to drive in traffic. If your M3 has developed a bad gasket, it could allow oil to seep out of the engine. A compression check can help to determine whether or not you have a bad head gasket. If so, a replacement is needed and might be covered by the manufacturer’s warranty. 4. Transmission Shifts Into Neutral While Driving.

bmw e46 m3 common problems