I moved to the csl after having a manual e46 m3 and my main concern with buying the csl was the smg, but soon forgot all about that even my wife liked the smg and got on well with it deniz. Driving home today the yellow smg cog light came on and the car kept on dropping into neutral for a few seconds and then engaging back into gear. Ok, maybe your grandmothers glaucoma is an overblown reason for her to get legal herbs, but thats beside the. This bmw 3 series e46 330ci coupe edition sport smg model was produced in the period between aug2004 and sep2006 model years. Manual e46 m3s tend to be more desirable and cost quite a bit more than manual m3s. Yes even bmw parts diagram is wrong, it was never updated. Our e46 m3 performance tune improves the s54s power delivery without sacrificing the engines reliability. E46 m3 smg to manual conversion part 2 tfworks blog. We recently encountered a shifting issue with our 2001 bmw m3, which came equipped with a 6 speed smg or sequential manual gearbox, and found it to be a bad hydraulic pump. E46 m3 smg to manual conversion lang racing development. The flappy paddle smg transmission option on the bmw m3 was the needy oops baby of the platform for a few arguably good reasons.
When i plugged the car into a launch diagnostic machine it comes up with fault code p1717. This part is listed by bmw as bmw part number 21532229715 21532229715 and is described as smg hydraulic pump with pressure accumulator e46 m3. Always thought i wanted the manual because i thought id read that the smg was a bit jerky clunky in normal automatic mode. E46 m3 smg transmission tune software buildjournal. Bmw manual transmission conversion kit 21212283648kt m5, m6 kit includes components that will be needed to successfully convert from an smg equipped car to a manual transmission using a e9x m3 gs653bz transmission, does not include a transmission. In this video i show how to remove the intake manifoldplenum from an e46 m3 with a smg transmission the process is the same for 6 speed manual transmission cars.
The flappy paddle smg transmission option on the bmw m3 was the needy oopsbaby of the platform for a few arguably good reasons. This is your main guide to follow to make sure your car is in safe driving conditions and has full functionality. I knew my gearbox is in perfect working order will have little wear as the smg is doing the perfect changes rather than human who can crunch gears in. Smg shifting problem will not go away bmw cca forum. E46 smg transmission popping out of gear issue bmw. To view links or images in signatures your post count must be 0 or greater. Now before i dive into the e46 m3 maintenance schedule, you should know how the bmw onboard computer obc operates and calculates the numbers. Equipped with straight 6 petrol gasoline engine with 2979 ccm capacity it produces 231 hp and 170 kw power at 5900 rpm and 300 nm torque at 3500 rpm with top claim speed 250 kmh and acceleration 0100 kmh in 6,5 s. Bmw m3 the bmw m3 is the highperformance version of the bmw 3 series of compact executive cars. Most of them are well taken care, clean, without scratches. Ive just completed my smg to manual conversion on my e46 m3 coupe.
One point of contention was that it was only ever available with the. Because of the costs of fixing the issue, and due to readily supply of manual m3 parts we had in house from previous projects, we opted to go a different route and convert. Seans54 additional cooling for your bmw e46 smg pump. Only the e46 m3s use a salmon relay people mistakenly carried that over to the e6x cars. Bmw m3 smg to six speed manual conversion eurompire. The salmon relay has nothing to do with the smg in the e6x cars.
Manual e46 m3 s tend to be more desirable and cost quite a bit more than manual m3 s. How to own a bmw e46 m3 with a proper manual for next to. This post has been edited to correctly show the smg relays. Bmw smg hydraulic pump with pressure accumulator e46 m3. I have a 2004 e46 330i, with an automatic transmission. From prefacelift 03 manuals, to laguna seca smg ii track weapons. This tune comes with e46 m3 csl features such as csl smg shifting, downshift rev matching, and smg inertia update. Although the technology of the smg sequential manual gearbox was really cool and had lightningfast shifting. But all of you are missing out on fantastic vehicles because people with no experience with the system love to perpetuate the myth that the transmission murders puppies and gave your grandmother glaucoma. Identical except for color, trim, and rear sunshade. I believe further coding is required to get the pdc and reversing sensors to work, and that coding depends on how you use the sensors i. Check engine and smg gear illuminate when this happens and sometimes stay on for a daynight and sometimes go off. If the car is left to cool down the yellow cog light stays off until its been driven for a few. Its frequency has increased although so has the hot weather.
It was never available in the us but, for the rest of the world, the e46 bmw m3 csl is said by to be the best mcar ever made. Bmw 330ci coupe e46 edition sport smg 2004 2006 specs. Check out my main channel shoplifetv for the tutorial on how. Detailing your car wheel curb rash removal paint scratch removal orbital buffer polishing using porter cable orbital buffer. Unlock the potential of your e46 m3 smg transmission with our e46 m3 smg transmission tune software. Commonly referred to as the smg gear position switch gps, labeled a gear identification switch gis at u. E46 m3 smg pump i have an 2002 e46 m3 and only recently had the trans pop out of gear when extremely hot and stuck in traffic. They feature improved performance and style packages than that of the original 3 series. They seem to shift into neutral, then into the next higher gear, causing the passenger to lurch forward. If this happens to a car you own it often make sense to convert the car to a manual rather than fix the smg unit. Im testing driving a 2003 and a 2004 m3, both with the smg. Transmissions that have a yellow label with the letters mtflt1 originally required essoexxon mtflt1, bmw pn 83229408942 which was superseded with castrol mtflt2 bmw pn 8322030903 in 2004. The car i ended up buying, a 2004 manual e46 m3 coupe, was found after a month or so. Looking at picking up a smg m3 but in no way plan on keeping as such.
Archive 2004 bmw 325i smg hydraulic pump replacement. Bmw m3 service and repair manuals free workshop manuals. Its really not a question of if your smg pump will suffer a failure, but when. Flushing coolant cooling fan replacement thermostat replacement radiator replacement coolant expansion tank replacement water pump replacement. Added air ducting to direct cold air to the smg unit. I have changed the salmon coloured relay and its still the same. Lets start off by saying that i live in a small country, so there are approximately 4560 e46 m3s for sale at any given time. Detailed features and specs for the used 2004 bmw m3 including fuel economy, transmission, warranty, engine type, cylinders, drivetrain and more. Bmw 2004 m m3 coupe the ultimate m3 convertible driving. How to convert a bmw m3 csl from smg to manual bmw blog.
The e46 m3 had a couple major issues, one of the lesser ones is the smg gearbox. No issues with smg in the past other than needing to top. Regarding the manual box software on an smg, the ecuworx is only one side of it. The latest addition to the tf fleet is a 2004 bmw m3, stock car with a csl type bumper, sub100k miles and the smg transmission. The 6speed manual gearbox manufactured by getrag, operated in automated a mode and performed similar to an automatic transmission or in sequential s mode, which allows the operator to shift manually through the gears. Subframe cracks are more likely to occur in earlier. Smg to manual conversion complete with pics the m3cutters. Unlike bmws e60 m5 and e92 m3, the e46s smg and manual options use the same gearbox, allowing for cheap conversion from one to the other a process made simple less daunting by following. Read the information contained in this owners manual before driving your new. Ive seen high mileage smg m3s with over 150k miles on the original smg. When our customer got into his e46 m3 recently and found that it wouldnt start, a transmission problem was the last thing he suspected to be the culprit. We offer the best mobile and handheld gps global positioning system devices from all the major brands including garmin gps and magellan gps. Anyways, switch to manual for a small straight, hit up to 75ish mph for a total of about 30 seconds in manual. There are many more common causes for a no start like a dead battery, worn out starter, faulty brake pedal switch, etc.
This is your ultimate e46 m3 maintenance guide, so bookmark it. It is somewhat complicated to work on, but we had success. I was driving back home, and noted that temperatures for engine and oil were a little higher than usual. Thorough familiarity with your vehicle will provide you with enhanced control and security when you drive it. E46 m3 smg to manual conversion part 2 sticky post by tfryan on april 1, 2016 over the past few weeks, a lot has happened since the e46 entered the shop doors. I drive both a manual car and an smg car and i find the smg car to be fun in very different way. Ok, so i decided to do a quick diy to replace the smg relays. The smg pump on the smg sequential manual gearbox equipped e46 m3 is a very well known failure point. For that to happen, bmw put two slide pins with snap rings over them in the joint where the smg junk meets the transmission. I speculate that its the stop and go traffic that wears out the smg pump.
Ive purchased a broken e46 m3 manual gearbox off ebay for. Simular to a person who is not very good with a clutch shifting gears. With the cost of the pump, people have swapped smg transmissions to manual. The e46 m3 came in two different transmission variations. The car i ended up buying, a 2004 manual e46 m3 coupe, was found after a month or so of hard searching, calls to private owners and even a visit to british e46 m3 expert and drifting tutor nick. Hopefully ive dispelled a few myths about the contraversial smg m3. Roadtrip do you have that page smg manual in a pdf format. Smg to manual conversion without removing or machining the trans hack. Not the easiest job in the world, but converting a bmw m3 csl from smg to manual is quite a project.