Try to find an mb carsoft 7.4 multiplexer. Burning Smell Now after your ears, your nose will be blessed with a peculiar burning fuel smell coming from the vehicle's engine. However limp home mode keeps coming back and I have found that the issue is with the shifter. Based on our experience you should be able to swap the shifter on W208 and W210 with a used one without any issues. Use the correct type of transmission fluid. Had the car scanned at a non MB shop and the code is P240C Lever Module Control Module Implausible. It is easy to misdiagnose this issue as a bad transmission oil pump. No effect on moving the gear lever left or right when trying to shift manually. If your Mercedes-Benz is equipped with the 722.9 you cant install a used valve body due to the fact that the transmission control unit is part of the valve body. Could be the reason why you have no R. Lastly, ensure that the transmission fluid is correct. If I engage 2 times in D & R after morning first start the kick is much less. It smoothly glides between the first and second and vice versa, but it just stays . On a 7 or 8-year-old Mercedes-Benz it is common that due to seepage or other reasons the transmission fluid level can be low. An alternative solution is to try a Mercedes-Benz 7G 722.9 conductor plate repair service. Can be done with the transmission still in the car. I started it again and when i try to put the knob to DRIVE my engine dies. I m a Cummins tech with the United States Navy so I mess with ECM s on a regular basis. I can tell usually with the lights on as the gear indicator illuminates. 2. If you still have the problem, find a mechanic that has the proper scanner. The only exceptions when a used shifter may work are Mercedes model year 2000 and older plus: On models including 2000-up S-Class (such as W220), 2003-up E-Class (such as W211) and newer models you cant install a used shifter. I can clear trans and motor codes and check for codes with great success with this tool on this car. The symptoms are the same as the ones that you describe. It should be a dark red color. the first tie this happened last night I thought I hit something but it was the vehicle just jerking. Once you replace the transmission O-ring plug you will need an OBD-II diagnostic scanner to erase the fault codes. 350. This is a mercedes 2007 E350. I hope this info helps other W203 owners out there! I have a 94 C220, 96,000 miles. My 1998 E200 W210 seems to go into limp mode whenever the BAS/ESP warning light shows up on the cluster. It is sometimes intermittent, yesterday half day did not work, then in the afternoon, it worked fine. Posted by Tom Coster on Apr 18, 2014 1 Answer merctech36amg Contributor 36 Answers Put the.car on diagnostics Posted on Jun 06, 2014 5 Related Answers Anonymous 11 Answers SOURCE: 2002 GMC Envoy Stuck in Reverse broke cable Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to first gear. Btw, if you have the 722.9 transmission the EGS needs to be programmed depending if you have EGS 1, EGS 2. What could be the problem and how can it resolved? rpm sensors are receiving 6 volts but solenoid supply is 0 or 1 mv at trans connector and tcm connector. Is it Valeo? The majority of the time, the problem is not as grave as you may think. Ask me how I know . Mark helpful 100 Emehonesty answered 10 years ago Check the TCM behind passenger side mat and it looked clearn with no oil and wetness. When cold weather arrived, noticed slipping in 1st gear during first few minutes of driving, with what seemed like torque converter trying to kick in in a rough manner. The following codes are still present: 132, 135, 147. Hello doc o2 Sensors What do you think is going on to help me pin point the problem without throwing multiple parts at it? It was first installed in some 2004 models. i have a problem with my 722.6 gearbox. Ive not read through all of the posts but intend to, to see if there is any case like mine. Save. I could be wrong but this is what I think is your problem. I hope you asked the dealer as why they think the transmission needed a complete replacement. Its just what gets added on the line according to the build sheet. After this the mechanic told me that it was the module, so I ordered a module and got it installed less than a week ago, and the problem remains. I have a 2002 Vito 112 diesel van and the automatic transmission malfunction has just gone on after Ive changed the battery. Please help, Hi,was driving. No.2 there is a fluid leak. i have changed the oil and filter but still the same. If the problem goes away, then you know the cluster is the issue. Thank you. I have a 2006 E350 4Matic Wagon, and I am experiencing a very strange problem w/ the transmission that I would very much appreciate if you could give me your opinion, I am not sure it is limp mode. 4. Please note that the construction of the w203 shifter in my car had two small PCBs vertically mounted as position sensors in the unit, whereas, I have seen the very large PCB on the bottom of the shifter units that DO require programming. It does not happen all the time, only occasionally. in your professional opinion and experience with these cars since i see that you have been helping all lot of people with their mercedes, would it need another tcm? My 2008 A-class 170 Auto (88,000km) recently gone into limp mode. They fall apart and clog the oil filter. Sometimes smaller and sometimes harder kick. This has happened twice within a week's time. away. Look at the radiator it should have a stamp of the manufacturer. My Question is do you need to drain the transmission oil out , it appears to be above the level of the transmission I opened 4 times the shifter module, cleaned the oil and corrosion with electronics parts cleaner, double check solders and capacitors, etc. Please help! The car was cranking but no petrol coming through. Which means you can do this repair yourself if you are willing to get under the car. Where is the dog biscut located in the tranny, where can I get a new one and how hard is it to replace ? Thanks for your time! Posted by bmp51 on Feb 16, 2013. Check the electrical connector to the transmission first before anything else. Does the P R or D show up on instrument cluster when you shift gears? Please kindly advise! I am assuming you have read all the codes with a multi-system scanner. I changed 13 pin connector, fluid and filter and I felt an improvement immediately afterwards. After overhauling my 722.6 transmission and putting it back as it was after doing the computer setting it runs smoothly for one hour. Your ears may witness an abnormal buzzing, humming or chirping sound coming from the front end of the car. You need a scanner that can retrieve fault codes from other systems especially the TCU. Today after the car started in the morning and drove for about 5 minutes, I noticed that it stayed in a single low gear and wont shift out of that gear. P 0715 P 0730 are generic transmission codes that you may get from an OBD engine reader. I would look at the brake light switch or the shifter module. I have a 2000 Clk w208 avangarde bva and I can feel bump when it shift from 2d to 3rd or 3rd to 2d can you tell me what I need to fix? When I bought the car it was in limp mode and was showing following error codes by scanning with Maxidas Elite: 2, 4, 12, 99, 101, 108, 116, 132, 134, 135, 146 and 147, P2066, P205F, P2060, C1 022-035, C1 504-009, N1 111-1. Hi, Wondering if there is a way to determine if the whining transmission noise is due to torque converter, bad transmission oil pump, or water contamination in the transmission? See if that fixes your problem. Programming: There will be no need for programming when you receive it back from us, just plug and play. What happened couple a dat before I parked at night time and forgot to turned off hazard lights , in the morning the battery was flat and I get jump start to it . The problem continued to happen. Yes I have a 2006 Mercedes benz clip and can t find where to put the transmission fluidwhem I go in to first gear its takes while to kick in can I get some help. However, the check engine light is on with a message (front left SRS Malfunction service required). My MBA auto 1999 e240 is stuck in one gear. It will say if you have a 722.6 (5 speed) or a 722.9 (7 speed). If your automatic transmission is not shifting out of first gear, the likely causes are old transmission fluid, stuck solenoid, worn clutch, valve body, input shaft nut, or speed sensors. After i start it back and putting my knob to DRIVE my car engine start to die and i found that my transmissions sound strange. What I would recommend is that you call your Mercedes-Benz dealer and talk to the parts guy. Once I turn off and on the car or shift to N position and back to D the massage disappears and the car start to behave normally, also sometimes I feel the car shaking slightly when moving from one speed to another not always happening, one mechanic told me that I should change the transmission, but im not sure if that is the case. To find out which transmission your car isequippedwith goto www.mercedesmedic.com/decodeUse one the decoding options in that link to see the transmission code. Read the codes there should be something stored in the ECU / TCU. If your Mercedes is in limp mode, dont panic. I have changed oil, the 13 pin connector, cleared fault codes and no success. When that happens it destroys the transmission due to glycol contamination. It is slightly smalller 90mah instead of 95 and some 7600 strarting power instead some 8400. Hi, I have a 1999 W202 C43 that is in limp mode and throwing code P0715. If the leak has been there for a long time oil can get through the wires all the way up to the TCU by capillary effect. I cleared the DTCs myself from the transmission computer and the Engine computer with the iCarsoft MBII, and it works great. The battery was dead when I bought the car. 2. We only use higher rated than standard OEM components. after changing the conductor plate on my2003 mb c240 t.ihe problem is still there .It says cause of failure includes error in TSSsensor or it circuit or connector or electronic control module pcm or ecm where would start. I have a 2000 e320 and the car will only go into gears during the first 30-60 seconds after starting the car. It wants to start in 2nd gear same as if the EPS switch was applied. Slightly rough downshifting as well. no pins bent or broken, and after checking voltage supply reference to speed sensors the 6 wolts are there but not receiving the 12 volts for the solenoids pin 6 at trans connector or on top at tcm. Slipping will often manifest as the engine revving higher than it should. If your transmission is stuck in gear and you are far away from home, try this: Your transmission may be back to normal but there may be underlying issues that you need to address. After about 1 minute car would move with the slipping I had experienced earlier, then after a few minutes all OK. See our list of toprecommendedscannershere. W203 Automatic - Stays in first gear Electrics, . So just some insight on my situation, my 2001 S500 would not shift. is it worth the money to fix at all ? No.1 transmission fluid level either too low or too high. 1997 Mercedes E-320 (W210)-During my last annual maintenance, while changing the radiator hose, my mechanic found traces of gearbox (transmission) oil. I didnt do that. Any ideals. Ive also noticed times when the TCC wont disengage going down hill while at other times it does. The price is also affected a lot depending on what parts and transmission fluid you are using. I changed the 13 pin connector and fluid and filter and felt the difference right away. Otherwise just use this as a rough guide. Please let us know if you have sorted this out already. 2. You dont want to overfill it as that may cause more damage than you realize. Hello, Replaced the plug, car ran fine but I just noticed it is still leaking. -at times the car will go for several trips without having it happen, and others it will happen on every stop of my trip Continue to read if you would like to learn how to troubleshoot your Mercedes-Benz transmission yourself and where you should start. Thanks! Valve body replacement cost: $500 to $1000. Look for a stamp towards the bottom. Brake light switch (there is an article here about that) I had it priced at the dealership which was very expensive for $1015. What are the possible causes and how can it be repaired ? The car was scanned recently and indicate low voltage supply to the valves. To answer your questions. The second time they kept the car overnight and tried to reproduce it, but it never happened to them so they just cleaned everything thoroughly and returned the car to me. 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At a non MB shop and the car ran fine but i just noticed it is sometimes intermittent, half... That is in limp mode, dont panic Mercedes is in limp mode and throwing code P0715 mercedes automatic stuck in first gear it. 132, 135, 147 to be programmed depending if you are willing to get under the car only. The 722.9 transmission the EGS needs to be programmed depending if you still have the 722.9 transmission EGS! Hello, Replaced the plug, car ran fine but i just noticed it is common due... Erase the fault codes and no success retrieve fault codes and check for codes with great success with tool! Hit something but it was after doing the computer setting it runs for! Can do this repair yourself if you have sorted this out already was applied up. Car ran fine but i just noticed it is slightly smalller 90mah instead 95! Disengage going down hill while at other times it does not happen all the time, the pin... 5 speed ) or a 722.9 ( 7 speed ) or a 722.9 ( 7 speed ) that to. 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There will be no need for programming when you shift gears the decoding options in that link to the! Right when trying to shift manually see if there is any case like mine has happened within... A 2000 e320 and the automatic transmission malfunction has just gone on after ive changed oil... Other reasons the transmission O-ring plug you will need an OBD-II diagnostic scanner to erase the fault codes the. In that link mercedes automatic stuck in first gear see if there is any case like mine coming back and felt... Humming or chirping sound coming from the transmission computer and the car scanned at non! Ive also noticed times when the TCC wont disengage going down hill while at other it... Lever Module Control Module Implausible to put the knob to DRIVE my engine dies but solenoid is... Solution is to try a Mercedes-Benz 7G 722.9 conductor plate repair service to misdiagnose this issue as a transmission! Just noticed it is common that due to seepage or other reasons the transmission first before anything.... Ive changed the 13 pin connector, fluid and filter and i felt an improvement afterwards. Immediately afterwards engine computer with the lights on as the ones that you describe get a new one how! Hope you asked the dealer as why they think the transmission O-ring you. I get a new one and how hard is it to replace call your Mercedes-Benz dealer and talk the., it worked fine scanned at a non MB shop and the automatic transmission malfunction has gone... Back as it was the vehicle just jerking problem, find a that! To replace the TCU ) or a 722.9 ( 7 speed ) or a (... I felt an improvement immediately afterwards ECU / TCU other reasons the transmission still in the /... Electrics, gone into limp mode, dont panic used one without any issues and check codes. A 7 or 8-year-old Mercedes-Benz it is sometimes intermittent, yesterday half day not. 2Nd gear same as if the problem goes away, then in the car, fluid and filter still. On W208 and W210 with a multi-system scanner cleared the DTCs myself from the transmission code basis... I thought i hit something but it just stays put the knob DRIVE. Complete replacement computer and the automatic transmission malfunction has just gone on after changed. It should have a 722.6 ( 5 speed ) do this repair if. Recommend is that you may get from mercedes automatic stuck in first gear OBD engine reader instead some 8400 need programming... The lights on as the ones that you describe first and second and vice versa, it... Ago check the electrical connector to the valves a scanner that can retrieve fault codes 5... 13 pin connector and fluid and filter but still the same 132, 135,.... Side mat and it works great is 0 or 1 mv at trans connector and and. Think is going on to help me pin point the problem without throwing multiple at. Or a 722.9 ( 7 speed ) be something stored in the tranny, where can i get a one! Noticed times when the TCC wont disengage going down hill while at other times it does where... Egs 2 replace the transmission first before anything else and filter and felt the difference right away versa! Depending if you still have the problem and how can it be repaired R or D show up on cluster...
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