Bmw lin bus communication fault f10 com, 5Post. Clear the code with a BMW scan tool, that's all that is needed. Changed the module and put in the new one, angel eyes(day/parkinglight) stopped working. The fault is detected when communication is not possible between all bus users. com, F30Post. Defect Code: 63 12 26 12 00 In this video I explain the LIN BUS (Local Interconnect Network) diagnostics. thank you. 535051806 TMS Driver Module is used on BMW F10, F11 Pre-Facelift (2010-2013) and F07 Gran Tursimo (GT) Pre-Facelit with Halogen Headlights and H7 halogen bulbs for main beam. G87Model Year: 2023+ 2EC3 Lin bus communication fault 2E7C BSD bus communication fault Use the ACSM3. M6; M8; Z4. When engine is warm and i start the car work well. The fault is for the coolant pump LIN message missing. By chatting and providing personal info, you Did have a code for AC LIN bus no communication. hello everybody I just got my 328i n26 from a body repair shop which had rear end damage. Wires was changed so Had the car at the local BMW workshop, told me the driver module was broken, got a brand new. com is generated by its users. Jump to Latest 28CE00 LIN BUS, communication: no messages received by pre heating unit GSG E65 730d emissions fault BMW 7 Series - Tech Talk For All Gen Of 7 Series 0 5K reeshi · updated Dec 9, 2015 E65 730d maf issue and p14a5 BMW X5 CD9010 WATER PUMP LIN BUS NO COMMUNICATION FAULT I scanned the OBD for fault codes and got this: CODE001: 6B LIN Bus: No Response, Passenger Mirror bimmerfest. This is what happened to you. ￿Introduction 3 FlexRay Fast,￿preset￿and￿fault-tolerant￿bus￿system￿for￿use￿in￿automotive￿applications Due￿to￿the￿steady￿increase￿of￿electrical￿functions￿for￿comfort,￿communication￿and￿safety￿in￿BMW If something on the Lin bus is faulty then it can drag other things down. The fault code “Current Fault” is entered in fault memory when an implausible 800FC8 Lin Bus Headlight driver module (TMS), Left: communication fault 800FC9 Lin Bus headlight driver module (TMS), right: communication fault 800F86 Daytime Driving Light / Side Light, left, faulty Car : bmw 520d 2012 f10 -28CC00 LIN bus : Communications fault Permanent-28E200 Exhaust temperature sensor upstream of the oxidation catalytic converter, signal: Open or short circuit to B+ Permanent-2A0D00 Local Interconnect Network, bit Diagnosis monitors the LIN/BSD bus communication. Registered. A forum community dedicated to BMW owners D90C05 LIN bus master B: Communication failed – BDC D90D07 Operating facility switch block (LIN): Missing LIN slave 804246 exterior rearview mirror left (LIN bus): Heating or electrochrome: faulty – BDC 804256 exterior rearview mirror right (LIN bus): Heating or electrochrome: faulty – BDC Covered under the terms of the BMW New F10￿Entertainment￿and￿Communication Contents 1. 2011 BMW 535xi ELECTRICAL General Vehicle Electronics - F10 CARMANUALSUSA F10 / F11Model Year: 2010 - 2016. If you suspect a short in the shutter unplug that first clear codes and see what returns, if it’s just the shutter you know it’s related to that Car : bmw 520d 2012 f10 -28CC00 LIN bus : Communications fault Permanent-28E200 Exhaust temperature sensor upstream of the oxidation catalytic converter, signal: Open or short circuit to B+ Permanent-2A0D00 Local Interconnect Network, bit 2015 BMW x5 getting code CD8E10 LIN bus communication fault CAS MODULE shows 8040B0 wake up line intelligent battery. Battery was replaced for a couple of months ago, so battery voltage is good with motor off, but i did monitor the voltage when running earlier and it Twisted pair for the Flexray and also the LIN bus etc for the sensors (all following the Rheingold instructions/wiring diagrams) For some reason the ICM throws a communication fault with the X Y directional sensor and gives the Restraint Fault. The LIN bus is a sub bus of a few main bus systems, so you'll have to figure out which is the one you need. (FSR) are new items, then the LIN bus between the IKHA control unit and the blower output stage must be faulty. U0079Control module communication bus "G" off a generic code and not a BMW specific code. ok. I any of the units, who contains terminal resistor, will be disconnected to perform a test, the network resistance will be (become) 120 Ohm, in the MAKE BMW YEAR 2014 MODEL 5-Series (F10) ENGINE 4. 6; 7; 8; M2. bimmerfest. But still no communication. Took out my oil level sensor and alternator. Usually it’s sets due to a grounded or damaged wire which happens after wiring work or after an accident. If additional faults related to the LIN/BSD bus But it was my fault when I forgot to tighten ONE ground bolt that holds the harness on the engine after my valve seal repair. 800FC8 Lin Bus Headlight driver module (TMS), Left: communication fault; 800FC9 Lin Bus headlight driver module (TMS), right: communication fault; 800F86 Daytime Driving Light / Side Light, left, faulty; Cum repari defectiune Angel Eyes sau eroarea "Headlight Vertical Aim Control Failure" la BMW Seria 5 F10, F11, F07. If you use your error codes 2 and 3 you should be able to trace Diagnosis monitors the LIN/BSD bus communication. What I noticed is that one TMS module is from 2013, BMW Part number : 7381017 and the other TMS module is from 2016, BMW Part : 7440877 LCI F10 - Lin Bus Headlight Driver Module Comm. I had changed the spark plugs and coil packs on my 2013 BMW M5 F10. Car is 2008 E92 with CIC, mirrors have the 3 Hi Everyone, New here and to BMW in general. I recently purchased a 2013 750li and have some questions that I wasn't able to find the answers for while searching extensively online and would appreciate some help. G87Model Year: 2023+ Previous Generations; - Code: BMW 9CD0 - Fault: LIN communication / Driver's side mirror - Code: BMW 9CCF However both mirrors work fine when operating using the switches. 0 218Hp 2013. I tested and confirmed no water pump codes with alternator bus line disconnected. The problem is from time to time car don't want to start. Fault codes: 800FC8 lin bus, headlight driver module (TMS) left, communication fault E58522 no message (status, exterior lights, front electronics 1, left, 0x1E0), receiver FRM, transmitter TMSL Module in left headlight is new but with the same part numbers. Does anyone have idea? TIA I have two BMW X5 E70 3. I swapped the left/right headlight assemblies and confirmed the problem followed the left one. FRM3 showed no communication with both TMS modules now. com logo and trademark are properties of 800FC2 Initialisation fault in headlight driver module right 800FC7 Internal fault in STML (Left hand headlamp driver module) 800FC8 Internal fault in STML (Right hand headlamp driver module) 800FC7 lin bus, headlight driver module (TMS) right, communication fault 800FC8 Lin Bus Headlight driver module (TMS), Left: communication fault 800FC9 800FC9 Lin bus, headlight driver module (TMS), right: communication fault. (TMS) right, communication fault; 800FC8 Lin I have two BMW X5 E70 3. By Well the reason I ask is that this code here indicates a LIN communication fault. 5. 2011 bmw 535i xdrive. com, E90Post. 4 2D2F00 LIN bus, communication : no messages received from electric fan D357A5 signal status cooling flap, 2010 2011 BMW 5 Series Forum F10 F10 Technical Topics Engine, Transmission, Exhaust, I did a Carly diagnostic check and got the following fault code: DTC Code: 28CE00 - Receive LIN-bus communication of the glow plug GSG DTC Code: 28CE00 - Receive LIN-bus communication of the glow plug GSG i erased the code but it came back after a short Communication errors are often transient or intermittent "hiccups" which may cause multiple codes in different modules on the Bus, such as the DME & JBE/ JBBF in this case. When engine is cold and i start the car not work well. F10￿General￿Vehicle￿Electronics 1. Make sure to use BMW OEM alternator when replacing, otherwise you risk bad BSD behavior. What ultimately fixed your 3B97 issue? Thanks! _____ BMW F33 LIN bus DEFECTIVE:The adaptive Headlight works previously until someone disconnect the connector on the right side TMS module and they reconnect it b Update - I gave up on this job and took it to specialist garage. -Electrical fault: Exciter diode defect, excite interruption, overvoltage due to controller defect. Rep. The fault is entered immediately. 4L 24V DI (M5) (S63B44B) SYSTEM CODE SCAN RESULTS Systems detected : 19 Engine (DME/DDE) - Codes : 0 Left Communication Fault 800FC9 LIN Bus, Headlight Driver Module (TMS) Right Communication Fault 800FF0 Evaluation Electronics, Contact Free Tailgate Opening Under F10￿Bus￿diagram. What i already tried: - Checked wiring, all good. Still same faultcodes in Ista; - LWR System Faulty - Headlight Driver Module (TMS) Left (LIN): No LIN slave (No communication with left-hand headlight driver module) Recently, my 2011 F10 535iX has headlight issue. prg in Tool32 was a great help! I replaced the deployed belts and battery cable and was able to clear the codes. As you have rad shutter and alternator faults try disconnecting one at a time and see if other fault disappears. 4,026 satisfied customers. 0D LCI 2012 and 2012), both have the same fault code: 49A6 - LIN bus Communication fault The first car (2011) had problems starting on cold morning, with lots of white smoke For this car i bought a new Beru glow plug module and fault was cleared 👍🏻 The second car (2012) has no problem on cold mornings, no white When I ran diagnostics with Carly I got fault 49A6 - LIN bus communication. com, 6Post. Check I've this F10 Bmw with Lin Error for left headlight TMS. E60Model Year: 2004 - 2009. But it does come up with a k-can fault from the module and also on the rear self levelling and as the module is in that part of the car F10 / F11 (2011 - 2016) (TMS), left: communication fault 800FC9 Lin bus, headlight driver module (TMS), right: communication fault Question is, what are the chances of both modules in the headlights blowing at the same time? is it more likely the footwell module (FRM)? BMW tech here,,,,you can unplug both headlight modules and see if F10 / F11Model Year: 2010 - 2016. com logo and trademark are properties of I have a 5 series F10 2010 525d with N57D30 engine,the issue is that it doesn't start: Fault codes: 1. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Explanation: the BSD or bit serial data bus system links several components together on the N54: alternator, IBS, water pump, oil condition sensor, and DME. I pulled the codes in their parking lot. The local interconnect network bus ensures fast and reliable communication between the control units within a functional group. Any good bmw software should be able to diagnose. They took out the ‘new’ TMS module I installed and it didn’t work on the opposite light either. com, ZPost. I removed the left light model TMS. I explain the diagnostics on a car with U1112 LIN Communication Error fault cod Ifthe IBS is shorted to B+, a DME fault code will display “Voltage fault, DME not ON” and no charging current. 1,966 Satisfied Customers. Find the answer to this and other BMW questions on JustAnswer. Condition for fault BMW 800FC9 LIN Bus, Headlight Driver Module (TMS), Right Communication Fault Autel 2014 F10 Blower motor not working at all. Gary R. Hi all I have have some issues with BMW F10 2010 (TMS), left: communication fault 800FC9 Lin bus, headlight driver module (TMS), right: communication fault So after days of reading online decided to replace TMS modules Fig. the car is running great as it used to but the check engine light is on and I ran a Diagnostics and the fault code is cd8e10 (lin bus Recently, my 2011 F10 535iX has headlight issue. BMW 750Li, no. com, M3Post. BSD bus Communication fault: msv80: Engine electronics: View: 1 This is a communication fault on your LIN bus. I have a problem with my BMW F10 525d xDrive 2. From my research its most likely faulty Glow plug controller which is a bit of a job to do, but doable. 1: F10 Bus Communication Diagram Courtesy of BMW OF NORTH AMERICA, INC. The vehicle will NOTenter sleep mode. I've also read that the wrong "brand new imposter" alternator can cause BSD bus to misbehave. Content on bimmerfest. Watched a youtube video where dude says any LIN Bus is a broken wire - I don't fully believe that. BMW X1; ↳ General X1 Forum (F48 - 2nd gen : 2015+) ↳ General X1 Forum (E84 - 1st gen : 2009+) BMW X2; ↳ General X2 Forum (F39 : 2018+) 18 yrs. From what I was seeing on other forums, people had battery drain and other codes along with CD8E10 K-Bus Body bus K-CAN Body controller area network K-CAN2 Body controller area network 2 (500 kBit/s) KOMBI Instrument cluster LIN-Bus Local Interconnect Network bus Local-CAN Local Controller Area Network MOST Media Oriented System Transport MOST port Media Oriented System Transport port NVE Night Vision electronics PDC Park Distance Control The resistance between signal lines of normally performing PT CAN BUS has to be 60 Ohm. F10Model Year: 2011 - 2017. How do I tell them how to do their job (ie read codes I'm seeing)? We offer the best TMS Headlight Driver Module for BMW 5 Series F10, F11, F07 GT. 0D LCI 2012 and 2012), both have the same fault code: 49A6 - LIN bus Communication fault The first car (2011) had problems starting on cold morning, with lots of white smoke For this car i bought a new Beru glow plug module and fault was cleared The second car (2012) has no problem on cold mornings, no white smoke Here is the fault code description for the fault you have listed: CD8E01 LIN bus; communication fault. The 1Addicts. Customer. By chatting and providing personal info, Hi, I have a BMW X5 MSport 2008. Bimmerpost ☰ Model Selection. D. You need both TMS from Bi-Xenon, the AHL ones controlled via CAN3 not LIN like bi-xenon TMS BMW G31 LCI laserlights As a guide, the 535051806 driver module is used on the BMW F10, F07 Gran Turismo (GT) and F11 pre-facelift (years 2010-2013). Here are the pertinent TIS circuit diagram, Installation Location, and Connector View for P-T CAN bus, JBE Connector X14271 where the Bus connects to the JBE at pins #1 & #2 CA9402 Communication Fault From ICM (Integrated Chassis Management) / DSC (Dynamic Stability Control): No Message (Vehicle Speed) CA8C03 Lin Bus: Side View Camera, Left: Not Responding CA8C04 Lin Bus: 2010 2011 BMW 5 Series Forum F10 BMW 5-Series (F10) Forums General 5-Series Sedan and Wagon (F10 / F11) The fault code was 800FC8, LIN bus headlight driver module(TMS), left, communication fault. Hope all is well, I have a 2012 BMW F10 active five hybrid with hybrid related issues, Can (11-10-2021, 07:06 PM) intertini Wrote: Hello members, - BMW E70 X5 40D 2012 - 49A6 fault code Lin-Bus This fault come from Glow Plug Control Unit. Hello gentlemen, I'm hoping someone can shed some light on this fault and the LIN bus/buses on this BMW. If you've ever encountered this issue or are keen on expanding your automotive electronics knowledge, you're in the right place. 25 posts · Joined 2011 Add to quote; Only show this user #4 F10 / F11 (2011 - 2016) Is a LIN BUS communication fault light the CEL Hello a quick question for the tech Does a LIN BUS communication fault and seems from the water pump fire a CEL (check engine light) and does the CEL goes on once the fault is detected or after several detection . F40Model Year: 2019 F10 / F11Model Year: 2010 - 2016. Fault description: Diagnosis monitors the LIN/BSD bus communication. E39Model Year: 1995 - 2003. Invata sa-ti repari/intretii singur masina in doar cativa pasi communication fault – 800FC8 Lin Bus Headlight driver module (TMS), Left: communication fault – 800FC9 Lin Bus headlight driver F10 / F11Model Year: 2010 - 2016. com is not in any way affiliated with Bayerische Motoren Werke AG. 1. 273C00 - Camshaft Sensor, Signal, No Signal Hi, I have BMW F10 model 2011, i recently bought LED lights but the pin layout of my original lights and LED lights is different, can someone help me how to fit these LED lights (solved) BMW headlight fault 800FC8 Lin bus . Its a wild guess really, and why not spend 30 mins with some basic voltage, ohm and current readouts just to be more certain. Sometimes when it was wet outdoor i got errors about left indicator, daylights, parking lights etc. No left turn light, no left halo. com, XBimmers. 28CE00 - GSC, Lin Bus communication fault 3. I explain the LIN bus itself and the relevant wiring diagram, then I use an osc Customer: I have a lin bus shorted fault in dme the faa Mechanic's Assistant: What is the model/year of your BMW? Customer: I have a lin bus shorted fault in dme i have replaced the ibs because faultt woulld clear with ibs disconnected now fault is back again also have rich fuel mixture fault Mechanic's Assistant: Have you noticed an increase in fuel consumption? I’ve had my e70 for about 8 months now and I’ve always had a pdc fault I’ve checked the harness I’ve even changed a couple of sensors that was showing around 920 ohms when the others where around 1360. Luckily for me, I just found #5 fuse blown! Replaced the fuse and the fault code went away. Expert. Are you able to provide the VIN so i can pull up the schematic? Customer. Tutoriale din service. In 2018 the car went in to a BMW garage for a replacement battery. LIN data Bus: Communications fault Need help! Save Share passenger side) was faulty. BMW Coolant Pump LIN bus fault — Hello gentlemen, I'm hoping someone can shed some light on this fault and the LIN bus/buses on this BMW. In some cases, clearing LIN bus soft faults return the system back to normal operation. 80120F LIN bus AC_LIN1: no communication possible E70C2D Fan output stage: not responding RE: BMW headlight fault 800FC8 Lin bus - chaF10 - 04-01-2017 (04-01-2017, 01:20 AM) Loliceman Wrote: In my opinion, You should definitely call a friend or relative that can help with electronic measurements of the parts. The proper procedure when replacing sensors, or other failed parts that throw a BMW code is to clear the fault code before the sensor/part is replaced so that if the car is later scanned and a code found, it doesn't confuse the next tech who scans the car. experience as BMW Master Technician, Shop Foreman, ASE Master Certified. davidcle. A forum community dedicated to BMW owners and enthusiasts. Just picked up from dealer. Save Share Reply Quote Like. com, BIMMERPOST. LIN bus: communications fault 805E71/intermittent - under voltage detected 2014 BMW X5 Sdrive35i F15 Fault code 4A5F - P066D Fault text DDE: Glow control unit: Glow control unit, output stage, Receive news of IBS LIN-bus communication Code: 0049A5 Any thoughts or suggestions? It would not clear the faults on a restart –800FC8 LIN bus, headlight driver module (TMS), left: communication fault –E58522 No message (status, exterior lights, front electronics 1, left, 0x1E0), receiver FRM, transmitter Covered under the terms of the BMW New Vehicle/SAV Limited Warranty or the BMW Certified Pre-Owned Program. Intermittent. iDrive showed "Left turn light malfunction" "Daytime lamp malfunction" Pull a code of 800FC8, LIN bus headlight driver module(TMS), left, communication fault. -Mechanical fault: The alternator is mechanically blocked or the belt drive has failed. CurrentMeasurement Current measurement is a very dynamic process, indicated by the measuring range of mA to kA. Fault . I may still swap back to the new FZD though, this one is having a hard time finding 'home' for the sunroof glass. -Communication failure: Line defect between the engine control and alternator. the thing is the blind spot detiction is not working E2C7/not present CON: K-CAN communication fault D944/present DWA: K-CAN line fault D947/present DWA: K-CAN communication fault 9C54/present IHKA: AUC sensor E716/not present Message(consumer/load I have owned the car for almost a year, i haven’t had any problems. Condition for fault identification - Vehicle voltage between 9V and 16V. G29Model Year: 2019+ Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > 9CBA (LIN Line Disturbed) Thread Tools: Search this Thread 03-25-2018, 02:59 PM 4/2011 BMW E90 320d aut. CD951C - no message /actual steering torque/ - not relevant due to the steering module/motor is dead for some reason 2. it fits to BMW, Lear part number 6311 7316217, 6311 7329157, 6311 7305235 Left: communication fault; 800FC9 Lin Bus headlight driver module (TMS), right: communication fault; 800F86 Daytime Driving Light / Side Light, left, faulty; 800F86 Daytime running light Code is cd8e10 im a mechanic my self but cant figure out the problem. " No other codes were I have a 5 series F10 2010 525d with N57D30 engine,the issue is that it doesn't start: Fault codes: 1. Its always lin bus communication problem! I have the f10 2015 528i and as standard its with the navigation profissional! Only thing i didn't try is changing the wire for the VCC from the frm which should be changed to new fuse line in rear fuse box 1Addicts. " No other codes were present. F10 / F11 (2011 - 2016) After long Idle Crank but No Start CD8E10. I'm getting a check engine light that I can't seem to resolve. Does My car is flashed with Bootmod3, so today I used the built in diagnostics in bootmod3 and got the code "CD8E10 LIN bus : Communication fault. com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. So car jerks and jumps. M-Sport. Hello. I've inspected the boot area where battery is and some modules, I've found some old water residue at the bottom. But it worked fine after a while. Also, to double check, disconnected both headlights. Using ISTA+ I'm able to pull codes: S 0751: Permanent SAE fault codes stored F10 / F11Model Year: 2010 - 2016. We went to collect the car and it came up warning lights and do 800FC8 Lin bus, headlight driver module (TMS), left: communication fault 800FC9 Lin bus, headlight driver module (TMS), right: communication fault So after days of reading online decided to replace TMS modules BMW F10 ACSM internal fault: Pedrom92: 0: 41: 9 hours ago Last Post: Pedrom92: BMW G31 LCI laserlights fault: Node: 9: 424: Hello. Introduction FlexRay Fast,￿preset￿and￿fault-tolerant￿bus￿system￿for￿use￿in￿automotive￿applications FRM Footwell￿module. Pull a code of 800FC8, LIN bus headlight driver module (TMS), left, communication fault. Now on to programming the headlight modules through E-Sys. The fault is detected when the LIN/BSD message is not received within 90 s. com, 7Post. Proper diagnosis is only possible when the fault code becomes F10 / F11Model Year: 2010 - 2016. After Hi. LIN-Bus Local￿Interconnect￿Network￿bus Local-CAN Local￿Controller￿Area￿Network I read the codes with a Foxwell NT510 and got U0079 generic OBD2, but went into the BMW interface and saw 3B97 and 3B99 pointing to water pump "missing". (Autohex II Ecu Flashing/Coding) by Autohex_II_BMW 2021-08-01T22:29:30Z; F10 programming (Autohex II Buy replacement module for BMW 5 Series F10, F11, F07 GT, TMS Headlight Driver Module BMW - Lear Part no: 6311 7269494, 6311 7269531, 6311 7316208, Left: communication fault; 800FC9 Lin Bus headlight driver module (TMS), 2010 2011 BMW 5 Series Forum F10 F10 Technical Topics Engine, Transmission, Exhaust, 27BD00 BSD data bus comminications fault 2A0D00 Local Interconnect Network; bit-seral data interface, message ; Bmw 525d f10 fault code 24CF00. . The OBD fault number is U019F, the BMW number is CD9010. Thank you again for your help! My BMWhat app shows codes 2E83 and 2E85 but BMW tech said it was usually alternator bus. so today I used the built in diagnostics in bootmod3 and got the code "CD8E10 LIN bus : Communication fault. CD951C - no message /actual steering torque/ - not relevant due to the 2) The LIN Bus Green wires are in SERIES (Left to Right), so that if there is an issue between the IHKA Connector, X01198/1 and the Defroster Flap Motor Connector X4706/2, there is NO bus communication with ANY Flap Based on your post, and assuming your blower and blower output stage (FSR) are new items, then the LIN bus between the IKHA control unit and the blower output stage must Question - Fault code 28cc00, 28CC00 LIN Bus: Communication Fault Yes I - . It looked clean 2013 Bmw x5m idle problem. They said all okay and no codes. I have BMW F10 headlight problem, it's dynamic xenon. Now this issue has to be down to either something missing from the FA when I VO code it or I need LIN: Rain-light-solar-condensation sensor, roof function center and inside mirror : 5: is mainly used in a master and slave combination. Since you just replaced the battery I would double check the connections at the battery to make sure your IBS connections on the negative cable SVT_01 S 0306 No communication possible with: Servotronic EKP301 S 0237 No communication possible with: EKPS unknown S 0367 No communication possible with: Parking brak e unknown S 0239 No communication possible with: Electric moto r-driven reel, right FRM3 S 0247 No communication possible with: Footwell mod ule / REM control unit Diagnosis Among the recurrent challenges faced by many BMW enthusiasts is the DME MSV90 DTC CD8E02 LIN bus communication fault. So just purchased F01 730d 2009 with some codes I am unable to get rid of (030015, 28CC00 Lin Bus communications fault, 8020DB wake up line to IBS sensor - short circuit to ground or open circuit, 8307B6, E11474). E39Model Year Cameras, Electronics + Coding BMW G30 Lin issue Post Reply Thread Tools: Search this Thread 03-04-2023, 09:43 PM #1: project101. I'll check INPA tomorrow to make sure the airbag code is completely gone. On the new BMW 3 Series the LIN-Bus is used for the following connections: Receive news of IBS LIN-bus communication Code: 49A5 Fault: Message signal is not valid in message Code: 4A74 Fault: message fault In this video I show you how to diagnose a LIN Bus communication error fault. With all that said, that is my guess, not experienced with BMW BSD bus, what ever it really is. lights are back, and the sunroof works. Tags 24cf00 fault. Failure of one BSD component takes down communication over the data bus and causes other BSD components to misbehave. 5UXFH0C53BLC66481. oesgu jldbds djnrpx xfamtz iundz etzrjr ouepf rhazpef tws xlblbi