F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. need to code battery. the codes are: - 801C20: CENTRAL FAULT MEMORY FULL - 8011AF: EVAPORATOR TEMPERATURE SENSOR: SHORT TO POSITIVE OR OPEN - 8011B1: SENSOR HEAT EXCHANGER LEFT:. As far as your check engine light you may need a BMW specific code reader. This is the easiest way to rest the codes stored in your BMW's ECU computer. 10-02-2023, 02:38 PM. So it looks like the battery failing has caused the EKPS fuel control module to lose its coding to the car. This i can clear, but comes back when starting the motor. juantg93. Drives: bmw f30. A forum community dedicated to BMW owners and enthusiasts. I am experiencing the attached drivetrain fault. 30. Appreciate 0 Quote 03-02-2023, 12:30 PM #10: djoes16. 801C20: Central fault memory full. C9540B- Message Missing ( Seat Memory ) Advanced Crash Safety Module Receiver Passenger Seat Module Transmitter. These types of faults are usually caused by interference on the bus connection between the affected control units (physical connection). 5 and 16 volts. Bimmerpost ☰ Model Selection. P0222: Throttle/pedal position sensor B circuit low input. Drives: 2018 BMW 328d. I have taken the battery into BMW for a full charge and cleared the codes to eliminate the cause of a lack of juice. How to Reset BMW Parking Brake. Car Scanner ELM OBD2 DTC report Selected brand: BMW VIN: WBAFR1C51BC738949 =====1===== P2096 Raw code: 2096 ECU: Engine control unit Status: Confirmed OBDII: Post catalytic converter fuel trim (FT), bank 1 - too lean BMW: Post Catalyst Fuel Trim System Too Lean =====2===== P2196 Raw code: 2196 ECU:. Bmw code 801c20. 0. And the only code I get now is 801c20 something about central fault memory full What does that mean ? _____ bmw m2. The customer complaint was that the rear of the car suddenly lowered and after bringing the car to a dealer to fix the problem who he said replaced a relay and then thinking he had a. 4K miles. As I learned, only flash if you know the newer version brings in some fixes you need. 2012-2015 BMW 3-Series and 4-Series Forum. (05-16-2018, 12:47 AM)tome Wrote: 801C20 - ZGM_central fault memory full-no contol unit fault - Pemanent. The module often throws a short code and doesn't tell which camera/cable caused it. iTrader: ( 0) 801C20. Sometime this fault code could be store in control module after replacing old battery with new battery. Codes would not reset so I replaced front left ABS sensor, codes will still not reset. Hello, my battery died and threw these codes. I'm pretty new to BMWs so I've no clue what. . This is a fault code stored after replacment the battery and the driver door is not locking and unlocking with key and the interior button. sorry for my bad English. Vehicle: 2014 BMW F30 316 N13. Thanks go to BMW of Minnetonka. 801C20 ZGM: central fault memory full - no control-module fault CD1410 Message (system time, 0x328), incorrect, receiver ZGM, transmitter KOMBI. bimmerfest. ***** BMW 7-Series F01 Complaint: AC clutch not engaging. After a complete diagnostic by BMW and a repair estimate of $20,660, I ordered parts and began repairing some leaks that BMW wanted around $5000 to do. I bought the car a month ago. 2013 BMW 535i. No power supply at the AC compressor. I have used ISTA+ and trying to figure out if it is my starter or control unit that need to be replaced. A fault code is stored in the DME when the IBS is defective. I'm getting the BMW 801C20 fault code saying the Central Fault Memory is Full. Got E-Sys 3. August 29, 2019 by erwincsalarda. 1, CoAPI: V3. New posts. iTrader: ( 0) Results from scan following codes. DTC Code DTC Status DTC Content 801C01 Permanent Vehicle configuration data could not be read 801C20 Permanent ZGM: central fault memory full - no control-module fault Fault 09 ICM Integrated Chassis Management DTC Code DTC Status DTC Content D01646 Intermittent Message (angle, accelerator pedal, 40. Does any one know any of the fault codes I listed above? 05-22-2021, 09:09. 930988- Left Head Airbag Resistance Too High. 5 and 16 volts. (05-16-2018, 12:47 AM)tome Wrote: 801C20 - ZGM_central fault memory full-no contol unit fault - Pemanent. 930769 Deactivation Of Terminal 15: Upper. Thanks for the support. in this video I show you how to repair a common problem on the E60 E61 E63 E65 which is very highly searched and NOBODY I MEAN NOBODY has come up with a fix. I drove it every 2 weeks or so, but since it's 5 yrs old I knew the. =====3===== 801C20 Raw code: 801C20 ECU: CAN gateway Status: Pending, Confirmed, Test not completed during this operation cycle Locked post. 1D2008: Map thermostat jammed open. iTrader: ( 0) 801C20 Code. I got a bit carried away on how good and easy the coding guides were, and accidentally re-coded the. What To Do If You Find A Nail In Your Tire. 801A55 DWA: The alarm has been activated. E71430. BMW seems to go back and fourth between the flexray and Ethernet bus. BMW fault code CD0487. Fault code: INFO 482656. BMW fault code CD0487. Reply. 2019,07:10:56-1/2. BMW uses flex ray to communicate between some of the modules. It seems to only happen when in sport or sport + and only when I step on it. G42Model Year: 2021 + F44Model. Many plans. Symptoms: Power Train Malfunction message on the dashboard, immediately the limp mode is activated, fuel delivery fails, and the engine cuts off. 2-D36D54SIGNEL 3-4809AB undervoltage. (05-16-2018, 12:47 AM)tome Wrote: 801C20 - ZGM_central fault memory full-no contol unit fault - Pemanent. Terminal R. General Conditions. Rpm surging and car stalling when coming to a stop and the code I get is 102002 air mass plausibility: air mass too low. The DME adopts a substitute value and assumes IBS emergency mode. It started simple but now I'm in code hell. Fault Code Conditions; General Conditions: 9 V to 16 V: Terminal Condition: Terminal 15 on: Driving Conditions: off terminal condition always fulfilledNo special driving condition necessaryThe check engin code is under DTC saying 101F01 Throttle valve opening angle - intake intake pipe absolute pressure, comparison pressure too high. The car don't have power. 2-D36D54SIGNEL 3-4809AB under voltage. I also recommend Bimmerlink. Got a question about a code I recently got. Also when I approaching an intersection and I stop at the red light I. P Codesbattery inspection, needs immediate attentionran vehicle test found fault code 1f0522 dme: internal fault, safety function: injection limit level 1. I am getting an "under voltage in vehicle" computer code (4809AB) not sure why, might be a drop in voltage while starting. Location: Canada. Bimmerlink said: Central Fault Memory Full While it was in the shop for oil change they diagnosed it as a faulty thermostat. the same bus. Author: martinez9049. I had this happen to me. Now it is stuck in park. After a day or so of driving I’ve gotten this code claiming that the catalytic converter is performing below threshold. Please help me fix this problem BMW125I M Sport 2013. Join Date: Dec 2019. BMW F10 530d 0911. 801C20 - Central fault memory full And the funny thing is once I leave the car at home rest for a few hrs. Auto Mechanic: Got the info, thank you. 528i N20 multiple misfire codes. I've been getting this strange un-deleteable fault code 801A4C SINE: Undervoltage Detected in internal voltage supply. Thanks Sent from my LM-K410 using Tapatalk. 40021924: The fault code is not found in the database. It mentions a central gateway module. D3543A Signal (driving dynamics data, 66. G42Model Year: 2021 + F44Model Year: 2020 + Previous Generations; F22 / F23. 01. Trying to. programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Bringing the BMW community together. 2011 bmw 536i n55 motor. I changed air mass sensor from another working car and same thing, I cleaned the throttle and changed the whole intake manifold also checked both disa valves and they seem fine. E81 / E82 / E87 / E88Model Year: 2004 - 2011. (wheel torque powertrain 4, 40. HTML code is Off. iTrader: ( 0) Possible valvetronic system issue. Scanned the car with Carly or Bimmerlink, it shows the Central Gateway Module has fault code. hi everybody my car got that fault code and after scanned and google it some unsaid it is REM module but the fault code of scan tool is FWM module if someone got this experiences please tell me which module is correct?thanks. 1. Appreciate 0 Tweet. إذا كنت تمتلك سيارة bmw وتواجه مشكلات في نظام القفل ، فربما تكون قد صادفت رمز الخطأ 801c20. The list is rather long, maybe we should sticky this, so anyone can access it. I have a fault code CD0487, Flex Ray synchronisation problem. Current Fault Codes 800FB9: Outside mirror, undervoltage 800F3D: Output, fog lights, right, short-circuited 800F92: Welcome light, repeat interlock, active Central Gateway Module Current Fault Codes 801C15: Fault is stored 801C06: Fault is stored 801C20: ZGM: central fault memory full - no control-module fault Junction-box electronics Current. Looking it up it says "The SINE must be replaced. Airbags: 930BB9. P1083 Fuel Control Mixture Lean (Bank 1 Sensor 1) P1084 Fuel Control Mixture Rich (Bank 1 Sensor 1) P1085 Fuel Control Mixture Lean (Bank 2 Sensor 1) P1086 Fuel. BMW F30 REM FAULT 804875. EPS Failure & Fault Code Galour. and. Fault code: INFO 48276E AUTOSAR - standard core - non-volatile memory - failed integitaet Fault code: INFO 48274E AUTOSAR - standard core - diagnostic master - queue full Fault code: INFO 482651 Slip angle estimator - inputs not valid sbs Fault code: INFO 482656 Slip angle estimator - internal degradation due to sbsGet a battery tender so it does not get that dead and try again. The car also had some stored codes due to the headlights, taillights, new intake as well as the dying battery. . Startability Limit Reached. 4. I have used the cars navigation and it works normally. It indicated Diesel Particulate Sensor Measuring Electrode: Faulty. But that’s gone now and these are new. Same issue yet getting a d90c01 and d90d01 code, can’t use comfort access, no functions on key and steering column, f32 Anyone got an update?. Location: West Palm Bch, FL. 3. Lately i started feeling some jerks in low speed usually when shifting from 3rd to 2nd gear, these are not the same as the EGR jerks, the same jerk I feel when starting to move from 0 mph. BMW 2013 F10 - code out Adaptive and Vertical Aim Fault. 801C20: CENTRAL FAULT MEMORY FULL CAS. Problem got fixed in April, and has returned with the same codes, charging pressure too low and EGP deviation. It's very accessible and looks very easy to replace. It is the most comprehensive fault code database available online. E81 / E82 / E87. Those codes looked nuts so I went to autozone and I have these Power train system codes as following: P169F: Throttle Valve Limo home mode Active (Bank 1) P110D: Throttle Position Sensor A and B Circuit Range/performance (Bank 1) P0123: Throttle/pedal position sensor A circuit High Input. central faulty memory. If you did see a check engine light it’s probably related to radiator blinds but this is 100% speculation. Getting fault code with jb4 12af20 No Description Found Any help would be greatly appreciated. New posts New media New media comments Latest activity. 3 seconds after the car starts rolling the DSC and TPSM warning lights appear. 6011. 930AC1- Interface ICM (Speed 0x1 A1) Signal Invalid. The code keeps coming back. Fault code memory list, VIN: G738564 28. Ignition Lock Cylinder Replacement. 1 errorB7F18A: USB port: overload protection. IHKA ERRORS. " In other models, this indicates that the siren battery needs to be changed. Fault Code Conditions General Conditions Supply voltage between 10. 16. 1. So I got my 2013 328i with an n20 scanned and the problem is my wastegate actuator. 8. 0L 4 -cyl Engine Code N20B20A A Turbo) Motor Oil, Filters and Lubricants - AMSOIL. Learn more. 801c20. This fault code is related to the ZGM (central gateway module) and indicates that the fault memory is full, but there is no control unit fault. 00. It is Mixture Control: fuel-air mixture too lean (BMW fault code 118001) and it only appers when you try to move (then you just started your car put it on a drive and begin to move). 2011 bmw x3. 1 Series, 3 Series, 5 Series, 6 Series, BMW , E60 E61 (2003-2010), E63 E64 (2003-2010), E81 E82 E87 E88 (2004-2014), E90 E91 E92 E93 (2005-2012), X Series, X5 E70 (2006 - 2013) - BMW CC-ID codes fault and warning messages Accessing BMW CC-ID codes will give you addition information about your. BWM OBD 2 CODES. So now all functions now work on the steering wheel, paddles included. The problem is the check engine light. Please help me fix this problem BMW125I M. Drives: F30 335 FBO. BMW Garage: BMW Meets: Register: Today's Posts:. Current Fault Codes: 1F0201: DME, internal fault, checksum: Memory module check. Значение ошибки. simple fix for FC 804415 is to replace your key battery. iTrader: ( 0) Fault code, 180001. In theory yes, in practice your mileage will vary. The code are: - 8040A9: Start Stop hall effect sensor: incorrect operation (pressure oblique). Location: Iowa. . Note, you need to code a new battery. By ChrisFL in forum BMW Parts For Sale sponsored by Bavarian Auto Recycling. Reply. BMW Mechanic: Tyrone cruzado. getting a bmw was the worst idea she have done and we just want to get it back running to be able to use it again as its been sitting on the side of the street for few months now. As a BMW-Owner you might want to invest in a bmw-diagnose. INTEGRATED AUTOMATIC HEATING / AIR CONDITIONING. So the story is: if you have the Over or Low Voltage on your BMW first to consider power regulator or the generator itself, for overvoltage, you most likely. Even though we deal with fault codes we don’t know fault codes like the alphabet. He is trustworthy and knows what he is taking about. 2): signal invalid. Initially it was only starter/ignition fault which came up once or twice and now its an active drivetrain fault. and that the IBS is possibly not communicating on the LIN bus. 2-D36D54SIGNEL 3-4809AB undervoltage. Service Date. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Bringing the BMW community. Covered under the terms of the BMW New Vehicle/SAV Limited Warranty or the BMW Certified Pre-Owned Limited Warranty. currently online. Have never seen this code before. Location: Utah. These codes are usually erroneous codes that do not relate to any specific failure. Due to COVID sheltering (high risk) my poor 320i was just sitting. 100600: Flexray protocol startup time is too high. On the last day of 2020, I replaced the battery of our 2015 BMW X3 F25 because of a slow crank. Looking at the dash readings, those may be completely accurate, and all of the fuel is currently in the right side. 400626 : turbine speed sensor, circuit open/circuit short to ground. My car is a F30 320d from 2014. Fxx-/Ixx-/Gxx-series Flash Egs software. FRM unit looks cleans. X5 E70 (2007 - 2013) bimmerfest. With 450 lb-ft of torque, it simply leaves the last-gen 650i—and its naturally. My battery was dead I replaced it with a new one. Location: Devon UK. Any chance you can read BMW manufacturer codes on the whole car? P codes are generally very vague. best weight loss injections 2022The BMW F10's Central Gateway Module is part of the Front Electronic Module that is installed in the A-pillar of the passenger footwell. I've cleared the code and it comes back instantly. need to code battery. Drives: BMW 340i xDrive. In this video I show how to replace and reprogram it, so tha. I found this complete list of OBD II codes for BMW's. Central Faulty Memory. A forum community dedicated to BMW owners and enthusiasts. 0) Date when last coded: 2014-05-21. Fix F10 code errors (help) Bimmerpost ☰ Model Selection. 2014 BMW 428I XDRIVE (2. It contains fault codes across all models broken down by ECU variant. Cause: EKPS module overheating; the fuel system components are in-tank fuel pump, hi-pressure fuel pump,. Jump to Latest Follow. I have the electronic. Bmw 740XD 2011. BMW 330e Drivetrain Fault. Quote 12-22-2017, 09:09 AM #2: 4lss. series: 5' F10 steering wheel is on the right Engine: N52N variation: India date of production: 03/2011 VIN : WBAFP35070C470747 Fault Code 1. Press and hold the parking pedal. Forums. If You get this code, You might have also noticed that the engine temperature has exceeded the quarter mark and the radiator's been kicking in at the maximum RPM, to the point that You feel vibration on the steering wheel!Anyway need Update FEM-Body, ZGW and other 3 Ecus are inside FEM. There's an option to VO code back to factory based on VIN, so I chose that option for. Unplug the connector and inspect it CAREFULLY. Self-tuned, 270hp/430ft-lbs. also Rolls-Royce. P-Codes will start with a P and are usually generated by generic scanners. 801C20 ZGW:central fault memory full-no. 2006 bmw 650 convertible No power windows or no power locks Windows DO NOT go up or down when you manually turn key and hold in the lock cylinder nor do they work with. iTrader: ( 0) F32 HPFP Code: 11A002 and 11AC02. Ask Your Own Car Question. 8011FA. All . Think about it. 0. 2 05-16-2018, 01:58 AM. I regularly scan for codes every 30 days. Stück. The receiving control unit logs the fault when an expected message from the transmitting control unit is not received. G22Model Year: 2020 +Why and how I repaired (not replaced!) the RDC in 2012 BMW X5 35i to clear TPM malfunction warning message. Car is pretty new and have been updated to the latest software (NOV 2020)Recently I got a service engine soon light on my 2009 BMW 335i, after running the coded I found a 2B3D DMTL Pump (Diagnostic Module Tank Leakage) code. 14) Date when last coded: 2012-09-03 Odometer when last coded: 0 km / 0 mi [No fault codes] CAN network gateway Bootloader: 0000079C CAFD: [missing] Date when last coded: 2014-04-24 Odometer when last coded: 0 km / 0 mi Fault codes: 801C20 ZGM: central fault memory. you saying that the left tank will always show those number even i replace the sensor. 2. I have verified that all 4 wheel speed sensor are giving consistent identical readout within a monitoring period of 5mins. D02D58, D0157A, D35552, D3557A. The guy at the independent dealership said that the hinge at the back was slightly bent (or had moved) and had broken the sensor off. I tried replacing a weak battery to fix this and successfully coded it using my LAUNCH Creader Elite for BMW. Fault Code Description The central fault memory is full. Your check engine light won’t come on due to a key battery. This BMW (N63) start fine but gear stuck in (P) only! After diagnosed we found following codes : 1D3901 : EGS (electronic transmission control) signal evaluation (turbine speed) invalid signal content. 801c20 bmw. Join Date Jul 2011 Location Columbus Ohio Posts 16 My Cars 2003 745li. 2 05-16-2018, 01:58 AM. bimmerfest. 2012-2015 BMW 3-Series and 4-Series Forum. 8i M-Sport 2008 550i RPI Exhaust, RPI Ram Air If you are experiencing electrical issues on your BMW, such as warning lights, flickering headlights, or other malfunctions, it may be due to a problem with. CEL came on and after restarting the car, the CEL went away, and the codes were stored. Sep 10, 2023. Post by cricri74 » Mon Jul 04, 2016 6:02 am. Where in TX are you? _____-2014 328d Wagon, 8HP. Hello, I need some help with fixing my left rear turn signal that does not blink when activated. I need the wire. I have a X3 with 110,000 miles. If you are using a Main labor code for another repair, use the Plus code labor operation 00 00 556 instead. So as my previous thread Iv had the following codes. nhkampe Discussion starter1 01-07-2022, 05:25 PM. It works 1 out of 30 times basically, but usually just cold air, the fans are working properly. 2012-2015 BMW 3-Series and 4-Series Forum. Below is what I am using and what I am getting. 8) out-of-date, receiver ICM, transmiter RDC. Can i code reel tensioner without replcing it? Car is from USA. Feb 17. Hey guys hoping some is familiar with the N47 diesels, girlfriends 14' 328D died the other day with Drivetrain malfunction. On mine, a ground pin had completely burned away, and I could barely see the damage. In this video we diagnose a bmw f20 with an Eps (Electronic power steering) fault. low voltage) are known to wreak havoc on the car and throw all kinds of codes. D02D58 9. Post Reply. Fault Code CD0487. 3. The animation that is displayed when the iDrive system is started. Airbag light ON, SZL cruise control errors, AC does not turn ON, Radio is completely off. This is a fault code stored after replacment the battery and the driver door is not locking and unlocking with key and the interior button. 620. See less See more Save Share. When reading out the codes with a Bosch terminal: (translated from dutch to english) 801387 - aux heating fault. The car is pretty new and has been updated to the latest software (NOV 2020)Fault 01 ZGM Central Gateway Control Module DTC Code DTC Status DTC Content 801C20 Permanent ZGM: central fault memory full - no control. Custom. 0 Cable I got: BMW. 801C20 6. BMW Garage: BMW Meets: Register: Today's Posts:. 273C00 - Camshaft Sensor, Signal, No Signal. It communicates between. Que signifie les codes d'erreur p 0222. Wheel Speed Sensor Replacement. . rr. Top 10 Searched Fault Codes. 99. 0122. Troubleshooting BMW Locking System Issues: How to Fix Fault Code 801C20. BMW Chassis Codes / E Codes / F Codes / G Codes. 2JZ-GTE. This ABS pump is a very common failure for BMW 3-Series, Z4 and 1-Series vehicles built between 2005 and 2014, the common fault is that the ABS, DSC and handbrake light remain switched on with stored fault codes of ' 5DF0-Hydraulic Unit Pump Motor' and '5DF1-Hydraulic Unit Pump Motor Connector Faulty', these fault codes will not clear during. read more301 Moved Permanently. . Getting errors D904, D907, A0B0, A0B1, A0B2. bimmerfest. Brought it to BMW as am still under warranty and they replace the Steering Column Switch Cluster/Clock Spring. A forum community dedicated to BMW owners and enthusiasts. The bmw code reader codes are as follows. 0. CAS (Car Access System - CAS/FEM/BDC) 4 problems exist. I'm hoping someone has a solution to help me with please I have the following codes. The fault code tells you exactly that: no speed on activation. 1. Fault code: 130202 VAnoS solenoid valve outlet control: short circuit to ground Fault code: 12B102 Lambda probe heating before catalyst activation: short circuit to ground Fault code: 130004 VAnoS solenoid valve inlet, control: line break Fault code: 130204 VAnoS solenoid valve outlet control: line breakage CARLY DIAGNOSTICS REPORT BMW - F10 2013Dans cet article, nous allons aborder les problèmes les plus fréquents de la boite de transfert de la BMW X3, pour les modèles E83 mais aussi F25. Tags 2012 550i 93076a crank no start f10 terminal discharge. need to code battery. This information applies to 1989-1990 3, 5, and 7 series BMW models. . Drove to bmw to have new waste-gate adopted. The main tail gate would not lift from key fob/hand sensor on the lid. 76K. Code description: The repeat lock has deactivated the welcome light function. Also getting a "ZGM central fault memory full-no control unit fault"(801C20) Not sure if these are related to the idle problem. La plupart de ces problèmes sont dus à l’usure normale de certains composants de la boite de transfert, tandis que d’autres sont causés tout simplement par un manque d’entretien. 0. This is a fault code stored after replacment the battery and the driver door is not locking and unlocking with key and the interior button. Daniel (Sunday, 11 June 2023 13:43) 2019 Mitsubishi Mirage G4. 40804081: The fault code is not found in the database. Ignition off, on again and car runs again 2-10 days without problems. 27. Jun. Bought bmw 528i xdrive about months ago, didnt wanna start, bought new battery, re-programed , still nothing, took a starter out,. Hello, My car is bmw 740xd 2011year f01. The faults saved in the central fault memory or ambient information are incomplete or not up to date. (05-16-2018, 12:47 AM) tome Wrote: 801C20 - ZGM_central fault memory full-no contol unit fault - Pemanent This is a fault code stored after replacment the battery and the driver door is not locking and unlocking with key and the interior button Bmw 740XD 2011 need to code battery. ASE and BMW Master Certified Technician. This is a fault code stored after replacment the battery and the driver door is not locking and unlocking with key and the interior button. The most. BMW 801C20 fault code. central fault memory full - no control-module fault - 801C20 And I can't clear it, I need to reset ECU to clear the code fault. This fault first came around then i changed my injectors and spark plugs. Be the first to answer Feb 17, 2022 • BMW Cars & Trucks. It is recommended that you start troubleshooting with the safety devices and relays installed in the mounting block. I ran diagnostics with my new iCarsoft. 801C15 - Faulty Falling asleep at 30B 801C20 - Central Fault memory full The funny thing is while the car going crazy, when I stop by car and leave it for a few hrs, it will go back to normal. 801C20 ZGM: central fault memory full - control-unit fault I haven't noticed any issues with the car except I was having drivetrain malfunction then replaced the battery and for now that seems to be fixed but now this code is around Any advise would be great I notice many people have the code but never follow up with a fix Thanks #1 · Mar 21, 2023 I had a 801C20 check engine light come on. It downloaded a large array of fault codes, but the most serious one seems to be the EGR - specifically: Fault code: 255B00 Exhaust gas recirculation actuator, position control: valve closed too far / positive deviation. 2): Signal invalid. Save Share. The heater actually heats the system up, but the water isnt pumped around in said system, making it overheat the sensor because 90% of the water is cold and 10% (near the hearing element) is getting. h. You can get Bim. Quote 02-05-2017, 04:56 AM #2: eluded. If this doesn’t work, reset the parking brake module using one of these methods. BMW enthusiasts.