Reigniting this thread because I just had my VVT and eccentric shaft replaced and the code 101F01 would not go away. 3 ohms, as when its running it may have more resistance. It is the most comprehensive fault code database available online. com, BimmerGeeks, BMW Fault Code Lookup, etc. A quick read of codes points to the right side HPFP. Fault Code Description. All I'm doing is pointing out where. 20; Added ECU variant label for easy identification of non-DME fault codes; 1. Fault Code: 005E4E Fault Explanation:Check DSC sensor offset. Der BMW e39, e53, e46, sowie viele andere haben eine Menge von Sensoren und anderen elektrischen Geräten, deren Ausfall durch Diagnose gelernt werden kann. iTrader: ( 0) FWIW trying to clear the codes was a wasted effort, as the codes don't cause the fault, the fault causes the codes. P2400 through P2499. Recently the EML has come on and after checking it with both ISTA and Bimmer Link diagnostics i get the following 2 codes: 24CF00 and 290B00 which are linked to air mass. 4667 – partikal filter system. Van Revamp Wiltshire. G42Model Year: 2021 + F44Model Year: 2020 + Previous Generations. That being said I have been testing on Ista on the brake vacuum leakage test. I'm new here, but I've acquired an Autophix 7910 from Amazon for my 2017 BMW 328d. That applies, for instance, to the trailer module (AHM), footwell module (FRM), instrument cluster and automatic climate control module (IHKA). 373 Comments. g. com. In the HSL color space #2bba00 has a hue of 106° (degrees), 100% saturation and 36% lightness. EXHAUST TEMPERATURE ES#2642691983-1989. As many of you mention, Carly is one of the top choices. All BMW fault codes and their meaning, BMW fault codes list and their descriptions. BMW: E46; Peugeot: 207, 3008, 206; Citroen: Berlingo, C3; Subaru. 4752. 27F100 - lower charge air hose monitoring charge air hose. X5 35d nox sensors. Forums for Local BMW Car Clubs. Current stable. The next time it drives just fine. Join Date: Dec 2017. Periodic regeneration via the ISTA service function is only enabled under the following conditions: Fault codes 480A/245700 and 481A/245800 have the status "currently not present". HOWEVER, always check connector & wiring BEFORE replacing a sensor. Air mass sensor sens. bimmerfest. View Profile View Forum Posts BMW have been recalling many makes and models for this fault. 5E42: Wheel speed sensor rear right – air gap excessive. Reading BMW fault codes is effortless, regardless of which scanner you use. P1137 O2 Sensor Heater Circuit Signal Intermittant (Bank 1 Sensor 2) P1138 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 2) P1139 O2 Sensor Heater Circuit High Voltage (Bank 1 Sensor 2) P1140 Mass or Volume Air Flow Circuit Range/Performance Problem. If you are using a Main labor code for another repair, use the Plus code labor operation 00 00 556 instead. M. Table a. Location: Stoughon, WI. TLC 435 Lane Departure Warning Fault; Video. 1) Be aware that a particular Fault Code, such as 2A31 or 2A32 can have different Definition or meaning depending upon the DME or Engine Control Module in your vehicle. You need a BMW-specific scan tool. If there is carbon build up this should be cleaned out. £300 for the part. Every BMW production model, and even some prototypes and concept cars, are given a type designation. Join Date: Jun 2021. Hello! I have a strange issue. Drives: 2011 BMW 335I COUPE SPORT. If they don't have sites like BMW fault codes and realoem bookmarked they should. 03 to check fault codes and found 4D4A and 452A came up indicating: • Fault 452A appears as the particle filter most of the mileage has exceeded maximum and serves as information / reference for the filter in a BMW expert workshop to be replaced. Mechanical fault, servo motor short circuit, servo motor shorted to ground. But as the range of BMW engines expanded they needed a more meaningful code designation. Content on R1200GS. I appreciate any help I. dealer says nox sensors both need to replaced b/c, the engine has turned off reading "incorrect diesel exhaust fluid. Here is a list of codes: Fault Report - BMWhat - Version: 13. 98 mbar. BMW P 0461 Fuel level sensor signal out of range. Here is the BMW Fault Code Lookup Definition for 29F1, along with a link to their Fault Information sheet which provides some information and focuses on the Fuel Rail Sensor as cause of that fault. 03 ID1: 36a20556-9ac1-4525-b15e-3845327810c7-86bID2: f8421777-0edb-4ae7-883b-c29d55b2e6ef-be2 INFO: 0C0EC9B8A8988B836552433029F Base: E90 Faults: 62 ECUs: 20. With ista i have checked the MAF, MAP sensor which all appear okay. Bimmerlink is an application every BMW owner MUST own. COULD NOT TEST DUE TO COOLANT PUMP FAILURE. 2F8A in the N55 fault codes list is described as: voltage is present at the. 11. It indicates a problem with the fuel level sensor circuit system. 6. Alan G said: I take it you cleared the code after you changed the egr. not sure if the following helped . Code 2D2A will set when there is an issue with differential pressure sensor or a possible issue with the throttle valve opening and closing properly or an engine vacuum leak. So here it goes: BMW Trouble Codes. Since I posted the original questions I have spent a lot of time researching for a good BMW specific OBD2 scanner. Access BMW CC-ID codes in E87, E90, E60, E63, X5 E70 to check reasons for warning and fault messages on your instrument cluster. . Van Revamp Wiltshire. Tools: Set of sockets, Flathead screwdriver. Monitoring the sensors in real time, I can see the RR jumping higher/lower at. Build date 3/97. Works great and offers a LOT of capability to read and resolve codes. The mechanical. Mechanically faulty near closed position; 272F00 - Exhaust-gas recirculation valve plausibility. Understanding the 2AAF BMW Code. 274900 - DDE Main Relay: relay drops out too quickly or over voltage. 2): invalid signal. Reply Quote. I started with replacing the secondary air pump and check valve since. #10 · Jan 15, 2012. Tu as relevé les codes défauts? Avant d'essayer de réinitialiser quoi que ce soit, il faut traiter les codes défauts si des défauts sont présents. Learn More Fixes. 2014 BMW 640i [0. I took the car on the highway and drove it at higher rpms (around 3,000 rpm) for about ten minutes or so . With the N47T engine. Pressure sensor 2 (one nearest to the windscreen. Lean refers to the air-fuel ratio (AFR) and means there is too much air and too little fuel in the system. Appreciate 0 QuoteWith so many moving parts, there are countless fault codes that tell you what needs attention on your BMW. 3: Updated data to 4. There are no shortcuts, do the test indicated by the code and fix what is actually broken. Malfunction monitoring conditions. P0440 - Evaporative Emission System. What makes it possible to read your BMW’s fault codes? The fault memory in the BMW can be read out by connecting a diagnostic device to the vehicle. Terminal 50 is provided for controlling the starter motor. I had the water pump failing two weeks ago (2011 535iX, 87k miles). RECOMMEND THERMOSTAT AS WELL. 1) Fault: Reducing agent, active temperature sensor- Code: 004D32 2) X5 35d CEL P205b Decided to try to repair active tank with a repair kit for VW Touareg 7L6198970B. 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 7 Series - Tech Talk For All Gen Of 7 Series. We went to lunch, and on the way back got a DSC error, flat tire monitor problem, drive slowly etc. I reset the code and now 20 miles later it has come back again. 3 Service 03 - Show stored Diagnostic Trouble Codes (DTCs) 2. Bmw 545 2004. DPF Part#: 18-30-8-571-007. WELSCH325i I forgot to answer your one question about the airbag light. I got a check engine light last week and after scanning the code it was 2BB300. 50. BMW Fault Codes DTC - X3 E34, E39, E46, E39, X5 E53, E60, E65, E70, E83 E90, X6, F10, F20 and others B2AAA Incorrect trouble code reading format. A complete list of BMW engine fault codes, BMW ABS fault codes, BMW Airbag fault codes. took it up a highway gradient (to give. 247. . It indicates a problem with the fuel level sensor circuit system. 2. These are all DPF codes as to be expected with your symptoms, you DPF is probably full of soot. The code reader or diagnostic tool will ask the module for any stored codes, and it will receive a number in hex format. P2600 through P2699. Oh no! I used ISTA-D v4. length = 800MM. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > BIMMERPOST Universal Forums > General BMW News and Cars Discussion > BMW Fault Code Database Google Search Search Forums1- If your VVT motor shows resistance of more than 1. Inspect and see if there is carbon build up in the throttle body area. I would suggest using Google to find ANY online references to those "BMW Fault Codes," and trying to understand what any reliable online article suggests causes such a code to be set. Description from Carly was "Engine Cooling: coolant pump shutdown due to blockage". Ever since I bought it (used), it has been giving a camshaft position sensor exhaust side code (p0369). iTrader: Quote: Originally Posted by Billfitz. 12. Manufacturers also define. 7 Series E65/E66. This BMW fault code lookup service was created by an enthusiast for enthusiasts. I would think that if the intake cam were the issue then you would also be getting adjustment fault codes along with the 28A0. Our 2007 335i with 94K miles on it has randomly just started to shift poorly, slip etc,. #2bba00 Hex Color Code. Location: North east England. I am having the same problem. 2A61 Relay, ignition and injection system, supply voltage' fuel injection: LIne disconnection. . 86% red, 72. 3/10 P0456. 00] 2014 BMW 530d GT [0. Covered, now for gasoline engine vehicles and for the diesel engine vehicles when BMW software solution becomes available, under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. 25D400. These are the most popular BMW fault codes that people are searching for. T:- 07921131952. This is an older thread, you may not receive a response, and could be reviving an old thread. See less See more Reply. Drives: 2010 LCI E92 335d M-Sport. iTrader: 28A0 - (Car Is Not tuned). to the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks (DC 13 62 90 01 00). 2AA1 - Camshaft Sensor, exhaust, signal. BMW Fault Code Lookup - BMWFaultCodes Seems excessive. Location: Norwood, Ma. E:- vanrevampwiltshire@yahoo. If the clutches clamp too tightly on big turns, the stress goes on to the next weakest thing. timing chain and guide replaced. BMW 5 series G30 G31 518d 520d 525d 530d 540xDrive M550d xDrive; BMW 6 series G32 GT Gran. BMW Garage: BMW Meets: Register: Today's Posts: Search:. Hi, I have a 2007 Mini Cooper S and me too I have the CC-ID 000 code, but my car will not start. Registered Users Posts: 260 . Exhaust gas recirculation cooler clogged. I've got an 2011 320d effdyn with an intermittent engine light and power loss. 4755. 2AB600. I would be double checking wiring for throttle fault and for air leaks for the mass air fault. Code 1B5202 Fault Description Diagnosis monitors the voltage supply line of terminals 15 N_1 and KL87_1 for open circuit and short to ground. Charge-air temperature sensor faulty (displays values that are too high, mostly without fault entry). 0d 258hp 195. A0B5 CAS: Fault road speed signal 2C2D DME: Oxygen sensor before catalytic converter: coasting mode check The stored codes are: 2DEB DME: Power management vehicle electrical system 2C3D DMW: Oxygen sensor before catalytic converter: line fault + 2 ABS codes for the front left and right wheel speed sensors002A38 Fault Code - Valvetronic motor. 00. Hey there! Little background. 4 non turbo's as they rev more, most last to 60k ish before starting to. BMW P 316 C Coolant temperature sensor, radiator outlet – impossible signal. Thank you, Pastman. 3. G42Model Year: 2021 +. I looked for this DC/DC converter everywhere in the car where it. -14 Imola Red M5 Competition Pack (sold)-90 BMW 850i Supercharged-20 i3s-20 Ducati Diavel 1260sI assume if my water pump had an issue, they would have gotten a fault code. Code 2D2A will set when there is an issue with differential pressure sensor or a possible issue with the throttle valve opening and closing properly or an engine vacuum leak. For vehicles. DDE FAULT CODE: 28DE00 -EXHAUST GAS PRESSURE SENSOR BEFORE TURBINE, PLAUSIBILITY MODEL SITUATION After performing repairs where the engine harness was disconnected and reconnected at the differential pressure and the exhaust pressure sensor, the following fault is then stored in the DDE:Does anyone have a link to BMW specific fault code definitions? Has anyone experienced any of these and does it seem like the ATC 700 is shot? Any help or insight would be greatly appreciated. The list is rather long, maybe we should sticky this, so anyone can access it. All I'm doing is pointing out where. I had some fault codes for my Nox sensor come up in my bmw 320i. It was a test to make sure his alternator was working properly, which at 13. Fault Code (hex) Fault Code (dez) BMW Fault Code Description VS-Text: Fault description: DTC (Diagnostic Trouble Code) DTC Description: 0x2710: 10000: Throttle valve, function: jammed permanently: The diagnostic function checks the throttle valve's control signal for excessively high figures that would indicate that the throttle. Code 1223. 0d M Sport code 2BA100. For anyone looking for a cheap OBD2 scanner, the Creator C310 for BMW is a great choice. 2A8900 - MSA: Starting system not activated or automatic engine starting time unacceptably. . 6/10 P0174. E9x References 200720. In more technical terms, the code signifies a “Fuel Mixture Control, Mixture Too Lean” condition. If you are using a Main labor code for another repair, use the Plus code labor operation 00 65 700 instead of 00 65 148. Exhaust gas pressure sensor before turbine faulty (in conjunction with the fault codes 27B900 and/or 4C83 and/or 28DE00 and/or 4990). 1) Be aware that a particular Fault Code, such as 2A31 or 2A32 can have different Definition or meaning depending upon the DME or Engine Control Module in your vehicle. Press BC button on the left stalk and hold it pressed for 5 seconds. Join Date: Apr 2008. These values are designed to create. I have used ISTA+ and trying to figure out if it is my starter or control unit that need to be replaced. This is sometimes caused by low battery voltage. Getting a diagnostic service from BMW costs ~$180 each time you need a fault code read. Tur offen - one or more doors are not closed. 7. Usman750. 00. Of coursed, now my problem is understanding how to repair the issue that caused the code! Reply Quote. As for your engine light coming on, then going off, yes, this will happen. Girlfriend has recently had a warning light come up on the dashboard of a 19 BMW 116d. more of the following faults are entered in the DDE fault memory: 2BB700 - Sensor protection tube of particulate sensor clogged: 2BB600 - Particulate sensor, diagnosis feedback: Measuring electrode, shunt detection. With the car on, it does mean much. Fault Code 290900 AIR TO EGR MASS FLOW. 328d DPF Sensor Codes. 4944 - DDE - presupply-pressure sensor, signal. Hors Ligne. CHECKED WIRING TO PUMP AND FOUND SLUGGISH MOVEMENT. 3 : for the ignition system. The functional principle behind the particulate matter sensor is based on resistance measurement. Quote 06-08-2021, 11:54 AM #10: Stephen0011. iTrader: ( 0) 4F8A Tranny Fault code. 12. It's SI B12-10-09 and I have attached it below: SI B 12 10 09 Engine Electrical Systems February 2009 Technical Service. Hi guys, I have a 2014 435iX F32 and I got a Drivetrain Malfunction for the code: 11A002 (Fuel Pressure Below Target) and 11AC02 (high-pressure fuel system, cold start: pressure too low) Mods: Aftermarket Chargepipe. . 290900. The twist grip was bad to get out of calibration on the 15/16. The flaps live in the inlet manifold of BMW diesel M47TU & M57TU engines (either 4 or 6 flaps depending on the amount of cylinders). 🙅My car was running fine, no hiccups-no strange sounds, clutch is fine and while driving it the other day right before I got to my destination the stick shift wouldn’t shift into a/any gear. Kuni BMW has put together a BMW fault code list of some of the most common codes you’ll see pop up on your dash. 6. Bmwdrainsmywallet Discussion starterSwirl flaps are one of BMW’s biggest design mistakes…. Forums for Local BMW Car Clubs. without EU3 exhaust emissions standard (Special equipment No. P2300 through P2399. P2800 through P2899. The BMW fault code 29DD typically indicates that there are issues with either the solenoid valves, the vacuum lines, or both systems entirely. BMW P 321 E Atmospheric pressure sensor – incorrect maximum pressure value. When a fault is detected by the system the Electronic Control Unit (ECU) records the code corresponding to the defect in the ECU's memory until either: MOTRONIC 'PEDAL' FAULT CODES (CARB). Had the dpf cleaned a few months back apparently it’s pretty easy on these cars. 8ish and under is when these cars get a little upset. 120208 Overpressure 120308, 30FF Insufficient boost pressure The problem manifests itself with the following errors:Opus IVS Fault Codes CD9437: DSC, FlexRay: Communications fault 213A21: Vehicle voltage: Voltage too low Footwell module Current Fault Codes 800FB9: Outside mirror, undervoltage. BMW Diagnose. For example, if your vehicle’s OBD detects a leak in the evaporative emission system, you may see a P0442 code. I've got a transfer case one and mine is new, has like 3k miles on it. 480A/245700. Always connect a BMW approved battery. , six years in a row. The mechanical. Egr, cooler and the bypass all appear to pass the tests as do swirl flaps. A quick google suggests that the code refers to a problem with the rear right wheel speed sensor. 0x120408 charge pressure control: shutdown due to reaction. . BMW E91 320d N47 DPF Fault Codes 4D4A and 452A. BMW CC-ID codes readout. 108 thoughts on “ BMW CC-ID codes fault and warning messages ” Steven says: December 18, 2016 at 1:55 PM. Quote 06-08-2021, 11:54 AM #10: Stephen0011. Hi all, One of my coworkers has a 2006 BMW M6. Inspect and see if there is carbon build up in the throttle body area. P1638; BMW 100001 Throttle valve, function:. Procedure Vehicle test: Tagging BMW fault codes with status of malfunction indicator lamp (ABL-G ES-AF9999_DTC_KENNZ_MIL) top 08-Feb-22 11:40:06 AM, 2/12. Posts: 33. Oxygen Sensor Control. 8/10 P0303. U0171 BMW. . It indicates engine emissions idle control system malfunction. The fault is detected whenever the mixture needs to be made 30% richer. U2xxx – Manufacturer-specific. This is because many fault code tables, like our OBD code list are showing the OBD2 generic codes. The only other thing that the car does which is strange is when i turn off the engine. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Bringing the BMW community together. Join Date: Jun 2021. gbalthrop. 2: Updated data to 4. Appreciate 1 chowser51 1944. A month ago I got the inspection light pop up and the battery light. 0-2. VVT overload protection, ECU temperature – high input, bank 1. Codes: 00A0A9 CAS: Control-unit fault 00A0B8 CAS: Hall sensor, key engaged 00A0BD CAS: Output, wake-up line 00A122 CAS: Short circuit Hall sensors 00A123 CAS: Short circuit Hall sensors 00A0BE CAS: Terminal 15 output 1 00A0BF CAS: Terminal 15 output 2 00A0C0 CAS: Terminal 15 output 3 00E5C4 CID, K-CAN: line fault. The sensor is in a tight spot at the. Based on the research I did, usually drivetrain. Car went to limp-mode many times but after changing servomotor the car has ran fine. Also, BMW has a service bulletin for these. Thanks for the replies. EGR system problems? fault code 290900 or P115d. Below is an extract of this. Conoce todos los códigos de averías existentes de los vehículos de la marca BMW. This information is provided solely for informational purposes. Carly codes appear as EG 5DF0 or 5DF1 etc. Code: 121002. Charging pressure 318. . 000 km i hmgot this error : adblue system fault and on laptop the error code is : 2ac600 ( scr system. I havé cc-id 184 DTC active What is my next step to fix this problem. P107A. Its very important that your car reaches the correct running temperature i. BMW Fault Codes Lookup. Once at 125F on the coolant temp, the idle sequence will change and should run on its own. Fault memory SGBD BNTN code Description Vehicl e mile age Is currently present?Fault group D70BX 7A0 DME-DDE701-DME 0x28E2 00. P1145 Solenoid Valve Running Losses Control Circuit Electrical. Fault Code: 005DF8 Fault Explanation:Undervoltage Kl30 Fault Code: 005DF4 Fault Explanation:Board power supply voltage 9 Volts. CA - Fuel trim bank 1 control limit. I decided to scan my car for codes just because and ended up discovering that a 2a99 code was being stored. I got a check engine light last week and after scanning the code it was 2BB300. 2- If you have 2A67 error, then your VVT motor is faulty despite of 1. Check operation of swirl flaps and fault code memory entries. BMW code 2A00; If this is your. It indicates engine emissions idle control system malfunction. I’m trying to figure out which sensor this is and if it’s covered under a 10 year/120k extension - I have a letter somewhere stating there was an extension on a sensor (not NOX) that I. 108 thoughts on “ BMW CC-ID codes fault. Code: 120408. SI B11 13 14 Engine August 2014 Technical ServiceOn a diesel it does not respond to accelerator pedal it’s open when running most of the time but does close when egr operates and also when switching engine off to air smooth shut down. my car has interesting problems. BMW Original Engine Oil LL14FE+, 0W-20: B38 and XB2H – 4. Replaced the water and problem is gone. iTrader: ( 0) 2BB300 Particle sensor check engine. 7, 8 and 9: for the transmission (gearbox) A, B and C : for hybrid propulsion. 5 miles from leaving dealer got the "incorrect" message. 1:. 1. - 2AAF : fuel pump plausibility. This fault is coming up if there is a excessive current flow when the car is sleeping/parked. Press "Display Fault Memory" button in Lower-Right corner of screen; 7) A LIST of ALL Modules with Fault Codes saved in Fault Memory appears; select/ click on ANY Fault code that mentions CAS Module (such as A3B2) and click "Calculate Test Plan" button in Lower-Right of screen; 8) ISTA SHOULD provide a "Flow Chart" type of series. Access BMW CC-ID codes in E87, E90, E60, E63, X5 E70 to check reasons for warning and fault messages on your instrument cluster. All the slip/wheel speed differential between left and right wheel, is all done through the front driveshaft and transfer case. Had some issues last time in the past and had glow pugs and controller replaced by the BMW dealer. (names seem to follow the traditional M code logic above, regardless of year) S14. Call BMW re the recall. As many of you mention, Carly is one of the top choices. I am experiencing the attached drivetrain fault. U0122 BMW. After resetting the light last week, it came back this week and it's the same code. 00 0. 2012 E70 X5 xdrive35d 112k mi and counting. [Actually, Sedentary, Curious user of ISTA & Bentley (on laptop), who basically just tries to learn how our cars work by reading those resources, along with BMW Fault Code Lookup. 0d Diesel Touring (F11) 2014 Fault Code 2ABB00. . Appreciate 1 ggindy500 8. These stored faults would not cause a problem with engine performance. 2017 BMW X3 x28i SOLD 2015 Honda CRV-EXL AWD 2019 Honda CRV-Touring AWD 1965 Chevrolet Corvette 327 / 4spd Convt. related closely to S38 used in US M5/M6. 27 - Plausibility, signal, brake-light switch/brake-light test switch. In summary: It's the NOx (nitrogen oxide) sensor. 5 2015 Cooper D, can anyone help with the following codes regarding exhaust pressure sensor: 28EC00. U0129 BMW. 00] 2017 Kawasaki Z1000SX [0. com is generated by its users. The BMW system reports that the fuel temperature sensor signal is too low or too high, or the signal from the device is out of range. P3000 through P3499. 04-12-2020, 12:38 PM #3. Chances are the 02 sensor is fine and reading the oxygen level that is actually present. I've got 6 codes on the DDE/DME modules. The mixture is too lean and oxygen sensor emissions control makes it richer. 2A8800 - Engine speed picks up too slowly in an automatic start, or no driver detected during starting operation. N57T Diesel with Fault Code 29EB00: EGR Cooling Plausibility MODEL F10 (5 Series Sedan) Produced to 3/1/2014 With the N57T engine F15 (X5). Rep. Gurt angelen - an indicator of seat belts not fastened. New Member. The 2A87 code typically indicates an issue with the VANOS system in BMW engines. #2 · Jul 30, 2011. Not sure, maybe the control unit is defective. You say the fault code is still showing but does the EML light still stay on. The module is straight forward to do as it’s in the intake manifold, the glow plugs can be a nightmare as they tend to snap and need drilling out. . Maybe someone is facing with this problem. Ambient Air. I changed the sensor. 83 posts · Joined 2005. The engine harness section for the transmission is twisted at the right hand side of the engine compartment. Terminal condition: none. Jump to Photos. RECOMMEND THERMOSTAT AS WELL. Save. BMW's Planned Obsolescence on certain engine parts Well then Doug Hoffman, consider yourself "righteous" for whatever reason. The symptom was the fan high speed on/off after the engine warm up. Attachments. Join Date: Feb 2018.