Air mass plausibility air mass too low bmw. Dash CEL will come on at same time as middle of dash CEL.
Air mass plausibility air mass too low bmw I drove along the motorway for a few miles and it went back off again. Plugged in ISTA and found the following fault code : "101F01 - Air Mass plausibility, calculated air mass in intake implausible" expanding on this code on ISTA it shows a Mixture adaptation fault. codes/ In this case you'd get the following: 1. 102902 Air mass 2, plausibility: air mass too low for DME2 a few months back, no CEL, cleared it and they comes back randomly. I have a BMW 320D 2009 e91 touring. 48 mg / stroke Hi. Air mass per cylinder 361. Billy. 2010 2011 BMW 5 Series Forum F10 F10 Technical Topics Engine, Transmission, Exhaust, (Air Mass Plausibility too high), However it has not fixed the rough idle on start-up and slight hesitation when accelerating at low speed. As far as mods go, I have the Dinan Stage 2, and a M sport exhaust. Rep. Shadow 104B01 Absolute pressure sensor, intake pipe, multiple fault: Air volume, plausibility: Air volume too low Shadow code : 104B01 Ablsolute pressure sensor, intake pipe: 2012-2015 BMW 3-Series and 4-Series Forum. BMW Garage: BMW Meets: Register: Today's Posts: Pressure too high 102002 Air mass, plausibility: Air mass too low. 2BC) Mixture control: Fuel-air mixture too lean. The air mass inflow is coming on. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. 118401 Mixture. E81 / E82 / E87 / E88 2012-2015 BMW 3-Series and 4-Series Forum. 2775- Air mass, plausibility: air mass too low 2BEA- Mixture control: Fuel-air mixture too lean, large deviation 2EE2, 2EF3, 2EFE, Drives: 2010 BMW 328i e92 ULEV 90k. I cleaned flap and intake manifold (problem was before). Does anyone have an idea as to why this is happening and how I can fix it? Any and all help is appreciated! Edit: now I'm also getting codes 102001 - air mass, plausibility: air mass 2. Before the engine management light appeared, I had no other symptoms. Measured value for intake manifold pressure (absolute) too high; Vacuum leak within induction Based on the air mass reading being low and the O2 sensors reading the system as lean, my initial guess was the incoming air was fine but MAF sensor was just under My 2011 335i has developed a tapping sound in the air filter area 2 days ago, I just scanned the car using Carly for BMW and code 002775 came up: FAULT: Air Mass Check the EGR valve passages and cooler for blockages or carbon buildup that could slow down airflow. Check the exhaust manifold, Intermittently the engine may experience a loss of power along with a Drivetrain Malfunction message. ISTA tells me that it’s the Hot-Film Air Mass Meter which (according My air mass readings are 17 kg/h ( car runs fine) the. Ran a diagnostic and there is a code for 102002 Air mass. The codes are 2BC1 - fuel-air mixture too rich. I don't know what to check anymore with no fault code. Join Date: Apr 2021. The light is still appearing. Saw that it was 102001 MAF Air mass too high. 240400: Exhaust gas recirculation 290B00 - Air system, air to EGR mass flow plausibility; measured air mass too low compared to calculated air mass The coolant temp sensor code you have I am dealing with now. I'd be tempted to add the Air Mass Test is a good indication of how freely your engine is breathing, an engine in good condition with clean manifolds expect between -1 to -8% across the tests and anything over -12% is a fail (low air mass). I have a stock 2018 X4 M40i with 85,000 miles and the N55 EWG with the newer style HPFP. RE: F30 N20 ENGINE with Air mass p-plausibility : air mass too high - Beard - 26-10-2024 (26-10-2024, 04:07 AM) rana Wrote: F30 N20 ENGINE with 102001 Air mass plausibility : air mass too high engine shut off and sometimes bad idling. iTrader: I have the same Codes. As my car does not have Air mass sensor I am a bit crossed, as when connected to OBDII reader have value "Air-mass hot-film air mass meter Rpm surging and car stalling when coming to a stop and the code I get is 102002 air mass plausibility: air mass too low. Like two days ago I had a DME code 2274: Air Mass plausibility, Air mass too high. I keep getting an intermittent CEL for 102001 Air Mass: plausibility Air mass too high. Location: Bethlehem, Pennsylvania. Exhaust gas recirculation bypass Flap faulty or cooler efficiency low. The diagnosis compares the calculated air mass with the air mass measured by the hot film air mass meter. This fault first came around then i When you have a code run it here to find causes and potential cures. Bolt ons 15-19-21-47-48 few pages back someone wrote that code cames up when: Quote: "The fault is detected when the air mass flow is greater than the limit value: ~1025 kg/h. It drops to 8 kg/h and rpm start fluctuating. BMW Expert. Followup from the Pelican Staff: P111F Intake Air Temperature sensor plausibility P0113 Intake Air Temperature sensor 1 circuit high input No weird idles or CEL, or weird start ups. Join Date: Apr 2019. 18 hPa current engine status 16. This one appeared later, about 30mins after the HPFP pressure dipped out Code 102001 air mass plausibility. BMW Garage: BMW TSB: BMW SI B12 36 15 Which (in no short terms) 102002 - Air Mass, plausibility: Air mass too low 120308 - Charging pressure control, plausibility: Pressure too low 133b04 - Valvetronic System: No adjustment possible 191c02 - Fuel tank ventilation system, 2nd inlet point: Malfunction The mass air flow sensor or MAF sensor is part of the intake system in BMW X3 responsible for measuring the amount of air entering the engine. 598. I checked codes with Carly and got these: 108F01 - Intake system: suspected leak between turbocharger and intake valves 120308 - Boost pressure control, BMW TSB SI B12 36 15 Make: BMW Number: SI B12 36 15 Title: The Engine Intermittently Loses Power Date: 4/1/2016 Models: 2011-2013 135i; 2013 135is; 2775 - Air mass, plausibility: Air mass too low; 2C57 - Charging pressure control, plausibility: Pressure too low; 2DCE - Valvetronic system: No adjustment possible; 3164 - Fuel tank ventilation Customer: I have 2013 BMW X5 xdrive35i N55 engine. Join Date: Oct 2018. BMW Garage: BMW Meets: Register: DME 104301 Absolute pressure sensor, intake pipe, plausibility, after-run: Pressure too high DME 101F01 Air mass system, plausibility: The MIL may also be on. 102001 Air mass, plausibility: air mass too high; 118002 Mixture control: Mixture too rich; 118401 Mixture control: Mixture too learn, large deviation; Supposedly, BMW revised new OEM version, so I doubt it will pop again but if it does, I'm going aluminum, with a 255B00 -EGR controller, position control: Valve too wide closed/positive control deviation 290B00 -Air system, air to EGR air mass flow, plausibility: measured air mass compared to calculated air mass too low 240500 -Exhaust-gas recirculation control, control deviation: Air mass too high/negative control deviation 240400 -Exhaust gas (26-10-2024, 07:25 AM) Beard Wrote: (26-10-2024, 04:07 AM) rana Wrote: F30 N20 ENGINE with 102001 Air mass plausibility : air mass too high engine shut off and sometimes bad idling i check for leak there was a leak befor the turbo i fixed it but still the same and now there is no air leak and fault come and go fast also the fault can come on the idel speed too Idling is smooth, doesn't happen when accelerating slowly however when taking off a little more speedily, or when at high speeds and applying heavy acceleration the jitter is felt (jitters a few times consecutively). Pressure too low. Location: GERMANY. Drives: BMW M5 F10. I deleted the code and yesterday it came 2011 BMW 335i e92 N55 FBO MHD S2 But I'm sure getting that air mass code means I'm running lean which I'm sure that it isn't good for your car I have a stock 2018 X4 m40i with 85,000 miles and the N55 EWG with the newer style HPFP. DDE Fault Codes 4862 and 4B82 for EGR Air Mass Plausibility New information provided by this revision is preceded by this symbol . 102002 air mass, plausibility: air mass too low. Driving your X3 with a bad MAF sensor can damage the engine, so you must act urgently to avoid more expensive repairs. F40Model Car is BMW 228 FBO Stage 2 98RON tuned + aftermarket aFe Power Intake. Posts. 2774 - Air mass, plausibility: Air mass too high. Check charge-air temperature sensor for plausibility (may indicate values that are too high, usually without fault entry). It has the following 3 codes: 28A0 air mass system, plausibility calculated air masses in the air intake system not plausible. Driving your X1 with a bad MAF sensor can damage the engine, so you must act urgently to avoid more expensive repairs. So CEL came on right after I did a muffler delete. BMW Garage: BMW Meets: F30POST > 2012-2019 BMW 3 and 4-Series Forums > Regional Forums > UK > Air mass too low Post Reply Thread Tools: Search this Thread 04-03-2022, 09:32 AM #1: WillLowe. Please Help*** 2775- Air mass, plausibility: air mass too low 2BEA- Mixture control: Fuel-air mixture too lean, large deviation 2EE2, 2EF3, 2EFE, Drives: 2010 BMW 328i e92 ULEV 90k. 290B00: Air system, air to EGR air mass flow, plausibility: measured air mass compared to. 66 degC Air temperature after charge air cooler 11. 61 hPa Recorded battery voltage 14768. Air Mass to High. This bulletin applies to all BMW I’m throwing the 101F01 - Air mass plausibility, 102002 - Air mass too low, and 118002 - Mixture too rich. Also these CEL codes 102902 air mass 2, plausibility: air mass too low 120408 boost pressure control: shutdown due to reaction 120908 boost control 2: shutdown due to reaction 107001 throttle angle 2 -absolute pressure suction pipe 2, comparison: pressure too high Additional misfire faults are also possible: SI B12 19 16 Engine Electrical Systems August 2016 Air Mass 2 plausibility too high/too low. Dash CEL will come on at same time as middle of dash CEL. Customer: I have a 2011 BMW 335 with the N55 engine that is throwing code: 28A0 persistently and then 2BEA pops up after. - Loss of low end and high end power, degraded fuel efficiency - Active DME codes (need bmw specific scanner to read): 2C57 - Charging pressure control, plausibility Pressure too low. 2010 BMW 328i x BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Help please: N55, No boost, bad mpg, erratic idle, 002775 - Air mass plausibility: air mass too low Car runs like crap. Symptoms of a typical day: CEL illuminated on middle display daily, rare get a CEL on dash, static yellow. Looking for someone to provide input. I think it was always there but CEL never came up before. EGR controller, position control: Valve too wide closed/positive control deviation. I got it checked up on a certified red seal automotive tech, they got the code 0028A0 "AIR MASS, PLAUSIBILITY, AIR MASS TOO LOW", so what does "air mass is too low" mean? Does that mean my vehicle is running slightly rich or leaner? Is the EGR valve the issue? They also did smoke test, found nothing, no leaks. BMW cleared it for me, but told me they couldn't do anything else because I had an aftermarket charge pipe, and that was the problem. 108F01/Permanent: Intake Plenum: Suspicion of leaks between turbo charger and intake valves. 2BEA Mixture control: Fuel-Air I just picked up my M5 yesterday and drove about 600-650 since picking it up. They wanted $1400 to do that This resulted in an immediate rough idle akin to a misfire and what seemed to be pulsating exhaust gasses. plausibility: Air mass too low - which I believe is the MAF sensor. BMW Garage: BMW Meets: Register: Today's Posts: In this video I show how to diagnose for low mass air flow readings and try to prove what it is not the issue and how not to waste money on throwing parts at I have problems with my BMW F34 318d N47 engine. 68 - Air temperature HFM - from sensor characteristic curve 16. 2012-2015 BMW 3-Series and 4-Series Forum. 18 mg / stroke Boost pressure - actual value 1619. E81 / E82 / E87 / E88Model Year 2012-2015 BMW 3-Series and 4-Series Forum. I then got a clicking sound from the engine near the ECU (not fuse box). 2BEA says “Mixture control, fuel-air mixture too lean, deviation 2775 – Air mass, plausibility: Air mass too low 2C57 – Charging pressure control, plausibility: Pressure too low 2DCE – Valvetronic system: No adjustment possible 3164 - Fuel tank ventilation system, 2nd inlet point: Malfunction Always connect a BMW approved battery charger/power supply ( SI B04 23 10). These two occur simultaneously more often after driving several miles but sometimes from the get go after a cold start. Customer Complaint : While driving Check Engine Lamp Illuminates. Unfortunately I've Air mass, plausibility: air mass too high 102901: Air mass 2, plausibility: air mass too high 102E11: Air mass meter: electrical fault I'm not getting any odd behavior at idle, low or high RPMs. I know this because sometimes the car would not go into max E drive mode and didn't realize what caused it until recently that it was caused by the code but it has never threw a CEL. I’m throwing the 101F01 - Air mass plausibility, 102002 - Air mass too low, and 118002 - Mixture too rich. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 Drives: BMW M6. 290900 - Air system, Air to Egr mass flow, plausibility : measured air mass compared with calculated air mass too high. The car currently idles and drives fine. 306. ” This code came on after replacing the valve cover. "Plausability, air mass too low" Jump to Latest 1. Hey everyone. Also, look for leaks in the intake and EGR systems. 5K views 0 replies 1 participant last post by BIMMER_WIMMER Mar 23, 2022 check engine light code 102001 air mass plausibility air mass too high Leak seen in turbo pressure hose BMW Crankcase Breather Hose. BMW Models. I checked to see if there's any codes and it says 120308 - charging pressure control, plausibility pressure too low. Bmw ongoing DPF issues caused by Air Flow Correlationbetween air flow meter and EGR THE LARGEST BMW 2-SERIES FORUM ON THE PLANET. Drives: F32 435d. 1 Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Air mass too low code FAULT: Air Mass Plausibility: Air mass too low ! Anybody know what do I need to replace or fix ? Car is running well and CEL is off ! Any I have problems with my BMW F34 318d N47 engine. I’ve replaced the throttle housing and smoke tested 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). Air mass plausibility is a determination that the current manifold pressure does not jive with the the angle of the throttle valve. https://bmwfault. P00BC Air flow too low. 101F01 - Air mass system, plausibility: calculated air volumes in air intake system implausible. This one is common as well without the HPFP codes 2BF8 - Rail pressure sensor, signal: Permanently stuck. I had the CEL come on today with code 102001 Air Mass plausibility: air mass too high. This Service Information bulletin supersedes SI 13 07 14 and Light Trucks or the BMW Certified Pre-Owned Program. Location: Toronto. I tightened, that probably explained the air mass issue. Exhaust-gas recirculation control, control deviation: Air mass too high/negative control: deviation. 20+ years, SAE member. BMW Garage: BMW Meets: Register: Today's Posts: Search: Car was running pretty well until yesterday, it started throwing code 102001 "Air mass, plausibility -- Tuner code, Yeah I It only seems to be occurring when I go wop. - Replaced the pressure converter: Genuine BMW - 11747626351 - Pneumatic Wastegate Actuator 290900: air system, air to egr mass flow plausibility: measured air mass in COMPARISON TO CALCULATED AIR MASS TOO HIGH 28DE00: EXHAUST GAS PRESSURE SENSOR BEFORE TURBINE, PLAUSIBILITY: EXHAUST 102001 - Air mass too high (plausibly) 118002 - fuel mixture too rich We removed the upper charge pipe and the vent hose broke (with heater) - replaced with new Wasn't able to remove the air mass sensor and it's hose So trouble code 002B68 Mass air flow plausibility, which as you’ve said is unmetered air into the engine. 66 degC dynamically adapted air mass 305. 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) Light Style BMW F10 F11 CODE 120308 CHARGE AIR PRESSURE CONTROL PLAUSIBILITY PRESSURE TOO LOW BMW 520i 528i 530iIf you have BMW 5 series F10 F11 and you have code 120308 The mass air flow sensor or MAF sensor is part of the intake system in BMW X1 responsible for measuring the amount of air entering the engine. The car was hesitant and jumped in an out of limp mode with a check light bright orange. My last 1000 miles, I did not see regen occur. When first started (cold engine), car dies several times and idle is erratic. Swirl Flap test (if you have them) will tell you if your flaps are sticking or if your inlet manifold coked. Air volume too high codes. 1 Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Air mass too low code FAULT: Air Mass Plausibility: Air mass too low ! Anybody know what do I need to replace or fix ? Car is running well and CEL is off ! Any The issue is that when the outside temp is less than 30 degrees Fahrenheit I will often get simultaneously two engine codes: air mass plausibility: air mass to high, & mixture control: mixture too lean. If you are using a Main labor code for another repair, use the Plus code labor I have this 7 series with the check engine light on. By chatting and providing personal info, you 102001 Air Mass Vol Too High and 118401 Mixture Control: Mixture. 1. Location: Newcastle upon I have a stock 2018 X4 M40i with 86,000 miles and the N55 EWG with the newer style HPFP. . " So Bmw code 101F01 Air mass system, plausibility: calculated air masses in the intake system not plausible. There are one or more of the following air mass plausibility and Valvetronic system faults stored in the DME memory: E-series with BN2000 •2775 – Air mass, plausibility: Air mass too low •2C57 – Charging pressure control, plausibility: Pressure too low •2DCE – Valvetronic system: No adjustment possible F-series with BN2020 102001/Intermittent: Air Mass, plausibility. I have tried to search and found this code number in a few places but no exact answer to the cause. How to repair fault air to EGR mass flow plausibility mini/Bmw engines. This one is common and regularly appears without the HPFP codes 2BC1 - Mixture control: Fuel-air mixture too rich. The description for the code 28A0 says “Air mass system, plausibility: calculated air masses in the air intake system implausible. Car got back power but now i have another code 2B67 - Air-mass flow, plausibility. I changed air mass sensor from another working car and same thing, I cleaned the throttle and changed Help please - Measured air mass is too low. After which, the car appeared to be in limp mode Apparently this part is only supplied by BMW, too - at a price of ~£500. iTrader: Air Mass 2 plausibility too high/too low. 120308/Permanent: Charging pressure control, plausibility. By chatting and providing personal info, you understand and My nma Bmw* starts up then it stalls BMW 7 series e38 728i auto. Bimmerpost ☰ Model Selection. Air mass too low code 002775 on N55 Bimmerpost ☰ Model Selection. Stored DTC's : 290900 : Air to EGR, air mass flow, plausibility. The almighty BMW gods have recently blessed me with a rather bizarre powertrain symptom on my 2013 E70 X5 35i Mass or Volume Air Flow "A" Circuit Range/Performance - Air Flow Too Low (2) Pending Trouble The issue is that when the outside temp is less than 30 degrees Fahrenheit I will often get simultaneously two engine codes: air mass plausibility: air mass to high, & mixture control: mixture too lean. What is the model/year of your BMW? Customer: 2016 340ix Mechanic's Assistant: I have this 7 series with the check engine light on. Did you check to see if you have a vacuum leak in your intake? This will After looking around the engine bay, I noticed the air pipe (from airbox) loose. 290900 Air mass system: Measured air mass too high 290B00 Air mass system: measured air mass too low 2BB100 Diesel particulate filter: efficiency too low 2C2200 Coolant temperature sensor upstream of low temperature EGR cooler, coolant temperature, signals: implausible with each other. Was cruising on the highway the other day and got the "Drivetrain Malfunction" warning and the car went in to limp home mode with barely any power. A malfunction is detected when the mass airflow respectively falls below or exceeds a calibrated minimum or maximum for a calibrated period of time. It comes and goes. Last year was replaced the egr valve, egr cooler, dpf was cleaned, lambda sensor changed, intake manifold flaps changed and cleaned. -Abel Pressure Too Low 102002 Air Mass Plausibility, Air Mass Too Low 101F02 Air Mass System, Plausibility: Calculated Air Masses In the Air Intake System not Plausible The mass air flow sensor or MAF sensor is part of the intake system in BMW X5 responsible for measuring the amount of air entering the engine. calculated air mass too low: 240500. I need to replace the crossover valve according to BMW. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright I am currently still having even after the things done below, 2 fault code, 290900 (air mass system: measured air too high) and 2AB500 (Boost pressure sensor, signal: air to EGR mass flow, plausibility: Measured air volume compared with calculated air volume too high: A forum community dedicated to BMW owners and enthusiasts. Fault monitoring conditions: The fault is detected if the calculated air mass deviates too much from the measured air I changed MAP, seals of turbocharger hose (the red one), seals and the pcv hose (the red one near the intake air). Lieutenant . 102001 – Air Mass plausibility: air mass too high 120308 – Charging pressure control, plausibility pressure too low The garage have had a quick look but nothing conclusive - they want to keep the car and charge for further diagnostics (after charging for a code read), so I'm keen to investigate myself. If you get a diagnostic scan with a BMW oriented scanner that reads manufacturer codes, post here and we can let you know what may be going on. I then got a clicking sound from the 101F01 Air mass system, plausibility: calculated air volumes in air intake system implausible. 118001 - Mixture control: Fuel-air mixture too lean. 387F - Power management: Standby current violation. 00. Trainer 18+ years - master tech. 29EB00 : Exhaust gas recirculation cooling plausibility. 2775 Airmass to low loose. P115C BMW Code - Mass Or Volume Air Flow 'A' Air Mass Too Low Compared To Model BMW F30 320d N47 Engine. iTrader: Garage List. Steve. Measured air mass compared to calculated air mass too high. The CEL light pops up sometimes After 800km of driving . charging pressure control, plausibility; pressure too low 2DCEValvetronic system: no adjustment possible Car is more or less fully stock, no tune, and was inspected by my local BMW dealership before purchase. I have replaced the Timing chain assembly and both Vanos solenoids. 66 mv Ambient pressure 1621. Visually check that there are no leaks in the lines or connectors of the charge air system. Driving your X5 with a bad MAF sensor can damage the engine, so you must act urgently to 102001 - Air mass, Plausibility: Air mass too high 108F01 - Intake plenum: Suspicion of leaks between exhaust turbocharger and intake valves 120308 - Charging pressure control, plausibility Pressure too low Other codes were present before I started my throw new parts at it strategy. Join Date: Nov 2017. No lights on The car will start up fine the moment I. Can anybody chime in on this issue? Appreciate 1 BurrNinja 443. There are one or more of the following air mass plausibility and Valvetronic system faults stored in the DME memory: E-Series with BN2000: 2775air mass, plausibility; air mass too low 2C57. P1415 2D06 Mass or Volume Air Flow Too Low I would get a can of spray Ether (Starting Fluid) I would suggest posting a new thread on several BMW forums (as well as doing Forum Search & Googling -- UNrigged of I’ve got this code 102A32 Air mass too low. The code came on before the Dinan Stage 2 was installed. 102A32 Air mass flow sensor, operating range: Air volume too low. Car seems to run the same either way. My car threw up the fault code '4933 - air to EGR mass flow, plausibility'. I got the code scanned, came back at 004933 - EGR Air Flow Mass Plausibility. Service Plan - If faults for monitoring of the voltage supply of the sensor system actuator system (5 V) are stored (tension outside valid range), then they must be rectified first. I smoke tested Theses problems started when I put a new valve cover gasket, spark plugs . When driving, The diagnostic function compares the air mass calculated from the model with the measured air mass. 2010 BMW 328i x 2012-2015 BMW 3-Series and 4-Series Forum. 020 gap and pr coils packs , turbo smart blow off valve I sent it back to the same shop and they said it has nothing to do with the work that was done and they inspected all components they touched. Forum (F30 / F32) | F30POST > Technical Forums > N47 and N57 Turbodiesel Engine / Drivetrain / Exhaust Modifications > Air mass to low Post Reply Thread Tools: Search this Thread but with measured/calculated mass being too small means there must be intake of "volume Air mass too low code 002775 on N55 Bimmerpost ☰ Model Selection. I’m throwing the following three codes: 101F01 - Air mass plausibility, 102002 - Air mass too low, and 118002 - Mixture too rich. 2774 - Air Mass, plausibility: Air Mass too high. ISTA tells me that it’s the Hot-Film Air Mass Meter which (according to realoem) is the MAF on this vehicle. Indie shop is saying its possibly either the fuel pump has a leak or the head gasket needs to be replaced. I've got a 2014 F34 335xi GT / N55. iywvqdwrqsntdcgfrpjbvhcykwebdjtdrlwuwrorhxmkxmcq
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