Jul 7, 2016 · The Service Engine Soon light is on. Check ground connection of the EGR valve. Oct 3, 2017 · 3FF0: "Ratio of calculated to measured air mass too high". Both O2 sensors are showing the system as running lean. 00] Quote: Originally Posted by TurboWeasel. Sep 13, 2018 · I have a 2014 BMW 328d xDrive 148000 miles. 60 and still not fixed! Faults I have are: 290900: AIR SYSTEM, AIR TO EGR MASS FLOW PLAUSIBILITY: MEASURED AIR MASS IN The BMW P115D code is a diagnostic trouble code (DTC) that indicates a problem with the oxygen sensor control system in BMW vehicles. It has the following 3 codes: 28A0 air mass system, plausibility calculated air masses in the air intake system not plausible. P115D MINI Code - Mass Or Volume Air Flow 'A' Air Mass Too High Compared To Model. 290900: Air system air to EGR mass flow. As a car owner, it can be frustrating to see a warning light pop up on your dashboard. Dec 20, 2021 · The most common signs of bad mass air flow sensor (MAF) in BMW 1 Series are loss of power or slow acceleration, engine hesitation or jerking during acceleration, erratic idling, misfires, poor exhaust emission values and sometimes black smoke comes out of the tailpipe. As the temperature of air increases, the air expands. 2004 E46 330D - EGR air mass too high. the multi-meter display. It can measure very-low flow rates. 7 pounds per square inch (psi) of pressure at Earth’s surface. All Turbo vacuum cheked. The peak stresses that arise as a result can destroy the electronic components. An air mass is a large body of air with uniform temperature and humidity. I don't have any fault code. 255B00: EGR controller, position control: Valve too wide closed/positive control deviation Jun 12, 2023 · This causes the measured air mass being too low. iyade46 Member: . C15D9 RAM Code - Air Suspension Low Air Mass. Our performance - Your benefits: > High measuring accuracy through ultrasound transit time method with 8 sensors und 4 measuring paths > Very high response characteristics, adapted for high-dynamic measurements > Very low pressure loss, without impact on engine characteristics > Constant high Nov 11, 2021 · Check charge-air temperature sensor for plausibility (may indicate values that are too high, usually without fault entry). If leaks were found in the air mass system, the following service function must be carried out: Delete adaptations, air mass system. Sep 30, 2020 · Code P115C Description. 1. 2. Customer Complaint : While driving Check Engine Lamp Illuminates. Density of air is equal to the mass of the air divided by its volume. 290900 - Air system, air to EGR air mass flow plausibility: Measured air mass compared to calculated air mass too high 290A00 - Air system, air to EGR air mass flow plausibility: measured air mass compared to calculated air mass too high and high charging pressure control deviation Additionally, the customer may also state that from the engine The meter measures the mass flow of the air referenced to STP conditions. (green arrow) Figure 2 Remove two T20 Torx fasteners from mass air flow sensor. How the mass air flow sensor is tested In modern cars, the only way to test the mass air flow sensor is with a scan Feb 4, 2020 · These differences are the result of low and high air pressure systems, which are caused by unequal heating across the Earth's surface and the pressure gradient force. Technician B says a that hot wire MAF sensor uses the electronics in the sensor itself to heat a wire 70°C above the temperature of the air entering the engine. Jan 5, 2020 · BMW TSB SI B01 05 20. Car has 24CE00 error, Measured Air Mass is Too High Compared With the Calculated Air Mass. 290900 - Air system, Air to Egr mass flow, plausibility : measured air mass compared with calculated air mass too high. Both sensors, in most cases, are located between the air filter box and the intake manifold of the engine. This code indicates a problem with the Mass or Volume Air Flow Feb 3, 2021 · - P00BD Air mass system: Measured air mass too high - P00BC Air mass system: Measured air mass too low - 28EC00 Exhaust gas pressure sensor upstream of exhaust turbocharger, ambient pressure sensor, signals; implausible - 244800 Info - Particulate filter system: Limited remaining distance of particulate filter available (This one seems May 11, 2018 · 24CE00 - Hot film air mass meter: ratio of measured to calculated air mass too high 290900 - Air system, air to egr mass flow, plausibility: measured air mass compared with calculated air mass too high. hi this flt is coming up throwing a eml ,,its on a 2016 mini paceman d done 35k (air system. iyade46 Member: Sep 12, 2021 · 1. Figure 4 If stuck, use a small flathead screwdriver to Air Pressure Controlled Mass Measurement System 1360002-5 3. A. 3–2. With fewer air molecules above, there is less pressure from the weight of the air above. Possible cause of fault: - Mixture too rich. An oscilloscope is more suitable for this measurement, as it reacts less sluggishly than. It is common for most auto repair shops to charge between $75 and $150 per hour. Limp mode active, lots of black smoke. Do not connect or disconnect any plug-in connections when the ignition is turned on. 4) Very low engine compression. 50. 4) and the air pressure levels in this work, the system efficiency changes up to 2% (lowest load point of 120 A). Symptoms so far are 'just' CEL. (green arrows) Figure 3 Remove sensor from intake air duct. 7 pounds of air. The EGR tests in ISTA all seem to pass without issue. EGR rate too high (I don't recall the exact wording or code for this one) 3. pdf; Affected Component: ENGINE AND ENGINE COOLING Summary?EXHAUST-GAS RECIRCULATION (EGR) VALVE (N57T): LIMITED WARRANTY EXTENSION TO 10 YEARS/120,000 MILEAGE. The mass air flow sensor is part of the engine’s intake system and is Jul 2, 2024 · b. 2BB100 Diesel particulate filter: efficiency too low. Formula SAE and Formula Student are collegiate engineering competitions with over 500 participating schools that challenge teams of students to design and build a formula style car. 4V must be reached (see below). for technical personnel only! Page 1/1 Possible complaints: • “P0102 air mass too low” • “P0103 air mass too high” Principle of Exhaust Gas Recirculation (EGR) 1 from the air filter 2 air mass Nov 9, 2022 · The two following codes are what came up: 290B00: Air System, Air To EGR Air Mass Flow, Plausibility:Measured Air Mass Compared With Calculated Air Mass Too Low. 257E00: EGR controller, position sensor, signal: Interruption or short circuit to ground. Air Intake Leaks — Leaks in the air intake system, including hoses and connections, can lead to unaccounted-for air entering the engine. 1) Air – Air flow at any given time is a function of the combination of the Feb 12, 2020 · P115D Description. Oct 17, 2023 · Measured air mass too low. High-resolution impactors can size-segregate particles from 10 nm to 10 μm into over 12 samples. 2 kg/Cubic Meter, the calculated air mass would be 120 kilograms. Charge-air temperature sensor faulty (displays values that are too high, mostly without fault entry). 0; 7. Number: SI B01 14 18. air to egr mass flow plausibility) car is running perfect light comes on and off on its own could any one say if they had this before should i change the egr ,,does any body know what size torqs bit i need before i do it ,,thanks. Air system, air to EGR air mass flow plausibility: Measured air mass compared to: calculated air mass too high. OBD2 Codes, Powertrain (P) Codes. Cylinder bank 1. 8% at high loads within the investigated air flow rate boundaries. 0 hour of labor. A malfunction is detected when the mass airflow respectively falls below or exceeds a calibrated minimum or maximum for a calibrated period of time. g. Feb 19, 2022 · Air mass source regions. Replace the sensor if this does not happen. 2. iyade46 Member: Posts: 448 1. The mass air flow sensor is part of the engine’s intake system and is located faults after drive the car air mass measurement: Measured air mass is too high compared with the calculated air mass. 5) Bad engine timing. The mass airflow must lie within a valid range during all engine operating conditions. Thermal mass flow meters can also handle sizeable compressed air pipes even if heated. 8% at low loads and 0. 290B00 Air mass system: measured air mass too low. (0) Comments. So CEL came on right after I did a muffler delete. (fuel vapour) 2 Pressure sensor fault. Aug 28, 2023 · Any disruption in this flow can trigger code 2D06. Sep 1, 2020 · How to repair fault air to EGR mass flow plausibility mini/Bmw engines Jan 14, 2018 · BMW. 12 Feb, 2020. Same problem, car reads 80-90 kg/h instead of 60kg/h at idle. Pressure varies from day to day at the Earth Is the air mass too high or too low? Or is the EGR valve stuck? You will find a list of possible reasons why the engine check lamp is lit here. Nov 8, 2022 · DME 104301 Absolute pressure sensor, intake pipe, plausibility, after-run: Pressure too high DME 101F01 Air mass system, plausibility: calculated air masses in the air intake system not plausible i would say you possibly have a leak! The air mass sensor delivers a measurable voltage of around 1. Replaced exhaust pressure sensor today and codes returned. Jump to Latest Follow Feb 23, 2024 · Figure 1 Disconnect mass air flow sensor electrical connector by releasing tab with small flathead screwdriver and pulling connector out of sensor. Product: air mass sensor. 5. malfunction of the crankcase ventilation. 5 and PM10. A malfunction is detected when the mass airflow respectively falls below or exceeds a calibrated minimum or maximum for a calibrated Dec 17, 2021 · The mass air flow sensor, as its name suggests, senses the mass of incoming air. There may also be: Complaints of lack of engine performance An exhaust smell coming from the engine area. I hooked up my Vag-com and noticed in "measuring blocks group 000, box 10" the value for Air Mass was 133. This pressure is too high and indicates a leak into the crankcase. Additionally, the meters offer extremely high rangeability; the insertion probe is effortless to install in a pipe or duct. Title: Exhaust-Gas Recirculation (EGR) Valve (N57T) Ltd Wty Ext To 10 Yrs/120,000 Miles. Mass measurement at each air pressure Mass measurement was taken at each air pressure. FTP Charge Pipe V2. Thoroughly check the induction system for leaks using a smoke machine before replacing any parts. Fault monitoring conditions: The fault is detected if the calculated air mass deviates too much from the measured air mass (hot film air mass meter measures too much air). In accordance with ISO 5167- 2 standard [1], after the 90 o turn, an inlet se ction with a Jun 28, 2022 · If there is too much airflow the mass airflow sensor has to be able to measure it so I am looking for how this could be possible. 245700 Filter system: particle heavily loaded exhaust back pressure to high. 255D00: EGR controller, actuation: Interruption. Air Mass = 100 Cubic Meter* 1. For the investigated air excess ratios (1. Usually, this fault occurs in conjunction with a charging pressure control deviation. The diagnostic function compares the air mass calculated from the model with the measured air mass. 4. Charge pressure sensor faulty. Mar 8, 2023 · 290900 air system air to EGR air mass flow, plausibility measure air mass compared with calculated air mass too high. There are two main types of mass air flow sensors – the hot-wire and hot-film type. 0/. The following fault codes may be stored in the DDE: 24CE00 Hot film air mass meter: Ratio of measured to calculated air mass too high; 27F000 Charge air hose monitoring in idle: Charge air hose fallen down; 290900 Air system, air to EGR air Sep 1, 2018 · TSB Document: MC-10152288-9999. Dx tools at my disposal ISTA+/Carly/Foxwell Scanner. 020 gap and pr coils packs , turbo smart blow off valve Nov 6, 2020 · Description. This can lead to a variety of symptoms, including decreased fuel efficiency, rough idling, and poor Jan 28, 2020 · 24CE00 : air mass meter. Models: 2014535d. all vehicles provided with exhaust gas recirculation and Pierburg air mass sensors. One of the most common issues that BMW drivers face is the P00BC diagnostic trouble code (DTC). I cleaned flap and intake manifold (problem was before). Solved F15 2016 The measured air mass is too high compared with the calculated air mass. Dirty air. As you should suspect by now, I decide to perform a crankcase pressure test. 278600: Intake plausibility: difference start value to the reference temp to high. Bypass air. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. That means air exerts 14. ) The most common signs of bad mass air flow sensor (MAF) in BMW X3 are loss of power or slow acceleration, engine hesitation or jerking during acceleration, erratic idling, misfires, poor exhaust emission values and sometimes black smoke comes out of the tailpipe. 2 kg/Cubic Meter= 120 kg. iyade46 Member: Posts: 322 Threads: 193 BMW P00BC Code : Mass or Volume Air Flow ‘A’ Circuit Range/Performance – Air Flow Too Low. iyade46 Member: Posts: 448 Aug 13, 2021 · Then, after the de-carbonization it is possible to adjust via Coding the EGR Rate Value a touch to reduce the flow a bit while still keeping the system active and just meeting the nominal CO2 Emission requirements. In general, air masses move from areas of high pressure to areas of low pressure. only three stages, e. 2C2200 Coolant temperature sensor upstream of low temperature EGR cooler, coolant Solved F15 2016 The measured air mass is too high compared with the calculated air mass. 4 volts between idling and full load. before and after the throttle valve. P115D BMW Code - Mass Or Volume Air Flow 'A' Air Mass Too High Compared To Model. Remedy: Check EGr valve and replace if necessary. I changed MAP, seals of turbocharger hose (the red one), seals and the pcv hose (the red one near the intake air). calculated air mass too high and high charging pressure control deviation 2. Am lasat-o asa. The vehicle demonstrates a power loss and the malfunction indicator lamp (MIL) on. False air. Technician A says that a MAF sensor actually measures the density and amount of air flowing into the engine. intake plenum. 290900 Air mass system: Measured air volume too high 240500 Exhaust-gas recirculation control: Air volume too high 24CE00 Air mass measurement: Measured air volume is too high compared with the calculated air volume. I think it was always there but CEL never came up before. Jun 12, 2023 · Calling on all 35d specialists to help out please. BM3 Stage 2 (93) VSRF Catless DP. 5 amount of fresh air 6 calculated air quantity Possible complaints: • “P0102 air mass too low” • “P0103 air mass too high” Vehicle Product: air mass sensor all vehicles provided with exhaust gas recirculation and PIERBURG air mass sensors PIERBURG No. An air mass is a vast pool of air having similar temperature and moisture characteristics over its horizontal extent. Changes in weather are caused by the movement of air masses. Sep 30, 2020 · To diagnose the P115C BMW code, it typically requires 1. First cleaned it out and reinstalled, but no change, Ordered new one, installed, cleared fault, but it came back. For an engine to run, you must have four things. Air system, air to EGR exhaust mass flow, plausibility measured air mass compared: to calculated air mass too high. 34. Suitable for. The same amount of air occupies more space when it heats up than when it is cold. While they might sound quite different, they work quite similarly. The primary function of a MAF sensor is to accurately measure the mass of air flowing into the engine. Saw that it was 102001 MAF Air mass too high. 7. 22184. Therefore, it is proposed that the intake air flow is determined from measured engine rpm, measured intake manifold charge Aug 13, 2021 · 4862 air system. 5d cooper. 0; Oct 19, 2020 · Joined: Jun 2018. Possible causes: 1) Bad MAF sensor. High in the atmosphere, air pressure decreases. It is a critical component of the engine management system. May 15, 2022 · New air filter with the thinner fleece 290900 - Air Mass system measured air mass too high 290B00 - Air Mass system measured air mass too low 28EC00 - Exhaust gas pressure upstream ambient pressure 2AB600 - Exhaust back pressure sensor before turbine signal too high 28DE00 - Exhaust back pressure sensor before turbocharger signal implausible Nov 10, 2009 · BMW 3 Series Forum - Technical Talk on the BMW E46. Above every square inch on the surface of the Earth is 14. The info box that popped up said it's suppose to be between 69-111. 287700 Jan 6, 2021 · The fault is identified when the min adaptation limit - (25. 58. 29EB00 : Exhaust gas recirculation cooling plausibility. Date: 6/17/2022. The diagnostic function compares the calculated air mass with the measured air mass. 3. Post author: allcarsolution001; Post published: March 8, 2023; Post category: EUROPEAN CAR'S; Post comments: 0 Comments Jan 1, 2021 · installation should measure the air flow at 8 bar pr essure in the duct with diam eter of D = 100 mm. 2BC) Mixture control: Fuel-air m … read more Apr 24, 2023 · Monitoring fuel injection quantity: Fuel injection quantity too low compared to lambda value and air mass. 30%) is undershot for 8 seconds. 290900 Air mass system: Measured air mass too One is Mass Air and the other is Speed Density. 6V to 4. [ 45] amounts to 1. thanks Solved F15 2016 The measured air mass is too high compared with the calculated air mass. Thoroughly check the crankcase ventilation system for leaks using a smoke machine, and inspect the front crankshaft seal for leakage. 284E00 Oxygen sensor after catalytic converter, Nernst voltage, signal: Open circuit 290900 Air mass system: Measured air mass too high 188752 unknown 244C00 Charging pressure control: Charging pressure too low 188749 unknown 2E0600 Engine start, plausibility: Fuel pre-supply calculated air mass too high 257E00 -EGR controller, position sensor, signal: Interruption or short circuit to ground 255D00 -EGR controller, actuation: Interruption 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 with or without intake air conditioning very easily. 290A00 - Air system, air to EGR air mass flow plausibility: measured air mass compared to calculated air mass too high and high charging pressure control deviation Additionally, the customer may also state that from the engine compartment there is: Charge air hose monitoring in idle: Charge air hose fallen down: 290900. iyade46 Member: Posts: 448 The Earth's air masses move because the changes in air temperature also mean changes in air pressure and density. The ASCM sets the OBDII code when it detects that the measured air mass is below the threshold. By nondaobd2codes. Can anyone give me some info on the 2 fault codes on my 2016 1. 2AB500: Charging Pressure Sensor, Plausibility: Charging Pressure Too Low (Not Plausible In Relation To Pressure Before Turbine And Ambient Pressure) Could someone give me some more Sep 30, 2020 · To diagnose the P115D MINI code, it typically requires 1. The complete air mass sensor consists of a flow passage (“tube”), in which the intake air flows past the sensor unit itself. Measured air mass compared to calculated air mass too high. In this case, with a volume of 100 cubic meters and a density of 1. the air mass sensor measures more air than calculated by the engine control unit (6). a. Weather is the state of the atmosphere at a given place and time. While smoke-testing the crankcase, remove both wastegate vacuum hoses from the wastegate In fact, mass air flow (MAF) determined using the speed-density method was found to be more accurate than direct measurement by a mass air flow meter during transients in the work of Stotsky and Kolmanovski [37]. Check whether EGR valve is sticking, closes tightly and for fault code memory entries. This information is vital for the engine control unit (ECU Nov 7, 2021 · Check charge-air temperature sensor for plausibility (may indicate values that are too high, usually without fault entry). Oct 30, 2020 · Furthermore, the system efficiency change in Ref. iyade46 Member: Posts: 435 Threads: 279 Hello all, I noticed my fuel mpg's had gone down recently between fill ups. Weather is defined by factors such as temperature, rain, and wind. Anyone any insight into what should investigate? Thanks. Check intake ports and intake valves for sooting. AFE Magnum CAI - WITH OILED FILTER. 8 MB (adjusted to sea level), measured in Agata, Siberia, on December 31, 1968. . c. 0 to 4. Nov 16, 2021 · The diagnosis compares the calculated air mass with the air mass measured by the hot film air mass meter. Calculation: In this example, we want to calculate the air mass based on the given input values. So I have the following codes that came up : 290900 Air mass system: Measured air mass too high. I have an exhaust gas pressure sensor replaced at the tune of £137. A specialty amongst mass measurement methods is to quantify black carbon (BC) material mass concentrations. Hello, I have this 435d and I can't figure it out. 04. Before we get into the differences, we should go over the very basics of engine management so that those who are not at all familiar with these things are up to speed. Leaks in the air mass system: a. Apr 26, 2018 · BMW F30 320d N47 Engine. Sep 30, 2020 · The diagnostic function compares the air mass calculated from the model with the measured air mass. The following fault codes may be stored in the DDE: 24CE00 - Hot film air mass meter: Ratio of measured to calculated air mass too high 27F000 - Charge air hose monitoring in idle: Charge air hose fallen Jul 9, 2021 · P0103 - "Mass Air Flow Circuit High" P0104 - "Mass Air Flow Circuit Intermittent" Trouble codes P0171 System Too Lean (Bank 1) and P0174 System Too Lean (Bank 2) are also often caused by a bad or contaminated mass air flow sensor. 28D600 Air mass meter. 2 kg/Cubic Meter. Stored DTC's : 290900 : Air to EGR, air mass flow, plausibility. If the measured values have been reached, the air mass sensor is OK and another area must be investigated for the fault. The following fault codes may be stored in the DDE: 24CE00 - Hot film air mass meter - Ratio of measured to calculated air mass too high; 27F000 - Charge air hose monitoring in idle - Charge air hose fallen down; 290900 290900 - Air system, air to EGR air mass flow plausibility: Measured air mass compared to calculated air mass too high 290A00 - Air system, air to EGR air mass flow plausibility: measured air mass compared to calculated air mass too high and high charging pressure control deviation Additionally, the customer may also state that from the engine Jan 31, 2024 · A Mass Air Flow (MAF) sensor is a device used in the automotive industry to measure the amount of air entering the engine. 0 … . 51. Exhaust backpressure sensor before turbine faulty (in conjunction with the fault codes 27B900 and/or 4C83 and/or 28DE00 and/or 4990). 25F500: intake air temprature sensor signal. Group 003, EGR System test at idle, air mass value was 195 with EGR on and 445 with EGR off. Density: 1. Jan 3, 2022 · Lost power, measured air mass too low (no fault code, yet) I have a lost of power (almost 9s 0 to 100km/h) with an xDrive 40d. Feb 25, 2020 · When I got home I got it plugged in and the error code was (290900 AIR SYSTEM, AIR TO EGR MASS FLOW, PLAUSIBILITY MEASURED AIR MASS TOO HIGH) I did hear BMW recalled this problem and apparently, my car was recalled and sorted last February. An air mass occupies thousands of square miles of the Earth's surface. The vehicle demonstrates a power loss while driving, and illuminated malfunction indicator lamp (MIL). The Air Suspension Control Module (ASCM) monitors the Air Mass. Thanks for the reply, the car does about 17 miles to work in the morning and again on the way home, the 2016 330e M Package. May 1, 2023 · I have 2013 BMW X5 xdrive35i N55 engine. Measured air. Specifically, it means that the mass or volume air flow ‘A’ air mass is too high compared to the model. Air masses are born in a source region where they take on their characteristic temperature and moisture content. The pressure measures -7 inches of water (-17 millibar). PM1, PM2. Muffler Delete - 1st and 2nd silencers still there. Astazi dimineata am sters eroarea, am curatat senzorul MAP fiind cel mai accesibil: Am iesit cu masina, am mers aprox 30km fara check engine aprins, am oprit 10 minute iar cand am plecat check engine aprins din nou cu aceeasi eroare Nov 18, 2016 · During a burst of throttle up to the maximum governed speed, 3. 07-10-2022, 13:04 PM, Post: #1. 2) Restriction in the intake tracts (including air filter, swirl flaps, soot clogging of the intake and valves etc) 3) Bad turbo. Black carbon results can be correlated to emission sources Oct 7, 2020 · Sorry if this is in the wrong part of the forum. May 31, 2023 · 101F01 - Air mass system, plausibility: calculated air volumes in air intake system implausible. Nov 7, 2016 · BMW TSB SI B11 07 16. The highest barometric pressure on record was 1,083. Input: Volume: 100 Cubic Meter. 290A00: Air system, air to EGR air mass flow plausibility: measured air mass compared to. The mass standard of 1 kg is put on position 1 of the turntable, three test weights of 1 kg were put on the other three positions. d. 1 10-19-2020, 03:29 PM. Check charge-air temperature sensor for plausibility (may indicate values that are too high, usually without fault entry). The air mass sensor is, therefore, a key component in the air supply system and for emission control. Common air intake problems include: Air Filter Clogs — A clogged air filter restricts the airflow, affecting air mass measurement. I smoke tested Theses problems started when I put a new valve cover gasket, spark plugs . About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Aug 18, 2022 · 2016 BMW F30 320d [0. 25F200 Intake: Frequency too high. Got the 2D06 fault (air mass system) and the CEL, and thought it was the MAF sensor. 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 Mar 14, 2021 · Am verificat din nou cu ISTA erorile si a aparut doar Air mass system: Measured air mass too low. Exhaust gas recirculation bypass Flap faulty or cooler efficiency low. 18221. Manifold swirl valves that are stuck or don't open fully; Items that could could cause a false low Sep 30, 2020 · The diagnostic function compares the air mass calculated from the model with the measured air mass. so either calc airflow is too high or measured airflow is too low" Items that could cause false high calculated air flow: Restricted intake/cylinder head; Bad manifold pressure sensor. Just realized this morning there is a small puddle of oil around the oil cap, seems that its bads and oil leaks out. This way you remain legal for all intents and measured purposes. 118001 - Mixture control: Fuel-air mixture too lean. I replaced 3 Air Mass meters. Code P115D stands for Mass or Volume Air Flow 'A' Air Mass Too High Compared to Model. Followed ISTA steps to check for a melted intake manifold, melted tubes, frayed wires and everything looks OK.
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