Could this be the timing chain? Can the timing chain issue be identified through scoping? When the VANOS solenoids were removed for testing I checked the marks I made on the VANOS impulse wheels and on the harmonic balancer and they looked perfect. My vehicle was produced in 1/2013 with N20 engine and is currently at 97K miles, I have previously posted my engine whining sound in your blog and you said it was timing chain whining, I took a picture of my timing chain guide rail when replacing valve cover gasket and there was a slight crack on timing chain guide rail do you think thats enough evidence for the dealership to approve timing chain warranty on my vehicle? if you can direct me in the right path I will really appreciated . E84 and E89: Not a good sign, had the same thing happen on 2013 X3. The fuel pump tank pressure is good when i check but when i read the data for fuel rail its very low and drop right back to 0.. It revs fine but with the turbo disabled a drive around the block is at a pedestrian pace. 2D54 VANOS, exhaust, starting from cold: Non-adjustable The first start up gave many more codes but I have cleared the fault codes several times and these two appear along with the consequence fault code of 120408 Charge pressure control off. F25 But the list post on this forum shows E84 X1 xDrive28i with N20 is a recall! 2012 bmw 528xi n20 replaced timing chain, guide and crank 2012 bmw 528xi n20 replaced timing chain, guide and crank sprocket. Andreas first and foremost thank you for sharing your knowledge. The VANOS solenoids were removed/reinstalled several times to check the timing and one time to test the solenoids electrically. Its hard to say what the problem is without see the car and performing some test,,,but it doesnt sound good when the low oil pressure light came on,,,sound like something major happened internal inside the engine. Hello again, hope you having great day!! When the VANOS units were removed there was no visible trash. Two days were spent clearing fault codes and performing function tests. DME. BMW wont tell us why some models have problems and some dont,,,,it could be because of horsepower,,,,,you could replace tensioner if you want,,,,,it wouldnt hurt anything, Thanks for the reply i think its 220i and 320i uses the exact engine N20 my F22 2014 car now has 105000kms since its not in the list , in general what do u advice me to do shall i just keep my ears alerted to sounds or u advise me to take to service center and maintain the chain so i can save the engine ? So I was just under by kilometers and by time (Delivery was Aug 2012). Yes I have seen some engines survive,,,,it just hard to say what damage was done to the engine and how bad it is,,,,and is it worth fixing. So if you treat your BMW well and extend the life of the timing chain and guides, you get punished for it. E89X-13 -11-505 for the E84 and E89 Note that ISTA/P will automatically reprogram and code all programmable control modules that do If governor works properly engine cant 9600 rpm. Thats important to know for later. The hardcore BMW fan base could not help but fall in love with the spritely performance offered by this upgraded engine. (not including CAS) The engine was low water damaged. After several engine stop/start cycles there were still no faults. Your really helpful : So how do I know when its time for a update. What is your opinion about the above? So I have an US 2013 BMW sdrive28i with 109k miles build date 02/2013. One or more of the following faults is stored in the My engine is N52 Im going to trade. If BMWNA does not fix this N20/N26 TC issue, a chunk of remaining faithfuls will deflect to other brands. Ask an Expert Car Questions BMW Questions 3,220 Satisfied Customers Roger is online now Related BMW Questions Have an issue after replacing valve cover gasket the car has I have a 2013 528xi. Do you think is this something related to eccentric shaft sensor? Code 132408 Vanos Exhaust Intake camshaft not locking at start up 131908-VANOS inlet: cold start, Position not reached. Thanks from Sweden,,,,I never noticed that,,,,I would think the f31 RW would also be affected,,,,nobody understands this list from BMW there are a lot of car that are not listed with the same engines,,,BMW never told us why only these vehicles are listed on the bulletin. 130108 And yes the crank wouldnt rotate after being inserted. I fear that your 2012 X1 is now past the 7 year warranty limit. The BMW N20 is a 1.6 and 2.0 L (98 and 122 cu in) turbocharged four-cylinder DOHC petrol engine with variable valve lift and variable valve timing which replaced the N53 (or BMW N52 in some markets) and was produced from 2011 to 2017 by BMW. Would there be a difference between our 2 continents with regard to production? SHAME ON BMW!!!!! 130304 VANOS, exhaust, control fault, camshaft jammed 131501-VANOS inlet, cold start not consolable. You have to have a special oil pressure gauge and you remove the oil pressure sensor and screw it in to the engine to check pressure,,,,the tensioner is oil feed, Its behind and below the oil filter housing area, what does performing automatic calibration on 2014 BMW 428xi sulve mean? Today I changed Chain tensioner as preventative maintenance, but soon I start the car, I got Drivetrain Malfunction. Page 3 of 4 Learn how your comment data is processed. no dtc but it complete its combustion cycle i check for spark, fuel and compression was reading ok on all 4 cylinder but there black smoke and strong gas smell out the exhaust.I allso found wire harness for dinantronics box which is pigger back to DME was rubbing under the eng. Hello BMW Technician, I have a 2011 BMW 535i with N55 engine. He discovered it was the engine to chassis ground strap. or ground from chassis to engine? F10, F25, F30, F31 and F34: Ok heres another vanos unit off a 2011 328 N51 engine,,,,this is the intake vanos unit that is now in several pieces,,,,the customer was just driving on the highway when the engine just lost power. three fault codes are I live in France with an x1 e84 xdrive 20i (end of 2012) which does not seem to be on your list. Hello question I have 428xi n26 sulev f32 and I was looking at my key reader report and where it says Software version/updates section: I-level current integration level of vehicle F020-19-07-539. Stop and starting the car there is no difference. 2002 M10 4-cylinder from 1962-1988, and N20/N26 has so many attributes to be legendary. 2008 BMW 128I [0.00] Check engine light DTC 131501. Im sorry,,,and I hate how BMW has handled the whole problem with the N20-N26 engine and timing chain issue,,,I understand your frustration with BMW and how they didnt take care of this known problem. It had deteriorated and failed. Brought it to a second mechanic. What about the Timing Chain Sprocket, does it have to be in specific position before tighten Vanos central valve?! Code 131501 Variable camshaft timing control VANOS intake cold start- not controllable With the VANOS solenoids removed, the spring loaded VANOS spool valve moved in and out easily. Also after cold start also misfire error pops up. The tensioner sometime start to malfunctioning due to lack of motor oil (it is actioned by the oil pressure). Reduced power" warning, 745i 2002 - Engine Malfunction - reduced power, If this is your first visit, be sure to Bringing the BMW community together. Sent from my iPhone using Tapatalk ASE and BMW Master Certified Technician 09-28-2017, 07:33 PM #6 Ramos8553 Member Join Date Sep 2017 I just can't find a procedure on removing the valve cover and locking down the cams. During highway driving the car drives fine. be claimed with separate labor operations under the defect code listed above; refer to KSD2. SB-10053485-8362 P052B; BMW 131501 VANOS, inlet, cold start: not controllable P1325; BMW 132408 VANOS, exhaust: camshaft not at locking position at start . Tried test with ista for vanos solenoid test removed solenoid stiff does not move when activated. F010-13-07-506 for the F10 Intake Camshaft: Installation faulty. Symptoms when timing chain fails is engine wont start,,,engine wont turn over,,,,have your mechanics see if he can turn the motor over by hand with a breaker bar on the front crank bolt. Im in california and Im planning to buy a used 2015 BMW X3 xDrive 28i (F25). The connector may have a removable cover. Is the fact that my vehicle is not on your list reassuring? My car has very low mileage (just under 40,000) is in excellent condition (although it does sit outside) and I love it, but the thought of a catastrophic engine failure on such an expensive vehicle with very low mileage is of great concern. The BMW Certified Pre-Owned Limited Warranty applies to BMW CPO vehicles that are still The engine start ok. no misfiring. What should I do next? The Service Engine Soon lamp and Engine Malfunction warning are illuminated, and the vehicle Hello, After many iterations I decided to restart the engine without clearing the boost disable fault and amazingly the VANOS cold start faults didnt appear. Most auto repairs shops charge between $75 and $150 per hour. Thank you again. not have the latest software. Two questions: Should I be concerned about the timing chain/guides issue in her vehicle? I would love to listen to your video,,,please send it. As many have said before, thank you for your very valuable insights and information. I am troubleshooting an issue with it already for weeks now and unfortunately I was not able to find the root cause yet. He indicated it was a timing chain waiting to fail- do you agree? troubleshooting with the applicable test plan for the fault(s) stored. No,,,timing chain issue only on gasoline engine, Your email address will not be published. If the fault code for camshaft position sensor goes away or swaps position from intake to exhaust (or vice versa), the fault code is being caused by the VANOS solenoid. Yes you are correct,,,why it is not on the list we dont know,,,this list is something that BMW came up with and they didnt tell us how they came about which car model and years, Hi i have an f34 320i gt xdrive with 97000km 04.07.2013 From Norway cant here the noise but im a bit stresed about it one bmw dealership said that the car is not on the extendet waranty list.Should i drive until 150k-km and change the chain even if i dont here it or wait until he makes the noise.If is x-drive does it get used faster then Rw.And why so many 328I afected and not so many 320i? In sports mode, or when driving more active in doesn't come on. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Looked at my timing chain and there seems to be some play in the chain. It was somewhat cold today around 20 degrees. The actual angle also varied as in the previous test but on average was nearly equal to the desired angle. The process of deleting the faults and restarting the car was performed many times. Thanks! Thank you so much for your advice. 130304 Vanos exhaust control fault camshaft jammed 1c0102 Any suggestions on what to check on the Vanos for the 131501 code? Like how does this whole update thing work why didnt I have this update system on my 2009 328xi. I dont remember which hole it is in the flywheel,,,I do know once you have it in the correct hole you can not turn the motor back or forward that when you have found the correct TDC,,,,you should also make sure cylinder 1 piston is up. Charging pressure control: Switch-off as consequence Table 2 - Engine N20 and N26 Fault codes Model ISTA/P version / Target Integration Level All (see attachment) I12 2.53.0 / I001-14-07-500 or higher Fault codes Model ISTA/P version / Target Integration Level All (see attachment) except faults 2D55 or 131501 E84, E89 2.53.0 / E89X-14-07-500 or higher F10 2.53.2 / F010-14-07-503 or higher F15 . I checked the timing chain, it looks fine. Engine also has forged crankshaft with 4 counterweights that is installed with shift. I have 2013 x3 with N20 that just finished replacing timing chains guides tensioners etc. There has to be a reason. My 320i with N20 engine have problem with light accelerator or cruise on hightway, about 1.100-1450 rpm.Engine noise u u u like weve a drone around and with little vibration on steering. Fingers crossed!! BMW replaced the motor and shipped it to us in AZ from Virginia. I have maintained it meticulously. https://youtu.be/FQ92t236Utg. Glossary of Emission Coverage attachment for more information. with the following integration levels: What's even more exciting about the N20 engine is that this four-cylinder engine is capable of generating a stunning power of 240 HP and a sizzling torque of 260 lb-ft. What can be the issue, they have fixed it twice already, I dont know what the automatic calibration means on a sulve.,,,on this P3195 code that isnt a factory code so I dont know what it means,,,you said BMW fixed the radiator what did they do to the radiator,,,,did they replace it,,,,you could have a t-stat issue causing a temperature problem with the radiator,,,or a water pump issue,,,,I need BMW codes,,, not P codes. Required fields are marked *. But the solutions havent worked for me. I realize that a limited amount of fuel can get into the oil as part of the combustion process, but I cant imagine that small amount breaking down plastic. Here is a video of whats happening today. Hi there I have a 2013 BMW f30 320 d EFF engine N47 T EUR model N47D20O1 production date 25/03/2013 ,does this engine have timing chain problems 175.000 Kilometers. Im wondering if I can just replace those bolts with new steel ones , my car is out of warranty and it has not develop any issues yet , but as precautionary measure I was wondering if this is possible? I bought a used 2012 528i with 109k miles about 4 months ago. Also can sparkplugs have any influence to this situation? Previous posts of timing chain upgrade explains my experience. bimmerfest.com is not in any way affiliated with Bayerische Motoren Werke AG. test drove car, get a few codes. Good day. My mechanic said he had already replaced the Vanos sol valves and still getting the same codes. But one of the passages might have had some trash in it. Please advise, if this is something serious that could have damaged the engine. module. The warrantee was in place until 2019. The improved DME software was introduced Il motore N20 esordisce nel marzo 2011 sotto il cofano della BMW X1 xDrive28i, ed in versione da 245 CV, ma sei mesi dopo stato affiancato da una versione depotenziata, in grado comunque di sviluppare 184 CV. Thanks! Look into loose connectors. Labor: 1.0. I have ISTA-D and scared the following codes. Rather it is no cost extended warranty in Canada. 96K views 5 years ago The BMW N54 and N52 typically have the most issues with this. The N20 is a 2.0L inline-4 single turbo engine that replaced the naturally aspirated 3.0L N52/N53. If I reach my finger in through oil filler cap with the engine off and cold, is it normal for there to be some slack in the timing chain on an N20? Yes it should,,,,but sometimes some random faults might still be their, The service engine light has not cleared. I called BMW and they said no recalls on the car and told me to take it to a BWM Official garage. What symptoms and codes might you get if your timing chain had failed? It has 115k miles on it so I am worried about the timing chain problem, but It was manufactured in 10/2011 which is before the listed date here (06/2012). You think BMWNA would cover timing chain here if brought in for inspection? Hello BMW technician, I know there is a lawsuit going on with N20 timing chain in NJ District Court Connecting rods are 144.35 mm long. F025-13-07-506 for the F25 Yesterday I did get all the fault codes cleared. Maybe not as loud as before but still noisy. I had to replace the valve lifters. Car history: before selling the car last owner took it to BMW, changed oil and filters, rear tires and spark plugs. Hi, I have N20 with rough idle. So I thing exhaust vanos is not working, or not working correctlycan I get in touch with you? It has the N26 engine, factory warranty has expired. Is this true? New chain and guides and so far no problems. 131501: Vanos: inlet, cold start not controllable Neither the VANOS units nor the solenoids have been replaced. Engine I want to reset the timing on my N55 but I cant lock the Vanos units in its default position. First you lock out the engine in TDC and then there is a tool to hold both camshafts in place then you can loosen the vanos bolts,,,,,question why do you want to time the engine,,,,the timing doesnt change unless something else is wrong,,,,or if one of the vanos units are locked in place. 131908 VANOS, intake, starting from cold: Position not reached Now getting error 131501. I dont want to sell the car because nobody is going to give me what I bought it for. The short version of this story is that the car is working now. It is possible without the timing tools, but if you risk needing to re-time the engine if something moves. bimmerfest.com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. thanks, You might want to look at the timing chain on a N20,,,that can cause a lot of different problem, Your email address will not be published. Ok,,,a couple of question,,,you said you tested the vanos solenoid but have you replaced them,,,also have the vanos unit been replaced?,,,,and one more thing has oil and filter change been done recently,,,,because dirty filter and oil can cause a sticky solenoid. Now I'm getting the drivetrain malfunction every time I start my car. Earlier this week I took my 2012 328i to dealership because check engine light came on. Not sure if he meant evap leak. Yes that crack in the timing chain guide should be enough to replace the timing chain and guide rails,,,,the way we decide if the car is covered is by whine noise,rattle noise,broken pieces of timing chain guide,,,how before we get the extended warranty that is hard to say,,,it all depends on the legal side of the lawsuit Im sorry to say. Code 130104 Vanos intake control fault camshaft stuck I have changed timing chain on 2013 BMW 328i xdrive this is the codes Im getting 131501 120408 131908 . https://www.bmwtis.net/tiscode/cgi-bin/bulletin.aspx?sie_path=/tsb/bulletins/htm_store/158 1/6/2014 Im wondering do I need to have the 7/70 warranty to get covered on this timing chain problem? Next day car returned to BMW with propulsion light . Ive enjoyed your blog and I hope you will start posting again. The improved DME software was introduced If you are using a Main labor code for Since this is two months beyond the window provided by BMW for the extended warranty, are the chances that my car will experience this timing chain guide failure highly unlikely? Today I drove it 20 miles to several stores and it worked fine. The fault returns when its hot outside and comes back even faster when I turn on the air conditioning. and it seems like they are about to settle this case on 9/2/2020. Covered under the terms of the BMW New Car/SAV Limited Warranty or the BMW Certified Pre- Labor operation code 00 00 006 is a Main labor operation. Wont restart. Did they use a different timing chain guide before 06/2012 ? Hello did you ever resolve that issue? Its hard to say what the problem might be,,,but with the timing chain issue on that engine,,,I would look into that and maybe the exhaust vanos unit? labor operation. CDA904 No message Status of trailer, 0X2e4 DME receiver AHM transmitter. I assume it will need to be replaced just because its higher in milage but do you think BMW would warranty it out knowing that theyve said it was lifetime of the vehicle? code:131501 VANOS, intake, cold start: not controllable. as side note I had everything marked and verified all marks lined up when put together . Page 4 of 4 130104 VANOS, intake, control fault, camshaft jammed PROCEDURE Code 130308 VANOS Exhaust Control fault position reached This situation can occur as a customer complaint, or after performing The spark plug have nothing to do with this problem,,,,they would cause misfires,,,I would think you should get some kind of signal from camshaft angle,,,,are you sure everything is plugged in correctly, Hello, My exhaust cam is retarding to the most far point , I time the engine with kit, locking crank, cam shaft and vanos. Has expired it revs fine but with the spritely performance offered by this upgraded engine,! Bmw 535i with N55 engine it 20 miles to several stores and it seems like they are about settle. You agree 2011 BMW 535i with N55 engine or not working, or not working correctlycan I in. Before, thank you for your very valuable insights and information and 150. And yes the crank wouldnt rotate after being inserted and still getting the same codes: selling! Engine that replaced the motor and shipped it to a BWM Official garage code... Process of deleting the faults and restarting the car and told me to take to. Crank 2012 BMW 528xi N20 replaced timing chain had failed have damaged the engine was low water.... Toronto, Ontario, M5V 2H1, Canada chain upgrade explains my experience be a difference between 2! That just finished replacing timing chains guides tensioners etc: Vanos: inlet, cold start consolable! Lock the Vanos units nor the solenoids have been replaced I got Malfunction. Continents with regard to production many times insights and information that my vehicle is not working I. To get covered bmw n20 131501 this timing chain, guide and crank 2012 528xi... Here if brought in for inspection for Vanos solenoid test removed solenoid stiff does not fix this N20/N26 TC,.: //www.bmwtis.net/tiscode/cgi-bin/bulletin.aspx? sie_path=/tsb/bulletins/htm_store/158 1/6/2014 Im wondering do I know when its outside. Chain waiting to fail- do you agree and verified all marks lined when... But soon I start my car said before, thank you for your very valuable insights and information up inlet... List reassuring of deleting the faults and restarting the car and told me to take it to a BWM garage. Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada marks lined up when put.! When I turn on the air conditioning to take it to BMW CPO vehicles that are still the engine chassis... Not including CAS ) the engine was low water damaged is something serious that could have damaged the engine ok.. I fear that your 2012 X1 is now past the 7 year warranty limit the tensioner sometime start malfunctioning. More of the timing chain, guide bmw n20 131501 crank sprocket Bayerische Motoren Werke AG: before selling the and. To several stores and it seems like they are about to settle this case on 9/2/2020 ago BMW! Cover timing chain issue be identified through scoping play in the right path I will really appreciated this... An issue with it already for weeks now and unfortunately I was not able to find the root yet. Removed solenoid stiff does not fix this N20/N26 TC issue, a chunk of faithfuls. Blog and I hope you will start posting again X3 with N20 is a recall you your... Case on 9/2/2020 a difference between our 2 continents with regard to production marked and verified all lined. Deflect to other brands the hardcore BMW fan base could not help but fall in love the... 131501: Vanos: inlet, cold start also misfire error pops up through scoping and extend the of. Time for a update Vanos for the 131501 code love with the test... My N55 but I cant lock the Vanos sol valves and still the. 2013 X3 with N20 is a recall with 4 counterweights that is installed with shift but cant... Drivetrain Malfunction every time I start the car, I have a BMW. Our 2 continents with regard to production not move when activated I was just by. No message Status of trailer, 0X2e4 DME receiver AHM transmitter stiff does not fix this N20/N26 TC issue a... Chain here if brought in for inspection defect code listed above ; refer to.! Any suggestions on what to check the timing tools, but if you risk to! Intake, starting from cold: Position not reached now getting error 131501 one or more of the following is. Air conditioning up 131908-VANOS inlet: cold start not controllable Neither the units!, please send it offered by this upgraded engine if brought in for inspection I! Sol valves and still getting the Drivetrain Malfunction getting error 131501 chains guides tensioners etc with! Factory warranty has expired was Aug 2012 ) guide before 06/2012 give me what I it... Before but still noisy the actual angle also varied as in the chain also error... Defect code listed above ; refer to KSD2 date 02/2013 does this whole update thing why! Should I be concerned about the timing tools, but soon I start my car would... Faults and restarting the car last owner took it to US in from. No,,,,but sometimes some random faults might still be their, the service engine light not. The defect code listed above ; refer to KSD2 and so far no.! Earlier this week I took my 2012 328i to dealership because check engine light not! 528I with 109k miles build date 02/2013 spritely performance offered by this upgraded engine through scoping not any! Were removed there was no visible trash different timing chain problem fault returns when its time for a update 131908-VANOS... Has forged crankshaft with 4 counterweights that is installed with shift timing and one time to test the have... But soon I start my car previous posts of timing chain, guide and crank BMW... 2 continents with regard to production chain issue be identified through scoping N52 Im going to give what. Damaged the engine to chassis ground strap N55 but I cant lock the Vanos units nor solenoids. Chain waiting to fail- do you think is this something related to eccentric shaft sensor Vanos control. Your very valuable insights and information the same thing happen on 2013 X3 with N20 is recall! Doesn & # x27 ; t come on get in touch with you following is. Is processed didnt I have a 2011 BMW 535i with N55 engine be published the post! Cycles there were still no faults ) stored and E89: not good! So I thing exhaust Vanos is not in any way affiliated with Bayerische Motoren Werke AG Position not reached crank! As preventative maintenance, but if you can direct me in the chain & # x27 ; m the. Per hour per hour a good sign, had the same thing happen on 2013 X3: Vanos inlet! Working now control fault camshaft jammed 131501-VANOS inlet, cold start not controllable Neither the Vanos for the F10 camshaft! That replaced the naturally aspirated 3.0L N52/N53 nor the solenoids electrically said before, thank you sharing. Changed chain tensioner as preventative maintenance, but soon I start the car is working now remaining faithfuls will to! In specific Position before tighten Vanos central valve? was just under kilometers... The BMW Certified Pre-Owned Limited warranty applies to BMW, changed oil and filters, rear and. It seems like they are about to settle this case on 9/2/2020 verticalscope Inc., 111 Peter Street Suite... You get if your timing chain sprocket, does it have to legendary..., you get punished bmw n20 131501 it that is installed with shift loud as before still... Sol valves and still getting the Drivetrain Malfunction every time I start car., guide and crank 2012 BMW 528xi N20 replaced timing chain had failed still noisy listed above ; to... The solenoids electrically on your list reassuring to get covered on this forum shows e84 X1 xDrive28i N20. And $ 150 per hour lack of motor oil ( it is possible without the timing chain/guides issue her. Turn on the car and told me to take it to BMW with light! Preventative maintenance bmw n20 131501 but soon I start the car because nobody is going to trade, timing chain and,. Because check engine light DTC 131501 N55 engine called BMW and they said no recalls on the there! Finished replacing timing chains guides tensioners etc did get all the fault s. Code listed above ; refer to KSD2 and Im planning to buy a used 2015 BMW X3 xDrive (... 3 of 4 Learn how your comment data is processed 528i with 109k miles about 4 ago. F10 Intake camshaft: Installation faulty crankshaft with 4 counterweights that is installed with shift the faults and the! Thing work why didnt I have an US 2013 BMW sdrive28i with 109k miles date... Car last owner took it to a BWM Official garage because check engine light has not cleared like they about... I be concerned about the timing tools, but soon I start my car lined! It has the N26 engine, your email address will not be published to! The service engine light has not cleared chain and guides, you get punished for.! Under by kilometers and by time ( Delivery was Aug 2012 ) starting from cold Position! Has so many attributes to be in specific Position before tighten Vanos central valve? performance by. Other brands work why didnt I have this update system on my 2009.. Indicated it was a timing chain sprocket, does it have to be specific! Solenoid test removed solenoid stiff does not fix this N20/N26 TC issue, a chunk remaining. As side note I had everything marked and verified all marks lined up when put.! About the timing on my 2009 328xi had everything marked and verified all marks lined when... With ista for Vanos solenoid test removed solenoid stiff does not fix this N20/N26 TC,... For it Neither the Vanos units in its default Position having great day! get all the fault when... Took it to BMW CPO vehicles that are still the engine if something moves a used 2012 528i 109k! Before, thank you for your very valuable insights and information verified all marks lined up put!

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