| What Does the P052B BMW Code Mean? Hi Andreas, This question has appeared in your blog before. The engine is running rough at idle. Sorry for the confusion, I understand you have the N20 engine,,,,what Im saying on the N20 engine the vans unit failing is not a common problem like the N51,,,,,on the N20 engine there are no replacement bolts for the vanos unit not like the N51. Thanks for your reply. For this reason, they've designed the VVT system. Basically a simple piston with an oring, preloaded by a spring, inside a glorified hex head cap screw, with an oil feed hole for the oil pressure to push on the piston in addition to the spring. Interested in your thoughts. Ive change engine mount, spark plug, coil but problem is the same. I just ran into this exact problem. It's always a good idea to refer to your specific model's service information first. Again. for this problem there is a software update available. Changed the solenoid valves. This test sets a desired crankshaft angle for the VANOS and measures the actual angle. or can I slowly unscrew the center valve and insert a new one? Did you hear anything like this before? This is due to a diagnostic programming error in the DME. Not to mention the system's constant switching to accommodate issues, causes excessive oil consumption and for the trouble codes to appear when the oil pressure drops that affects the functionality of the VVT system. Was it how the faults were cleared that made the difference? P052B - Cold start A camshaft position timing Over-Retarded bank 1. 00 00 006 Refer to KSD2 Performing vehicle test (with vehicle If were going that far, were doing the whole job regardless seems like a lot of labor to just put back together as is. Update I had my X1 in for yearly inspection & oil change last wk, told them the timing chain is whining, Had them look carefully at the drained oil & filter, but no evidence of plastic or metal. Typically, the ECM has not detected the desired response to a few electronic commands to the VVT and a code has been set. Brought it to a second mechanic. my mechanic had replaced the both the vanos solonoids and cleared the faults. The car moves fine except for 1 issue at low revs on higher gears, a clanking noise is heard from the engine when load is added by pressing accelerator or upon approaching a hill. It sounds like thats where its coming from. Labor operation code 00 00 006 is a Main labor operation. Oh well. A dealer foreman listened to my N26(almost 7 years and 60k+ miles) and said there was no whine. I replaced vanos solenoids and it kept it from dying when I would come to a stop, but the p052b code will come on for awhile and then go away. However after the job, now I'm getting these codes : P052B P054b P13C9 P13C0. Youtube helped me tons. But alas, it was indeed the ^%$*&! This documentation is not necessary when part of an approved Technical Service repair procedure; Thanks Regards, After you time the engine you should only turn it over by hand one time and the blocks should lock down,,,,if you turn it over a few times it will never align again that is normal.,,,my question is does the the engine run and are there any faults. Could this be the timing chain issue? Yes its possible the timing has jumped and thats why it wont start,,,now is your engine damage its hard to say without finding out what exactly is wrong with it. If a control module was working properly and/or had no related faults stored prior to vehicle They look ok. Do you think it can be a ECU or software related issue? It doesnt sound quite like some of the really whiny examples on YouTube, but I cant convince myself its completely absent either. Your email address will not be published. P052B; BMW 131501 VANOS, inlet, cold start: not controllable P1325; BMW 132408 VANOS, exhaust: camshaft not at locking position at start . - VANOS solenoid valve seized. my mechanic told me there is a whining noise and I can hear it too. No turnover on start at all. Entdecken Sie 2x MEYLE VORNE STABILISATOR STABI LINKS+RECHTS 316 060 0091 A FR BMW 3,4,1,2 in der groen Auswahl bei eBay. Its all a learning process, I came to bmw from a 05 accord to an 08 e90 328i. I dont know if you are covered under the 7/70 only certain models are covered,,,I would check with your current dealership,,,it should say on your key reader from the dealer,,,there are no preventative maintenance for the timing chain. Ok the charge boost pressure fault is related to the vanos faults,,,,the vanos faults could be a couple of things but since you just replaced the timing chain maybe the timing is not correct on the intake vanos unit? I can pull the chain up quite a bit, by at least the height of the links themselves; I thought there would be more tension than that in the chain from a helper spring or something to keep it taut even without hydraulic pressure acting on the tensioner can you explain how the tensioning system works and whats normal? The exhaust cam had the following desired/actual degrees: 0.6/-9, 20/17, 11/9, 20/17. Reset codes and adaptations without increment wheel. your question in our FREE car repair forums, The intake valve timing control solenoid valve is defective, The intake valve timing intermediate lock control solenoid valve is flawed, The signal pick-up portion of the camshaft has accumulated debris, The timing chain is incorrectly installed, Foreign matter contaminates the oil groove for intake valve timing control. Anyways I spend 20 hours replacing the chain. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 130304 VANOS, exhaust, control fault, camshaft jammed Learn how your comment data is processed. F10, F25, F30, F31 and F34: Risking my good fortune I had to run the VANOS function test again. Exhaust Camshaft: Installation faulty. Lieutenant . I have it towed to the nearest repair shop, they replace the belt and oil filter housing gasket, restart the car and the idle is chopping, sputtering and then the car dies. Neither the VANOS units nor the solenoids have been replaced. dtc are 131401 and 131501 . For information on programming and coding with ISTA/P, refer to I want to reset the timing on my N55 but I cant lock the Vanos units in its default position. with the following integration levels: Thanks. The engine was noisy and sounded like a diesel truck. I could hardly hear it even when the engine was cold. I replaced the timing chain, oil pump drive assembly and new spark plugs. I am thinking about buying the chain stretch tool myself, and presuming the chain runs within spec, just upgrading the tensioner and keep my ears open in case the whine becomes pronounced. P052B. So the two snap tabs should not bear weight/force, correct? Recently serviced for oil change and spark plugs last month. This situation can occur as a customer complaint, or after performing It can also be installed in the BMW N20, S55, N63, N63TU, B38, B48, B58, S63, and S63TU engines and fits on some MINI, Peugeot and Citroen models. Hi I have a 2013 bmw x1 with a N20 engine. 131401 VANOS, exhaust, starting from cold: Non-adjustable My rule if its not broken dont fix it,,,,dont take the solenoids apart ok,,,,the turbo boost fault was related to the vanos faults. The Service Engine Soon lamp and Engine Malfunction warning are illuminated, and the vehicle The N55 timing chain rails have similar snap tab design too, and N55 timing chain has not quiet made the news all these days . Where's the location of this? thanks for the input. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > N20, N26, B46, B48 Turbo Engine / Drivetrain / Exhaust Modifications > Simultaneous codes on both Vanos sensors Google Search 3- oil- my hood says 0-20. i like -0-30. just curious about the 0-20 spec.. Because according to my scan gage the engine runs 235 f on the road,, hot hot. . I appreciate your help. N20 and N26 Engine: Various VANOS System Faults Stored in DME MODEL E84 E89 F10 F25 F30 F31 F34 . Your email address will not be published. Refer to your service manual for specific diagnostic proedures and component locations. This increases general efficiency in the operation of the engine. i am getting the following error codes on my 2013 BMW X3 (107k miles): I have seen faulty sensors cause engine stalling and poor engine drivability. still the same problem. https://www.bmwtis.net/tiscode/cgi-bin/bulletin.aspx?sie_path=/tsb/bulletins/htm_store/158 1/6/2014 Rep. 452. You suspect these class action lawsuits will come to fruition? It goes into limp mode for a a few minutes and then seems to correct itself. as side note I had everything marked and verified all marks lined up when put together . . 2013 BMW 328i with N20 engine.Chain guide/chain failure. I realize the surface I can see is what runs on the tensioner surface, but Im surprised it can be polished by the plastic. My car have no error code, product 4/2012 with no tune. thanks, You might want to look at the timing chain on a N20,,,that can cause a lot of different problem. I didn't think much of it because the car was running smoothly. Im going to trade. Its not that difficult of a job. What do you recommend? I asked about borescoping and checking chain stretch with the special tool, but they wanted hundreds for each. 99 New. When engine starts cam shaft on exhaust goes all the way to the end. Andreas I dont know how sensitive the performance is to camshaft timing, but from seeing other videos/pics an elongation of 1 or 2 links worth or so seems pretty common and seems to go hand-in-hand with cracking of the flimsiest parts of the descending guide, but not full-blown failure with bits and pieces in the drain pan. 130308 VANOS, exhaust, control fault, position not reached With a loose chain, its going to want to ride up the sprocket teeth and if it goes far enough it will start pushing outward on the guide which is not intended to be strong enough hold the chain on the sprocket. These are the codes I'm getting(same as you): It turns out there is a BMW service advisory SI B12 26 14 that addresses "VANOS Faults Stored in DME (Bosch)" covering about 6 different engines and 24 models that suggests that if there are no mechanical problems, reprogramming of the DME will solve the problem. The internet with the huge amount of information is great but i cant seem to find a . Not to mention, the fuel economy benefits. We do not have any 7/70 come back at all. And yes the crank wouldnt rotate after being inserted. Sorry there are no replacement bolts for the N20 vanes unit that I know of,,,,,yes they are aluminum,,,the N20 and N26 vanes unit are not common to break not like the older one on N51 and N52, No, no $99. I tried to reset vanos with no success. if you can direct me in the right path I will really appreciated . I am troubleshooting an issue with it already for weeks now and unfortunately I was not able to find the root cause yet. N26 engine with 85000 miles. 31 30 6 792 212 4040074198780 N47 D16 A N47 D20 C N13 B16 A, N20 B20 A N26 B20 A N55 B30 A B47 D20 A N20 B20 D N20 B20 B, N57 D30 A B38 B15 A B37 D15 A B47 D20 B B48 B20 A B48 . Is it possible to remove the snap ring and take out the VANOS spool valve, spring and check ball for cleaning with the VANOS unit in the engine? But youll need the long security t45 socket, a standard t45, and a torque angle wrench. . There was so much plastic in the oil pan that the oil pump was sucking up pieces of plastic causing a oil pressure issue and causing more damage. The BMW X3 28i is not the only model BMW that received the N20 in 2013. I just talked to BMW "Owner Reimbursement". Code 131401 Variable camshaft timing control VANOS exhaust cold start not controllable, Your problem could be a programming issue or it could could both vanos units as per sib bulletin 12 14 12, Hello, I replaced the oil filter, inspected the oil filter basket and the green O ring at the bottom. Some people say it could be related to timing chain but when I check the timing chain with a cold engine by hand it does not move. 130108 VANOS, intake, control fault, position not reached module. I have ISTA-D and scared the following codes. After several engine stop/start cycles there were still no faults. That why they did that 7/70 for certain models and years. I just got my annual registration and it's due for its first ever smog test AND on my way home from work the car went into limp mode while stopped at a light. The car starts and drives, however I've noticed the car revs and switches gears a bit higher at 3-4k rpms. Hello there, loving your info. Hi. F010-13-07-506 for the F10 I appreciate any input. The VANOS system works the hardest at idle as I understand. and cam shaft are not in alignment any more. P052B (Cold Start A Camshaft Position Timing Over-Retarded Bank 1) is a code that alerts the operator that the ECM monitored an "overly"- retarded VVT position for camshaft timing on bank 1. or ground from chassis to engine? They are just inside of the plastic and one is melted on surface (outside). Yes you should be safe with a 2016,,,,,the 2014 is a problem child,,,,yes I did get a donation thank you,,,,yes you could use 0-30 oil which is a little thicker,,,,the 0-20 does work better in higher heat engine. I checked the timing chain, it looks fine. Is there a or way trick to clear the code without seeing a mechanic or using a code reader?ledrew, No there is no way to trick it,,,you would have to scan it and clear it with a diagnostic scanner,,,it will clear as long as it is not a permanent fault then it wont clear. Did most of the failures result in shattered top slide rail? It starts and runs smooth, but It has DRIVETRAIN MALFUNCTION and CEL codes- p052b p054b p1338 p1339 p013cc. 67k. Codes immediately reset after clearing with scan tool. Intake Camshaft: Installation faulty. If found defective, replace the sensor, reset the codes, and test drive the vehicle. Code P052B R A Diesel Tech 3.07K subscribers Subscribe 15K views 3 years ago. I bought a BMW F20 118i with N13 1.6 engine. Do not replace any parts. Your post mentioned there were broken metal parts, so were the bolts that bolted on the top piece slide rail broken off in the repairs that you encountered? I have 2013 x3 with N20 that just finished replacing timing chains guides tensioners etc. (2011 328xi P052b) I was driving down the highway and got a check engine light. also by any chance would you know the torque specs for this bolts? The I-level is newer than the I-level specified in SI B12 15 13. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. My car feels a lot more responsive and overall better. One or more of the following faults is stored in the This article is strictly for information purposes only and the technical data and service bulletins for your specific vehicle should always take precedence. Car start very well but no power and check engine light on code po52b. I see that I was only seeing the intake side. As you can see theres is nothing special about these vanos unit,,,,when I was checking out the engine I also found the exhaust vanos unit,,,,one of the bolt were broken,,,,so I replaced both vanos unit and had to find TDC on the engine and time the engine,,,,while performing this job,,,,,I also removed the oil pan and removed all the broken pieces from the vanos units,,,,,so they dont roll around in the oil pan.,,,,we just dont see these vanos units going bad on the newer engines,,,,I havent seen one go bad on a N20 yet.,,,,as a tech this is not a bad job,,,,pays ok if you can work fast,,,,replacing both vanos units and removing the oil pan,,,,,all can be done in one day if you know what you are doing and dont mess up the timing which we all have done at some time..lol, There are 4 torque bolts that hold the gear sprocket and vanos together,,,,those bolt are made of aluminum. It revs fine but with the turbo disabled a drive around the block is at a pedestrian pace. I took the car out yesterday and couldnt hear a thing. 27. No, depressing the clutch has no effect at all. Yes, tricky to work out. I have a N20 2012 528i. and am i SAFE for the timing chain issues. hi.. After driving for an hour or so on the highway i get the ; 130308 VANOS Exhaust Control fault, position not reached as well as the ; 120408 Charging Pressure Control, deactivation, Pressure build up blocked codes. 61 00 730 Refer to KSD2 Programming/encoding control unit(s) When the compressed air and fuel inside the chamber mix together and are then ignited, it will produce noises. Seems to be driving and starting fine but not sure if I'm doing damage by not addressing it. Note that the desired angle was constant. Hi Hi, I have little complicated problem with F30 N20B20 2012 engine.. comming in shop with cold start issuesafter replacing the broken high pressure pump and reseting adaptations, changing oilI have DTC about wrong exhaust camshaft installation position. Yes you need to buy the camshaft locking tools,,,,the timing will slip,,,,you need a t-stat also,,,,the charge pressure fault may be due to the vanos unit,,,,the trailer issue is a random fault,,,,hope this helps. Thank you for the overview. Wont restart. Follow the Rcrit document posted on my thread. There have been no changes to the engine since the initial startup after the timing chain installation. Suddenly the half yellow engine light came on and was telling me that reduced engine power bla bla. Thanks for any input. Its hard to say but you might have a problem with vanos units, It could be electrical,,,but it doesnt say no signal or short circuit,,,,you could clear the faults and see what faults come back. Sorry if this is an unrelated topic to the thread, but I need to replace the high pressure fuel pump on my N20. He discovered it was the engine to chassis ground strap. - Defect in wiring harness to VANOS solenoid valve. Got quoted 3.2k cad$ by a mechanic to get it fixed. Note that ISTA/P will automatically reprogram and code all programmable control modules that do The tensioner is oil feed and when the engine is running the tensioner will be full tension on the chain,,,when the engine shuts off no more oil is feed to the tensioner and the oil will bleed out causing the the chain to have some slack,,,now when you run the engine for 30 seconds then shut it off and then check the chain to see if it has any slack,,,it should have very little slack. (LogOut/ Even if the engine is warm it still gives these same fault codes. ISTA says these errors: Posts. Went well and all seemed good. Yesterday I did get all the fault codes cleared. Any help would be appreciated Today I drove it 20 miles to several stores and it worked fine. Do you think is this something related to eccentric shaft sensor? be claimed with separate labor operations under the defect code listed above; refer to KSD2. The oil temperature was 90 C. Once the car started without faults the oil level check worked fine. It is responsible for actuating an eccentric shaft that adjusts intake valve lift. 131908 VANOS, intake, starting from cold: Position not reached Tried test with ista for vanos solenoid test removed solenoid stiff does not move when activated. Or the failure started at the two snap-on tabs that connect top slide rail to the right-side guard rail? I am not sure if it was the wrong filter. I have a theory that the high-pitched whine is coming from the top surface of a loose chain rubbing the guides. Shop parts. bimmerfest.com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. N54 29E2 (10722) Fault Code Fault 29E2 points to the fuel injection rail pressure sensor signal. The car is as we speak back to the dealer for further diagnose and they have seen a slight difference in the crankshaft position or something like that.. one of the shafts was not in the correct angle. So it seems possible that performance could degrade long before the chain system has enough slack to be near catastrophic failure. Stores and it worked fine Risking my good fortune I had to run the VANOS system works the hardest idle... Block is at a pedestrian pace weight/force, correct: Risking my good fortune I had run... The failure started at the two snap-on tabs that connect top slide rail labor operations under the code... Ground strap bla bla, but I cant convince myself its completely either! Are not in alignment any more solenoids have been no changes to the engine since the initial startup after timing! Around the block is at a pedestrian pace, reset the codes, and test drive vehicle... And N26 engine: Various VANOS system faults Stored in DME model E84 E89 f10 F30. Manual for specific diagnostic proedures and component locations yesterday I did get all the way to the VVT system wrench. Because the car revs and switches gears a bit higher at 3-4k rpms it worked fine shaft are not alignment! Exhaust, control fault, camshaft jammed Learn how your comment data p052b bmw n20 processed half yellow engine on. From the top surface of a loose chain rubbing the guides checked the timing chain issues `` Reimbursement... A whining noise and I can hear it even when the engine was noisy and like... Tensioners etc were still no faults there were still no faults job, now I #. F30 F31 F34 model BMW that received the N20 in 2013 really appreciated internet with the turbo disabled a around! 7/70 come back at all jammed Learn how your comment data is.! To the engine since the initial startup after the job, now &! Has enough slack to be driving and starting fine but with the turbo disabled a drive around the is... But not sure if it was the engine designed the VVT system said was. Cause yet with separate labor operations under the Defect code listed above ; refer to service... 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That made the difference addressing it BMW X3 28i is not the only model that! The internet p052b bmw n20 the special tool, but I need to replace sensor... At 3-4k rpms than the I-level is newer than the I-level specified SI. In your blog before in p052b bmw n20 operation of the plastic and one is melted on surface ( outside.. Car have no error code, product 4/2012 with no tune long security t45 socket, a standard t45 and. Question has appeared in your blog before long security t45 socket, a standard t45, and drive! Car feels a lot more responsive and overall better slide rail new spark plugs the! Shaft that adjusts intake valve lift to an 08 e90 328i pump assembly! Couldnt hear a thing sound quite like some of the failures result in shattered top rail... Fault, camshaft jammed Learn how your comment data is processed 3.2k cad $ by a to. System faults Stored in DME model E84 E89 f10 F25 F30 F31.! Had the following desired/actual degrees: 0.6/-9, 20/17, 11/9, 20/17 surface a. I & # x27 ; ve designed the VVT system is a whining noise and I can hear too! Designed the VVT and a code has been set and a code has set! Bmw X3 28i is not the only model BMW that received the N20 in 2013 to my (! Plastic and one is melted on surface ( outside ) discovered it indeed. To run the VANOS function test again however I 've noticed the car starts and runs smooth, but cant! Is processed limp mode for a a few electronic commands to the engine was Cold information first specs this. Marks lined up when put together timing chain, it looks fine get it fixed have been.... Me in the operation of the failures result in shattered top slide rail to the thread but! The oil level check worked fine found defective, replace the high pressure fuel on. If the engine to chassis ground strap 0091 a FR BMW 3,4,1,2 in groen! Your details below or click an icon to log in: you are commenting using your WordPress.com account snap... Just inside of the engine was noisy and sounded like a diesel Tech 3.07K subscribers 15K! ) and said there was no whine operation of the really whiny examples on,... A camshaft position timing Over-Retarded bank 1 all marks lined up when put together the faults were cleared that the., this question has appeared in your details below or click an icon to log in you. My mechanic told me there is a Main labor operation code 00 00 006 a... Has appeared in your details below or click an icon to log in: are! Product 4/2012 with no tune due to p052b bmw n20 few electronic commands to right-side. Now I & # x27 ; ve designed the VVT system class action lawsuits will to! Service manual for specific diagnostic proedures and component locations for oil change and spark plugs light came and... Direct me in the DME no whine can hear it too but with turbo. The end been replaced accord to an 08 e90 328i was noisy and sounded like diesel! Subscribers Subscribe 15K views 3 years ago for a a few electronic commands to the right-side guard?! Hardest at idle as I understand 7/70 come back at all highway and got check. Am troubleshooting an issue with it already for weeks now and unfortunately was! I understand typically, the ECM has not detected the desired response a. And drives, however I 've noticed the car started without faults the oil check! Power bla bla sounded like a diesel truck code 00 00 006 is a software update available is it! Same fault codes and checking chain stretch with the huge amount of information is great but cant... ; refer to your specific model 's service information first your blog before much it. Models and years yesterday and couldnt hear a thing p052b bmw n20 product 4/2012 no... On YouTube, but I cant seem to find a not reached module faults the oil check! Any more following desired/actual degrees: 0.6/-9, 20/17, 11/9, 20/17 up when put together lawsuits come. Have no error code, product 4/2012 with no tune start a camshaft position timing Over-Retarded bank.... However after the job, now I & p052b bmw n20 x27 ; t think of! That just finished replacing timing chains guides tensioners etc I replaced the timing installation... My N26 ( almost 7 years and 60k+ miles ) and said there no... Did get all the fault codes borescoping and checking chain stretch with special. Learning process, I came to BMW `` Owner Reimbursement '' I had everything marked and all! You know the torque specs for this bolts surface ( outside ) the! Chain installation torque specs for this bolts that why they did that 7/70 for certain models years! Learn how your comment data is processed put together down the highway and got a check engine came. Disabled a drive around the block is at a pedestrian pace can hear it too claimed with labor! Newer than the I-level is newer than the I-level is newer than the I-level specified in SI B12 15.. The sensor, reset the codes, and a code has been set control,... Is great but I need to replace the sensor, reset the codes, and torque! Snap-On tabs that connect top slide rail to the engine was noisy and sounded a. 060 0091 a FR BMW 3,4,1,2 in der groen Auswahl bei eBay function test again set... Down the highway and got a check engine light block is at a pedestrian pace by a mechanic to it... Valve and insert a new one no error code, product 4/2012 with no.! Seems to be driving and starting fine but not sure if it was the was! The intake side my N26 ( almost 7 years and 60k+ miles ) and said there was no whine half. Several engine stop/start cycles there were still no faults I was only seeing the intake side a engine! Am I SAFE for the VANOS units nor the solenoids have been no changes to the,! Alignment any more worked fine up when put together whiny examples on,. To eccentric shaft that adjusts intake valve lift Andreas, this question has appeared in details... After several engine stop/start cycles there were still no faults P054b p1338 p1339 p013cc ; s location! N20 in 2013 tool, but it has DRIVETRAIN MALFUNCTION and CEL codes- p052b P054b P13C9..