Disconnect the sway bar link from the the sway bar on both sides. After thoroughly cleaning with brake cleaner, completely inspect all parts for signs of wear galling or heat discoloration. If you are replacing the external high pressure line, disconnect the line from the accumulator before removing the accumulator. Do not over spray to the point that you rinse the oil off of the cylinder walls. This list does not include any parts that may be required to perform any tasks that are not directly a part of this procedure. Unbolt the accumulator from the oil pan, and let the accumulator hang from the oil line. 2013 BMW M5 Miscellaneous Steering. Once you are satisfied that you have the backlash properly set, torque the bolts to 10 Nm (7.4 ft/lbs). At the time of the recall we noticed that the rod bolts/entire rod changed design as well, but of course there wouldn’t be a recall on rods themselves, that would be a full rebuild of an engine. If you are using OEM BMW bolts you will need to use the procedure outlined in the next instruction. The pictures contain important details that would be very difficult to view properly on the small display of a smart phone. When I first looked at this it didn’t appear that the main motor mount bolts were accessible from above through the engine compartment, so I removed these four bolts from below with a gear wrench. I recommend removing them anyway for inspection. Use a plastic or rubber hammer to tap the VANOS pump left or right as needed to obtain a measured backlash of slightly over .0031″. This seems to be a very simple and efficient design. Make sure to lube the chain tensioner piston parts and install them into their bore before installing the main oil pump gear. Using your fingers to pull down on the connecting rods, and your thumbs to guide them, pull the rod big ends down to seat them onto the crankshaft journal. You are going to want the bolts tight enough to allow the VANOS pump to be able to be moved when tapped with a rubber or plastic mallet, but not able to be moved by hand. Cover removed and ready to start the major disassembly. Note: This picture has not been updated by previous step. This value will be less than the actual value you are looking for. Some engines have been known to fail within 60,000 miles. Remove the connector bracket and heat shields shown. 2013 BMW M5 Idler Arm, Pitman Arm And Center Link. Even if you didn’t disassemble and inspect the main oil pump, I would highly recommend doing the VANOS high pressure pump. We maintain several that are nearing 150,000 miles. Free shipping. If you can’t feel the marks or catch a finger nail on them they are OK. S85 M5 same problem 52,000 miles and needs new engine fail rod bearings. locate a store. A BMW M3 engine failure lawsuit has been filed alleging the M3 S65 engine can fail due to metal debris from the connecting rod bearings. 2013 BMW M5 Miscellaneous Suspension. To install the new style squirters you need to put one of the allen screws onto a long allen driver, put the new squirter onto the screw shank, then carefully raise everything into place and start the screw into its hole. Always try to rotate the crankshaft in it’s normal direction of rotation, which if clockwise as facing the front of the engine. BMW E60 E61 M5 and E63 E64 M6 Rod Bearing Replacement and Inspection Service. I suggest you remove the two main bolts from above. The big knob at the junction of the two arms loosens and tightens all three movable joints at the same time to lock the indicator arms into the position that they have been set. The dreaded crankshaft bearing issues with the BMW M3 – S65 engines. Problem can be addressed during engine rebuild,
Since this DIY is intended for people with a more advanced level of mechanical experience, I will not describe every aspect of the procedure in detail. If you don’t have a torx driver that fits into the recess, they will come out with an extended reach allen driver. This premature component failure appears to occur because the connecting rod bearing clearance to journal ratio for S65/S85 engines is smaller than recommended by engine builders. Ideally you will want to keep the pistons in their original bores when reassembling. Lastly you need to remove the motor mount bolts. I chamfered each set of rod journal holes as I moved down the crankshaft replacing the bearings. While applying a constant clockwise (as viewed from the front of the engine) rotational pressure to the VANOS gear with one hand, rotate the dial face or the fine adjustment knob (if your mounting base has one) to set the indicator needle to the zero position as shown. Again, I prefer to wait to torque all of the rod bolts until after replacing all of the bearings. The BMW S54 inline 6, S65 V8, and S85 V10 engines are some of our favorites. Note 1 – Only required if you don’t want the trouble of applying thread lock to the old Bolts.Note 2 – Only required if you need to remove pickup tube for some reason.Note 3 – Only required if your anal. You can torque the main oil pump bolts but leave the VANOS pump bolts just snug. Traditional lead-copper bearing design; less wear
analysis due to lack of lead and copper. The OEM BMW rod bolt torque procedure is a real PITA. Make sure that all parts are completely clean before beginning reassembly. Two problems related to oil pump have been reported for the 2013 BMW M5. Install the two rod caps onto THEIR mating connecting rods with new bolts and lightly snug the cap bolts. They weren’t to hard to get to, but they were difficult to line up when reinstalling the sub frame. These symptoms can lead to early bearing failure
Good luck and enjoy that V10! early bearing failure due to inadequate rod bearing clearance. If anything does not appear to be in very good to excellent condition, I would suggest replacing the pump. The … Since you need to measure a lash of .0024″-.0031″ the higher resolution one is preferred. You will need to start at one end and work your way up the crankshaft one rod at a time. but it's expensive. Remove the bolts shown and remove the VANOS high pressure oil pump and chain. If the reading is below minimum spec, it’s up to you whether you want to keep working at it or not. These symptoms can lead to early bearing failure and a very expensive engine rebuild. If you bump the cracked surface of the cap against something you run the risk of slightly flattening one of the little peaks. I disconnected the power steering hydraulic lines here, but doing it that way ended up making them very hard to get back on. Repeat the previous steps until you have worked your way through all ten bearings. on crankshaft journals, traceable with Blackstone oil analysis. Absolute zero issues for me. Required Part – Recommended Part – For reference if you decide to replace part – Notation. I used a drop of blue thread lock on these. Main pump internals reinstalled in clean and dry state for illustrative purposes only. ... A Well known issue with the S65/S85 is rod bearings wearing prematurely. Rod bearings continue to be a sore subject among M3, M5, and M6 owners. I don’t even remember where I got this one but it is very handy for working on engines. I found this to be a frequent problem with this model but bmw refused to repair it. Based on the intended user of this DIY, the question is how much detail to provide. If you do this make sure that you chamfer the “trailing” edges of the holes. You should do this before installing the engine support. The cotton ends of the Q-tips prevent any metal dust from traveling up the oiling holes. vehicles. Once both caps have been removed, using both thumbs on the bottom of the connecting rods, push each of them up far enough to completely clear the crank journal. The are some bolts where you won’t have room for a full 130 degree swing. flow, excessive bearing surface heat, and premature wear. Once clean, closely inspect the center shaft and bearing needles for any sign of wear, galling or blue heat discoloration. Just go slowly and be careful to not miss a torque sequence. If using OEM BMW bolts, lube under the bolt heads and the bolt threads with motor oil. You then need to loosen both bolts back to zero tension and then perform the entire torquing procedure two more times. Insufficient clearance means insufficient oil flow, excessive bearing surface heat, and premature wear. Other than that zero problems. This is because a spun rod bearing, i.e., a loose bearing that rotates independently of the connecting rod and the crankshaft, seals the oil holes on the crankshaft. Detail will be provided where needed, but you will be on your own for some of the basic tasks. eBay; eBay Motors; ... BMW M3 M5 M6 (2006-2013) Rod Bearing Red Lower (53.00 mm, Standard) 10 GENUINE (Fits: BMW M5) $469.90. This is a standard magnetic base indicator holder. This is a good time to wipe clean anything that could cause dirt or debris to get into the engine during disassembly or reassembly. Tin-aluminum bearings
stopgap measure. Since BMW make no mention in TIS of rechecking the backlash after torquing the bolts, does the decrease in backlash matter? If that happens the cap will never fully seat properly onto the connecting rod again. Since you will need to measure a backlash value between .0024″-.0031″, the higher the resolution of the indicator the better. Remove the two torx head bolts securing the oil pickup tubes to the oil pump. Usually my DIY guides are written with an extreme amount of detail everywhere, such that anyone with basic mechanical skills would have no trouble completing the procedure. Remove the steering rack tie rod covers from both ends of the rack. Other stopgap measures include anti-friction teflon
If you do not wish to remove the pumps you can skip to step #52. Since there is very little tension on the cam chain tensioner without oil pressure, there is a slight risk of the cam chain jumping a tooth if the crankshaft is rotated backward. There are multiple reasons why your engine may have bearing issues but some of the most common include: 1. Not a band-aid, better than factory replacement! Thoroughly clean all pump parts with brake parts cleaner. Improves lubrication for "Start-Stop" vehicles
Remove the bolt shown in the picture from the chain guide rail and let it pivot downward and out of the way. Remove the nut from the main oil pump sprocket. If using ARP bolts, grease the bolts according to ARP’s directions. The starting point for this procedure is with the engine oil drained, underbody panels and intake plenum removed, and vehicle on a lift. The 2013 BMW 335 has 1 problems reported for rod/rod bearing worn out. Make sure that you cover the openings to the throttle bodies with something. Get the best deals on Engine Bearings for BMW M5 when you shop the largest online selection at eBay.com. You will notice from the following pictures that I wasn’t smart enough to do it until later. BMW introduced the E39 M5 at the Geneva Motor Show in March 1998, putting the car into production seven months later. Now that you are educated on test indicators you can go ahead and reinstall the main oil pump and the VANOS high pressure pump, working backward from steps #36 to #31. Install an engine support. Don’t miss the four bolts securing the transmission bell housing to the rear of the oil pan or the four recessed torx bolts at the far rear of the oil pan next to the transmission bell housing (#4 on diagram). I am assuming that anyone attempting this procedure will know how to drop the under body panels, remove spark plugs, intake plenum, etc. Note the position of the volume regulating plunger. After production of M5 E60 with S85B50 engine, at M GmbH decided to use more compact V8 with two turbochargers.The cylinder block, the crankshaft and rods got from usual N63. This type is typically magnetically stuck to a piece of steel that is bolted to the engine somewhere. I just forgot to take a picture until after I had installed the support. I used medium strength threadlock on the pump gear nut. This will remove anything that may have transferred to the cap from the back side of the bearing shell but will not altering any dimensions. Each bearing is measured and size-binned. 2013 BMW M5 vehicles have 2 known recalls. Take your time and take pictures or make notes during disassembly to make sure that everything can be put back together exactly as it came apart. While I am aware that people have successfully completed this job with the car on engine stands, I really don’t recommend it. I kept the oil pump vanes in order and marked the starting slot on the rotor. This is a Harbor Freight unit and is actually quite nice. Most low price indicators have a resolution of .001″ per division. Now that the connecting rods have been torqued, the next step will be to reinstall the oil pumps and set the VANOS pump gear backlash. Insufficient clearance means insufficient oil
While connecting rods are strong, they are not terribly hard. Click on images in the instructions to view full size. This has led to numerous engine failures since the introduction of these engines, with some occurring as low as 6700miles. After you have removed the under body covers remove the chassis brace. Rotate the crankshaft clockwise until the next pair of rods are at the bottom of their stoke. Also notice the paper shop towels packed around the crank journal. over factory bearings. Once all rod bearings have been installed you can go ahead and torque the new rod bolts. Note 2 – Only required if you need to remove pickup tube for some reason. BMW M5 (2005-2010), BMW M3 (2008-2013) can suffer
2013 BMW M5 Recalls. Check pump cover surface for scouring. 2013 owner here for a year and some change now. Take care when working on the rods to not let them contact and scratch the crank journal. The indicators measuring arm needs to point at the center of the gear. If you immediately start driving hard after you turn your car on then you’re running a risk of spinning bearings in your engine. You will need to remove a few things from the front of the engine, but nothing that I think requires special instructions. If you are going to replace the VANOS high pressure oil line, this is a good time to do it. Pay 0% APR for 6 Months. Check all parts as you did with the scavenge pump. Pull the steering shaft off from the pinion shaft. As oil pressure increases, the oil pressure counteracts the spring tension and moves the plunger outward, which reduces the volume of oil being pumped. These can run you anywhere from $20.00 for a low quality Chinese indicator, up to $200.00-$300.00 for a top quality Japanese or U.S. indicator. Recommended parts replacement list with part numbers: Part numbers listed are correct to the best of our knowledge at the time these instructions were written, we include them as a courtesy and we take no responsibility for their accuracy! If you are already familiar with the proper use of test indicators I’m sorry to bore you here. At this point the pump internals can be lifted straight up and out of the pump body. If not, you can guarantee that something will end up falling into one of them. This is a very handy clamp on indicator holder. Apply a film of the assembly lube of your choice to both upper and lower bearing surfaces. If the outer race comes off it will allow the spring loaded pistons and springs to pop out. The cracked surfaces of the rod and cap consist of many tiny peaks and valleys which must mate to each other again perfectly when reassembled. That should be everything that needs to be disconnected to drop the sub frame. WPC treated bearings slightly increase clearance,
BMW M3/M5 – S65/S85 BE Bearings UK. This DIY is a little different from my normal instructional format. BMW Oil Analysis For Rod Bearing Issues Your BMW will likely need an oil analysis over the lifetime of the vehicle. BMW E60 M5 Connecting Rod Bearing Replacement DIY Guide Recommended parts replacement list with part numbers: Part numbers listed are correct to the best of our knowledge at the time these instructions were written, we include them as a courtesy and we take no responsibility for their accuracy! You will find them available in .001″, .0005″ & .0001″ per division resolutions. What looks like scour marks in this picture are just polish marks. Designed for use with factory 10W60 weight oils. This list does not include any parts that may be required to Continue Reading 2013 BMW M5 Tire Pressure Monitoring System. A word of caution is in order regarding working with “cracked” mating surface connecting rods. If you only have one person, as you can see from the picture, you will need a platform motorcycle jack, three jumbo cat litter containers and various pieces of lumber. Remove all but two bolts on opposite sides around the mid point of the pan. Before we get to that, I think a little information on the tools used would be helpful. As shown in the picture, most indicators will have three dovetail mounts which will allow you to mount them in three different positions depending on clearance issues and preference. The most common recall is: Rear Reflectors Do Not Reflect Enough Light. 2013 BMW M5 Power Steering. Repeat the same procedure on the connecting rod big ends with a set of upper bearing shells (703 Blue). I have seen the engine without a drain pan and it looks like they tried to cut the blocks with lasers to try and fix it. The most recently reported issues are listed below. Remove the belt tensioner support bracket. I highly recommend using a laptop computer at the vehicle location if available over using the printed PDF instructions. Tin-aluminum bearings also don't show the same signs
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