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* Important - We literally receive hundreds of phone calls per year on this issue. The inset photo shows the MINI special tool 11 9 950 (green arrow) placed into the bore to lock the engine in 90 degree BTDC. If the timing is incorrect, you will most likely destroy the engine when you go to start it after the repair. Before you can start a MINI R56 timing chain replacement, you must put the vehicle in its “service position”. It is held in place by four E12 torx bolts. Next, position a floor jack with a flat piece of scrap wood under the oil pan and raise until it just touches the engine. Got more questions? Timing chain kit (Required) – There are many parts needed to do a MINI R56 timing chain replacement, and fortunately all of them can be purchased in kit form. The timing chain in your MINI can begin to show signs of wear, the most obvious being the common "rattle" sound. Cylinder 1 camshaft lobes will point as shown. Do you have questions or want to add to the article? The Level of Difficulty displays graphically how challenging the repair is, from beginner to expert. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Make sure it is aligned in the opening straight. Remove the right side engine mount and bracket. Floor jack – low profile Jack stands Spark plug socket – 14mm thin wall 7mm open end wrench 27mm open end wrench 8mm socket wrench 10mm socket – low profile 10mm socket wrench 13mm socket wrench 18mm socket wrench E10 external torx socket E12 external torx socket E14 external torx socket T30 torx bit T45 torx bit T50 torx bit Breaker Bar Socket wrench – low profile flex head Screwdriver – flat blade Grease – multipurpose automotive. Remove the two 10mm fasteners (green arrows), if they haven't already been removed. Working at the front of the cylinder head, remove the timing chain guide fastener (red arrow). All of this at 70,000 miles and never leaving the garage. If something seems different, let us know and share your info to help other users. Note that there are two holes on the flywheel cover…you will be inserting the tool in the top hole. When the four bolts are removed, gently rotate the adapter plate forward and remove the 10mm bolt anchoring the alternator wiring bracket to the adapter plate. Keep in mind that when your car was serviced before, parts may have been replaced with different size fasteners used in the replacement. Hose Clamp Genuine New 11722756407 Fits: Mini Cooper R55 R56 R57 R60. Once our MINI engines have around 100,000 miles they may develop a problem where the timing chain guides wear or break. MINI R56 Timing Chain Replacement – 8 Hours. There are several different types of camshaft tools on the market for the R56 MINI Cooper. Mini Cooper Timing Chain Parts Shipped to Your Door. Use a 24mm wrench to loosen it. Take your time installing all removed items and reseal everything with new gaskets. Install the new chain rail on top of the engine. Torque Spec For Upper Timing Chain Guide Mini Cooper . Fits the following Cooper Non-S models: 2007-2013 R56 MINI Cooper Hardtop 2008-2014 R55 MINI Cooper Clubman 2009-2015 R57 MINI Cooper Convertible 2012-2015 R58 MINI Cooper Coupe 2012-2015 R59 MINI Cooper Roadster 2011-2016 R60 MINI Cooper Countryman 2013-2016 R61 MINI Cooper Paceman. This is not necessary, but will give you a lot more room to work. As early as 2010, reports starting filtering in through repair shops and dealerships that MINI R56 owners were complaining of a rattling noise emanating from the right side of the engine…especially when the engine was cold and during short distance driving. The BMW Repair Guide makes every attempt to publish their repair articles with detailed step by step photographs, videos and written instructions. Route the new chain through the cassette as shown. If distance A is 68 mm or greater, replace the components below, found in the timing chain repair Kit P/N 11 31 8 623 601. Turning the hub back and forth with your fingers while pushing on it will help the hub properly seat back into the engine. To remove the MINI R56 valve cover, please refer to our article MINI R56 Valve Cover Gasket Replacement – 2006-2013 Cooper – N12 Engine. At this point you should have completely tested the vehicle for normal operation, and have checked for any leaks in the valve cover (or oil pan if you had to remove debri from it). Attach the adapter plate back on the side of the engine with the four mounting bolts and finger tighten. Start by removing the electrical connection from the intake VANOS solenoid on the back of the engine. On the MINI Cooper R56 N12 engine it requires removing the throttle body on the back of the engine, unscrewing the chain tensioner from the engine block, inserting a timing chain pre-tensioner test tool, confirming the timing chain is still in good condition, then installing a new chain tensioner unit. Remove the support bracket from the vehicle. Remove the timing chain and guides up together from the engine. Repeat on the front 10mm bolt. Since we have already immobilized the crankshaft with the timing chain locking pin (Section 1 – step 7), the crankshaft bolt can be easily removed without any special tools needed. Removing your oil pan and cleaning it is very easy and may prevent serious damage to your vehicle. Other symptoms reported were fault codes related to timing issues (check engine light), misfires, the vehicle entering “limp mode” (won’t shift out of a higher gear when driving), and loss of power. Grasp the top of the chain and lift the entire assembly up and out of the engine. Position the piece of 2” PVC coupling in front of the seal and VERY LIGHTLY tap with a hammer (or the handle of a large screwdriver), pushing the seal into the engine. Video Title: Mini N14 Timing Chain Replacement -ETCG Video Description: This video will walk you through the steps of replacing a timing chain on a Mini N14 engine. What should I do if I think my chain tensioner is failing? Vehicle models change and evolve, as they grow older, so the vehicle shown in our illustrations may vary slightly from yours. MINI Timing Chain Kit for any Gen 2 MINI Cooper S with the N14 motors. We used the generic kit in this repair article…it worked great and we show you how to modify it Section 4 below. You can now easily access the chain tensioner. Mini engines have had some issues with timing chains since they first came out. Then remove the four E12 external Torx fasteners (red arrows). You can strip the threads in the engine head. Reattach the timing chain gear, ensuring that the chain and gear marks you made earlier are aligned and the pin on the cam is in the hole on the gear. The 2007 MINI Cooper we have used for this article is a good example of these unknowns. In stage one, you will reassemble the vehicle just enough to be able to start the engine and check for proper operation. As the difficulty level rises expect the repair to demand more time, use more specialized tools, and require a better understanding of mechanics to complete the job. This is a special procedure where the front end of the car is actually unbolted and slid out and away from the vehicle. Coat the flywheel tool with a thin layer of multipurpose grease and insert the flywheel tool into the cover as far as it will go. These fasteners are single use; check with a MINI repair manual for the most current torque spec. Engine Timing Part Chains Set Timing Chain Kits, SCITOO fits for Mini Cooper 1.6L l4 DOHC 16Valves Engine Code N14B16A 2007-2010 Replacement Timing Tools 4.9 out of 5 stars 32 $65.99 $ 65 . Run the engine and recheck your work. Torque the lug nuts to 140 Nm (103 ft-lb). In this tech article we will walk you through all the steps to access and replace your timing chain guides. Remove the three bolts anchoring the vibration dampener (crank pulley) to the crankshaft with an. ... #25 on Diagram Only-Genuine OE Factory Original Item. For the third gen, all Mini Cooper / One cars with the B38, B37 and B48 engines have a timing chain. This is the best most complete timing kit on the market! Now install the intake camshaft locking tool. Working at the transmission bell housing, locate the crankshaft locking bore (red arrow). This article applies to the Mini Cooper (2007-2013). If you're working with the electrical system, disconnect the battery before beginning. The timing chain is connected to the crankshaft at the bottom of the engine via the crankshaft sprocket. Remove the bracket from the engine (yellow arrow). MINI R56 models with a turbocharged engine utilize a gear driven timing chain to synchronize the crankshaft and camshafts. A failed timing chain tensioner can be fixed relatively easily if diagnosed early in the game. The timing chain is now free. Once you do that, rotate the engine one full rotation and recheck camshaft timing. Use a T50 torx bit to remove the top bearing bolt from the engine. Gently push the crankcase breather hose out of the way. Use a T45 Torx socket. It can be very confusing as to what you need to purchase prior to starting this repair, and what you can get by without. The timing chain had not skipped timing at this point so there was no damage to the head. Working at the rear right of the cylinder head, remove the timing chain tensioner (red arrow). The valve cover must be removed so you can gain access to the camshafts and the timing chain. Replace the right fender liner and remount the right wheel back on the vehicle. Free shipping. There are several options available depending on how much you want to spend and whether you want to take a few minutes to modify the tool. I used a flathead screwdriver to secure the timing chain. Further investigation found that the rattle was being caused by “insufficient tension of the timing chain [sic]” in vehicles as early as 20,000 miles. The next step to a MINI R56 timing chain replacement is to remove the valve cover from the top of the engine. This connection must be removed so the chain tensioner can be accessed. © Copyright 2021 - BMW Repair Guide. Be sure they are secure and properly attached to the cylinder head. Once the top bolts are removed, lower the engine back to its normal operational height and remove the lower 10mm bolt. Note that the camshaft sprockets are embossed so you don’t get them mixed up during reassembly (EX=front exhaust, IN=rear intake). Unfortunately the inexpensive generic locking tools usually won’t fit into the hole because. MINI R56 Service Position – 2006-2013 Cooper – All Models, MINI R56 Valve Cover Gasket Replacement – 2006-2013 Cooper – N12 Engine, MINI R56 Belt Replacement – 2006-2013 Cooper – N12 4 Cylinder, MINI R56 Belt Replacement – 2006-2013 Cooper, MINI R56 Valve Cover Gasket Replacement – 2006-2013 Cooper, MINI R56 Service Position – 2006-2013 Cooper, To put the MINI R56 in its service position, please refer to our article, To remove the MINI R56 valve cover, please refer to our article, To remove the accessory belt from your MINI R56, please refer to our article. 2007 Mini S Dohc 16 L Turbo Timing Chain Diagram For . The more expensive OEM locking tools should easily slide in. Lower the chain and guides into the engine (red arrow). The three bolts anchoring the friction wheel are a challenge to remove because of their proximity to the right side frame of the car. Once the flywheel is locked, you will need to move back to the engine compartment to lock the camshafts in place. Folding the chain keeps it tight and prevents it from falling off of the crankshaft sprocket. Section 1 – Putting the vehicle in the “service position”, Section 4 – Locking the flywheel and the camshafts, Section 5 – Removing the chain tensioner and camshaft sprockets (VANOS), Section 7 – Installing the new timing chain, Section 8 – Stage one reassembly and testing, If you have any questions or comments, please feel free to. Make sure the hole where it overlaps the exhaust locking tool lines up correctly. Loosen the camshaft sprocket fasteners (red arrows) using an E14 external Torx socket. If your locking tool cannot be inserted into the flywheel cover, you will need to cut a portion of the metal arm off. The scrap of wood is recommended to prevent damage to the oil pan. The valve cover must be removed so you can gain access to the camshafts and the timing chain. Make sure to always use a new crankshaft hub bolt and VANOS bolts when replacing your timing chain. The repair cost is defined as the actual money that would need to be spent to purchase required parts and special tools that would not be normally found in the home mechanics garage. Torque bolts to 20 Nm (14.7 ft-lb). Install the crankshaft and camshaft locking tools and be sure everything is aligned correctly. Remove the two 10mm guide rail fasteners (red arrows). Note the locking tab positions in the previous photo and this one for help aligning and locking. Before going any further, test to see if your your flywheel locking tool will fit into the hole in the flywheel cover. Make sure bolts are snug BUT DO NOT over tighten. Install the crankshaft pulley back onto the crankshaft hub.Torque the mounting bolts to 28 Nm (20.5 ft-lb). If you had experienced damage to your camshaft sprockets, your plastic chain guide rails or your chain prior to starting this repair, we highly suggest you remove your oil pan, clean it, replace the oil filter and fill the vehicle with fresh engine oil before starting the vehicle. Any questions, check with a MINI repair manual. Read the article before attempting this repair, as there are many special tools required and it is no easy task. If the distance between the red arrows is less than 68 mm, replace the chain tensioner with sealing ring P/N 11 31 4 609 482. We have serviced some of the older minis and replacing the timing components takes a little longer. The following timing chain repair kit includes everything you need to do a complete MINI R56 timing chain replacement on your N12 4 cylinder engine. Be sure the wiring is routed as before to avoid issues. Starting with the rear intake VANOS, torque the mounting bolt in two stages: Stage 1 – use a torque wrench and torque mounting bolt to 20 Nm (15 ft-lb). This creates a dangerous situation. Using a T45 torx bit, remove the front and rear bearing bolts from the engine. When leaving a comment, please leave your vehicle information. A quick note on special tools needed for a MINI R56 timing chain replacement There is a lot of information online concerning what tools you need to perform a complete overhaul on you MINI R56 timing chain system. Take a moment to locate the flywheel cover and the hole that the locking tool will be inserted in (see images below). Replace the oil dipstick back into the engine. The front guide stays straight (green arrow) while you insert the rear guide (red arrow) at an angle to engage the locks (yellow arrow). Remove the old crankshaft seal by gently tapping it with a steel punch until it can be grabbed with your fingers and pulled out of the engine. Mini Cooper Timing Chain – Mini Repair Denver. Next, the friction wheel must be removed from the right side of the engine. We also suggest connecting a diagnostic scanner to the vehicle and clearing all engine fault codes that may have been recorded due to the timing chain and/or VANOS failure. Continue your way lightly tapping around the circumference of the pipe until the seal is flush inside the opening. For more information on affiliate links. Problems with the timing chain tensioner in certain models of the 2nd generation Mini Cooper were all too well known among owners, but it took a lawsuit and several years before BMW/Mini decided to … You can now slowly lower the chain assembly down into the engine and hold in place with the handle of a screwdriver (see the following images). Then remove the intake (green arrow) and exhaust (red arrow) camshaft sprockets. Then install the camshaft sprockets and tighten the fasteners (red arrows). Stage 2 – Use a socket wrench and turn bolt an additional 180 degrees (or if you don’t have clearance, 90 degrees twice). 2007 Mini S Dohc 16 L Turbo Timing Chain Diagram For . Be sure that it engages both then timing chain and oil pump sprockets. Once removed, you will need a new crankshaft pulley seal. Use a. Remove the crankshaft pulley hub (red arrow) from the timing chain and engine. The spark plugs must be removed so you can manually turn the crankshaft in step 8 below. If you forgot to order one from our tool list above, you can purchase one by. Attach the left hand side of the plastic cassette to the right side as shown in the images below. Leave a comment below. Put the locking tool in a vise and cut the metal arm off using a Dremel tool. I got my wife back in the driver's seat to hold the brake w/ the car in 6th gear again when tightening the bolt. 89 Remove the drive belts and crankshaft pulley. DO NOT torque the bolt yet. Now at a new lower price! 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