Well done for diying it. N43/N53 Rough run. Cononavirus Update: We are closing until further notice. Edited by Fun Bus on Sunday 14th August 20:19. Thanks! BMW 118i petrol N43 Timing Chain replacement questions Post by DaveN78 » Sat Jan 04, 2020 2:39 pm Hi, I am just at the beginning of the process of changing the timing chain on my sons BMW 118i 2009 petrol N43 engine. Timing chain is the tip of the iceberg ,just wait until you get the dreaded knock sensor fault! Most are well worn at 80k. The engine timing chain is very weak – it stretches over time, and ultimately snaps. If the guides are still in one piece with no missing bits, you can leave the sump on but you may well break a 1/2 inch breaker bar getting the crank bolt out. This shows the procedure for replacing the N42/N46 chain set up - N43 is very similar. After the central bolt is released, the sprocket wheels of the timing chain and the oil pump will no longer be non-positively connected to the crankshaft (risk of damage). © 2020 Pistonheads Holdco Limited, All Rights Reserved. Edited by rabidh on Sunday 14th August 14:06, I just looked at the tensioner, and it has the thin end on it rather than the older 'thick' one. Prob worth trying a tensioner, only £20 ish, Febi Bilstein make the BMW one. Timing chain is the tip of the iceberg ,just wait until you get the dreaded knock sensor fault! £499.00 inc vat, N12, N14, N16, N18 Valve stem seals replacement The most common is the N47 – 4 cylinder diesel engine, fitted to most small engine BMWs from 2007 to 2014. Hidden defects BUS lines, used by BMW Misfire detection algorithm and its fails Cold engine and BMW Petrol Engine – Timing Chain Problems When a BMW engine timing chain snaps, the inlet and exhaust valves collide with the pistons, resulting in massive engine damage. If yours is like the one in the youtube video, it's fked. BMW N47 Manual Timing chain replacement £949.00 inc vat (Not including Automatic Transmisson Fluid & Filter), MINI N47 Manual or Automatic Timing chain replacement £1299.00 inc vat (Not including Clutch & Dual Mass Flywheel, or Automatic Transmission Fluid & Filter). Wow, didn't realise there were so many problems with these. BBC Watchdog were producing a feature on the BMW timing chain failure issue, having been alerted by many unhappy BMW owners. Call 01425 277800 to book your car in for a service. Opened in March 2015, Burch Motor Works – Independent BMW & Mini Specialists has been custom built by couple Jon & Victoria to offer a true alternative to BMW & Mini main dealer service, and bridging the gap between generic independent garages with limited knowledge of the two brands. If caught early enough you can get away just a new timing chain tensioner. £499.00 inc vat, N13 – BMW Timing chain replacement by stevesurrey » Sat Jan 04, 2020 2:46 pm, Post At 120'000 the chain is on very borrowed time. Failing camchain at 38k is "wear and tear"?? Make sure you fit new crank and cam pulley stretch bolts - the better Febi kits include new ones. Balancing shafts rotate and must be readjusted as describedlater. Premature timing chain failure has become a serious problem for many BMW owners – the issue has been featured on BBC Watchdog and is regularly discussed in BMW forums and other media sites. A weakish timing chain, extended service intervals, wrong spec oil/cheap filters. Most complaints of this fault are a scraping noise from the engine or red oil pressure warning light flashes on from time to time. Moderators: marco_polo, babybmwadmin, Lambster, Rich196, Producethis, Post It is more likely that the replacement engine will have been recovered from a damaged car – it’s also likely that it won’t have the modified BMW replacement timing chains, guides and tensioners – so they will just snap again…. Sorry for the lack of replies but for whatever reason I stopped getting notifications. The damaged engine is rebuilt with genuine BMW components including modified chains, guides and tensioners to reduce the risk of a repeat failure. If the timing has slipped you would need to retime it first. Edited by Mr Tidy on Monday 19th December 03:13. N12, N14, N16, N18 Timing chain replacement A UK wide car collection service - call now for a competitive quote, 12 months warranty for all BMW engine rebuilds. I've just done mine at 101'000, last of the N46 (2007 320i) - really only as a precaution and it wasn't that bad. The History of BMW Timing Chain Failure If the timing chain & guides are replaced before this fault occurs, this will save the labour removing the engine sump to clean & remove the broken parts of the failed chain guide. BMW only, no aftermarket alternative (why I wonder?) I removed the inlet manifold on one I did to get better access. It's the NoX sensor on these and any post 2007 direct injection engine. There are lots of online guides to the job, or you could buy a copy of TIS on cd. Timing chain done under a non-BMW warranty which came with the car and has resolved the noise. For removal of the timing chain, the central bolt must beslackened and later removed. Engine Rebuild Costs 'Crankshaft correlation' was the fault that showed. 318 timing chain setting n43 engine with out bmw tools,and also indicate timing marks. Oem Timing Chain Guides Set For Honda Acura K24 K24a K24a1 K24a2 K24a8 Engines. Burch Motor Works are specialists in BMW and Mini servicing, fault diagnosis and MOTs. Both of these should not be ignored, as the lack of oil pressure can also cause the timing to jump causing valve damage. Not sure if it will help but have you looked at TIS? 18.01.2013 03:29 N46 is a nice engine in comparison. N43 Timing chain & guides replacement £499.00 inc vat. If your timing chain has snapped then you will require the full engine rebuild procedure, which we offer from £2,500 inclusive of parts. The only problem is that the timing belt tensioner needs to be £229.00 inc vat (Whilst carrying out timing chain replacement). Although when I went to undo it I found it was so loose it could be unscrewed by hand(!) £499.00 inc vat, N43 Engine sump removal & clean Post your car problems here and seek advice from fellow car owners. The tensioner change takes 30 mins tops and no special tools needed. Some of the BMW owners contacting Watchdog had been quoted huge repair costs from BMW and had instead chosen Prestige to rebuild their badly damaged engines. Quick update - the tensioner on the car was an OEM BMW one, of the new design. In some cases, the alternator drive belt can be worn/ cracking from age. It is a skilled and time consuming process to correctly repair an engine damaged by a broken timing chain, cheap solutions are unlikely to provide the reliability and warranty offered by Prestige. Edited by rabidh on Sunday 14th August 12:58. 1 Series E81 118i (N43) 3-door > BMW Workshop Manuals > 2 Repair Instructions > 11 Engine (N43) > 31 Camshaft > 4 RA Replacing Timing Chain (N43) BMW and MINI use Timing Chains in almost every model of engine that they produce.It is recommended to replace your timing chain before failure as repair prices can become very high from internal engine damage. Issue status (12/2007) Valid only until next DVD is issued. Which in turn making the labour of the replacement slightly higher than vehicles with the chain fitted to the front of the engine. When it's been ~4 hours since last driven, takes a few seconds of turning over before it starts. The chances are, the engines are not rebuilt, nor re-manufactured, as genuine BMW replacement parts cost over £1,200. N43/53 fuel supply Oil pressure. A 300nm torque wrench is a hard thing to find - I use Wurth green thread lock and do the bolt up FT as mine only goes to 250 nm. Copyright Prestige 2020. The slackness at the top will probably be due to a fractured top guide - they snap just under the torx retaining bolt. Gassing Station | BMW General | Top of Page | What's New | My Stuff. If I recall correctly, the chains stretch. The flywheel pin is difficult to get to. After the central bolt is released, the sprocket wheels of the timing chain and the oil pump will no longer be non-positivelyconnected to the crankshaft (risk of damage). With the age of these vehicles/ engines creeping up. N43 Engine sump removal & clean Extra £259.00 inc vat (Front subframe has to be lowered to remove sump) After removing oil sump, provisionally reinstall front axle supportand remove special tool for securing engine in installation position. So it is best to replace if you have the 10 second rattle noise after starting the engine from cold. Thanks for all the help! Timing chain done under a non-BMW warranty which came with the car and has resolved the noise. Using the original chain above these limits, the risk of failure is very high. BMW did introduce a modified tensioner which helps if fitted early enough. I'll have a word with the dealer. The timing … This differs from various makes and models. - so I assume it has been replaced at some point. Timing chain pre-tensioning tool – BMW No.11 9 340. I can see a lot of these being scrapped when they're down to £1200. Turn engine in normal direction of rotation (unless otherwise stated). Well, I had a stab at it today, and it's looking promising. Coil pack was a recall item, check if yours was done. Engine Rebuild Process From experience the life of these timing chains are 90,000 miles or 9 years. First time it was NOx sensor, second time it disappeared before I could find out what it was. Remove intake filter housing with air-mass flow sensor. Edited … If the timing chain & guides are replaced before this fault occurs, this will save the labour removing the engine sump to clean & remove the broken parts of the failed chain guide. The chains on these engines are fitted to the rear of the engine, meaning the transmission has to be removed to access the chain gear. The old guide and chain actually look pretty good - nothing seems broken and I can't make out any wear at all, so I'm starting to wonder if the chain had been replaced previously. We use a special to that allows us to replace the valve stem seals without removing the cylinder head, making the repair very cost effective! Most commonly affecting the 2.0 litre diesel with the N47 engine, we also regularly rebuild damaged engines in the 3.0 litre diesel range, BMW petrol engines and also BMW Minis. Got a problem with your BMW 1 Series? > The timing pin should fit tightly in the flywheel. Premature timing chain failure has become a serious problem for many BMW owners – the issue has been featured on BBC Watchdog and is regularly discussed in BMW forums and other media sites. Gassing Station | BMW General | Top of Page | What's New | My Stuff. We must remove the entire engine and strip down all engine components to identify and replace all damaged parts. We often have 3 kits out at a time. Yes, I rent tools out to the motor trade and the new N43 is a popular kit to rent out. The timing chain, guides and tensioners are all modified and often second hand replacement engines will not have them installed so you may think you are getting a good re-manufactured power plant but instead it could be from a broken or salvaged car with old type components and you could suffer poor reliability or worse another failure.

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