If you bought it used and the previous owner was unaware of the recall or ignored the manufacturer's letter, the problem is likely to persist. BMW N54 Common Problems: Water pump and thermostat failure Carbon buildup - mainly on the intake valves High-Pressure Fuel Pump (HPFP) failure Fuel injector failure Oil filter housing gasket leak Serpentine belt shredding Valve cover cracking and valve cover gasket leaks Oil pan gasket leaks Turbo rattle and turbo failure A BMW 7 Series is a. with a reputation for luxury, durability, and technology. For several generations, Alpina has offered its B7 model, an updated, even more powerful, and exclusive version of the BMW 7 Series. BMW 7 Series saloon 2013 review - CarBuyer. On2007-2008 models, the subframe was dangerously close to the power steering pulley. To make matters worse, Audi refuses to honor warranties for this type of issue, leaving owners to fork out hundreds or even thousands of dollars in repairs! Then the problems started en masse. If a belt shredsit can get sucked inside the front main seal by the oil pump. The wobble is quite often accompanied by, tram lining and a general feeling of imprecision from the steering in, The shimmies are often an indication of general wear in the steering, system and suspension, the BMW E32 has a great deal of weight over the, front wheels, especially when braking. In the end, it's still a fantastic super luxury car choice with superb V8 power or a well-integrated hybrid. After all, if you cant securely close your cars window, then whats to stop someone else from forcing it open? Interior & comfort. The belt is easy to replace if you have the right tools. Used car values are constantly changing. How To Sell Your Vehicle For Cash? The shifter selector switch can be removed. Do BMW 7 Series Have Problems: Other Frequently Asked Questions. I personally know many BMW car owners who have the same problem of frequent tire problems. Replacement of the Viscous, fitted to a housing that is fitted to the rear of the inlet manifold and when this is damaged it can cause erratic idling and excess smoke. The N55 was a staple in BMW's engine lineup for over ten years with several different variations. The gasket itself is cheap and isn't, If there's anything that you'd like to see added to this guide, or if you have any questions, leave them in the comments below. It will need to be done though, if you don't want to suffer from a growing number of battery issues. Spread the word. Plugin your scanner and turn on the ignition. How to Diagnose and Reset BMW PDC Parking Warning. The lack of lubrication is due to the loosening of hollow, bolts known as 'Banjo Bolts'. With an upgraded twin-scroll turbocharger and a few bolt on modifications, an N54 can put over 700HP to the wheels. If the timing belt is out, then the engine may be working inefficiently or may not work at all. I'm guess they're not covered under the CPO ? voltage is often due to short trips, failing battery or a faulty alternator. The problem is that the bolts cannot be tightened too, much as they will be damaged due to the hollow construction and they, eventually come loose and this starves the front lobes of oil. 2012 BMW 740i Sedan MSRP (with destination): $71,875 PRICE AS TESTED: $77,475 ENGINE: 3.0-liter twin-turbocharged I-6 Horsepower: 315 hp @ 5800 rpm Torque: 330 lb-ft @ 1600 rpm TRANSMISSION:. What Causes Oil Leaks? I believe it needs a fuse, the driver seat doesn't move. - YouTube 0:00 / 12:10 Intro BMW 7 SERIES COMMON PROBLEMS! Other signs of an exhaust leak include a vibrating gas pedal and less fuel efficiency; you might notice that you need to fill your tank more often. One thing you likely have in your car at all times is the owner's manual and, if you don't, you should keep it nearby. The lack of lubrication is due to the loosening of hollow bolts, known as 'Banjo Bolts'. Faulty door lock motors are the most likely cause of this failure. With a simple ECU flash/tune, you can make around 380HP and around 400lb-ft of torque. These leaks can be caused by issues with one of several engine parts the camshaft seals, valve cover gaskets, and the front and rear crankshaft seals. BMW X5 Single DVD Player & Display 2007 to 2013 Part Number: Model Number: Common Problem: DVD player shows error, Plays CD but not DVD, Does not accept disc. 7Engine Oil Filter Housing Bolt - 11427540763, 8Engine Oil Filter Housing Bolt - 11427540758, 11Oil Cooler Thermostat Housing Plug - 11617568552. Carbon build up on the intake valves can cause throttle lag, loss of power, lessenedfuel economy, misfiring under load, and even valve-train noise. They start to leak because the engine gets too hot. Two more possible signs are the smell of coolant being detectable anywhere on the vehicle and if it is leaking anywhere in the vehicle or on the ground. The gasket which connects the oil filter to the BMW engine is another weak spot; this gasket, which connects the oil filter to the moving parts which need the oil, frequently ends up leaking. The Real Truth! Injectors are one of the more common failure items. BMW is well aware of this problem anWd offers insurance for the tires however, it isn't about the money for the tires, its about safety!!! Check these out to see just how in-depth we go to make them. The second most common problem is related to the vehicle's wheels (1 problem). That is, until the car was just outside the 50K miles warranty. How long can yo go before you absolutely need to change them? The 2017 M760i, meanwhile, debuted with a 601-hp twin-turbocharged 6.6-liter V-12 engine for the truly power-hungry. BMW Makes Noise When Unlocking. This is aprevalent issue, but its not just N54 specific. correctly and then remove the connector to the motors. No one will accept responsibility. There have been stories of belts getting sucked all the way into oil pickup, causing the timing chain to break, resulting in catastrophic engine failure. In September 2014, BMW North America issued Service Bulletin SI B12 26 14 for BMW F01/F02 740i, 740Li, 750i and 750Li vehicles that were manufactured prior to July 2014. The Cheapest, Most Reliable Mercedes-AMG Cars Ever, Period! However, don't panic, in 9 cases out of 10 the problem. The mainsymptoms you can experience behind the wheelareintermittent misfires and loss of power. They are asked to identify problems that they considered serious (because of. Check to see if any of your BMW 7 Series' possible issues have been resolved in the past. This causes an error in the EGS. This way you can have most things fixed, plus you will be buying with peace of mind. The easiest way to tell if the valve cover is cracked is to check around cylinder #2 and #3 for oil seepage, or you might even be able to spot a crack visually. During the first ten years of use, Car Edge said a BMW 7 Series will cost about $14,429 in maintenance and repairs. The 'Sword' is used to control the speed of the, ventilation system blower fan. Table 1. Bringing the BMW community together. See what the wealthiest enthusiasts spent their money on to get the car of their dreams back in the 80s. The 2002 E65 7 Series was a major advancement in terms of comfort, luxury features, and scale. Reliability Survey, but its smaller sibling the 5 Series did. The N54 is a twin-turbocharged, direct injection engine, and from the factory, it made 300HP/300TQ at only 8PSI. Manufacturers will only go so far for a customer. Diesel-engined models finished fifth. As the name suggests, the spark plugs are responsible for the spark which creates the ignition on any combustion engine. However we have owned 2 740LI BMWs , we have replaced 7 tires total on these cars. Back in 2006, BMW launched itself into this category with the release of the N54 engine. Ive always wanted a BMW and before I float off to the white light, Im going to buy a used 750. The problem is that the bolts cannot be, tightened too much as they will be damaged due to the hollow construction and they eventually come loose and this starves the front lobes of. However, more serious flaws have been reported with BMW cars' electronics systems, which led to the recall of more than 300,000 vehicles in the UK in 2018, after the fault was linked to the death of one BMW driver in Hampshire, England. The bolts should be locked with thread-lock but even this gives up, especially when the bolts are 'checked for tightness'. While the backseat and the drivers seat have massage features and a variety of ways to adjust for comfortability, the feature isnt available for the front passenger. A Comprehensive Guide. The FET's can be replaced with a little soldering skill. An engine misfire could cause the engine to idle very badly, as the rev needle jumps up and down instead of staying at a constant speed. Its also pretty enjoyable to drive with safety features you can take pride on. It also seems to have a resonant frequency that occurs between 50 and 60 MPH, if there is any. A more unusual problem, is that the clutch seizes, this is first noticed by large whooshing noises when the car is revved-up. Instagram: @evan.madore. The number one most common problem is related to the vehicle's equipment with 1 problem. Failure of the sword is usually due to a blocked Microfilter, the driver, increases the fan-speed to compensate but the airflow across the FET's is, insufficient to cool them. The revolutionary electric motor built into the 8-speed automatic transmission is a key component of the hybrid drive here. It is the smartest choice over any other brand and even its own big brother. The LKM can be taken apart and the. If you have a leak from here, this is one gasket I'd recommend replacing immediately. While its not the most complicated car repair job but does require the kind of specialist tools you only find at auto repair shops. All the info here can be applied to the following N54-equipped vehicles: Carbon buildup - mainly on the intake valves, Valve cover cracking and valve cover gasket leaks. I go to companies that work on BMW, Audi, Mercedes that charge $130 per hr and do the job in less time than the dealers. slide 1 to 4 of 6. Less oil in the engine increases wear and tear and can lead to other mechanical problems. Several parts make up the BMWs coolant system, any one of which is likely to fail once you have driven between 80,000 and 120,000 miles. E39 - BMW 528i with M52 engine. There is an issue with the condenser if it does not blast out ice cold air on the coldest settings. BMW Makes Noise After You Turn It Off. 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