2012 bmw 740i common problems2012 bmw 740i common problems

If changing the bulb doesnt work, then you may need an expert to take a closer look at the wiring and if a warranty no longer covers your Audi, then you could be looking at an expensive bill. 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. hbspt.cta._relativeUrls=true;hbspt.cta.load(3867393, '13f0880f-a4d7-45ef-b212-169a84bd06a5', {"useNewLoader":"true","region":"na1"}); Writer/Editor at FCP Euro and owner of a daily R53 MINI Cooper, a track-built R53 MINI, and a 1997 Dakar Yellow E36 M3 Sedan. correctly and then remove the connector to the motors. LKM (Lamp Control Module). If you ask do BMW 7 series have problems dont be discouraged if the answer is yes because if the issue is resolved quickly, it does not have an effect on the overall reliability of your car. The Cheapest, Most Reliable Mercedes-AMG Cars Ever, Period! faulty selector switch. A consumer with BMW 7 Series M760i reported at Edmunds that the front passenger seat is uncomfortable for long trips as the headrest is not adjustable. Unfortunately, this will require the BMW owner to replace the entire door opening and locking mechanism, which is located within the door itself. The check engine light may turn on with the first two signs. Excess oil consumption (more than 1qt per 5-7 days) If you have white smoke coming out of the exhaust, it's probably your valve stem seals. The new Alpina B7, has a 600-hp version of BMW's 4.4-liter twin-turbocharged V-8. Chart based on 187 repairs. Plugin your scanner and turn on the ignition. The more you drive, the car the worse it will get. All Rights Reserved. and cleaned with contact cleaner quite successfully. BMW Makes Noise When Unlocking. Here, and one of the first things that gives up is the gearbox. Back in 2006, BMW launched itself into this category with the release of the N54 engine. then the fault is usually due to the headlight-aim, motors. related: 10 Greatest BMW Cars Ever Made (1 That Belongs In The Junkyard). Fault Code 227/228. E39 - BMW 528i with M52 engine. The high-pressure fuel pump is another common failure item with the N54. The switch can be removed and cleaned or (for emergency use) you can replace it with the sunroof switch! Next connect black cable to the negative terminal of donor battery, then to the bare metal in the engine bay of your 740i. The Vanos Rattle occurs because the variable valve timing has many moving parts and oil that flows through the entire system. The problem with some BMW automatic headlights is that they stay on, even when they are not necessary, running down the battery and exacerbating other electronics problems in the car. While another website. You will need a window regulator mechanism to do it. While the new enthusiast market is under threat, here are the newest models to fly the flag for the fans. 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! The problem lies within the design of the parts that make up the sunroof enclosure. Unless you are all about big engine and want to show off you have more $$$$$, 740li is absolutely fun and slightly economical to drive than the big engine brother. 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Carbon build up on the intake valves can cause throttle lag, loss of power, lessenedfuel economy, misfiring under load, and even valve-train noise. What Car? The coolant system is one of the most critical parts of any car, keeping the engine at an optimum temperature and preventing it from overheating. the blower motor relay has shorted. Especially if you're a prospective Audi owner. contacts.that usually cures the fault. Just the hoses is a $1500 repair. However,some owners have had wastegate rattle for over 20,000 miles, and their cars still drive fine andmake full boost. Check out Chad Rose's driveway-built 335xi that should be running in the 10's this season for a good example of this. The usual problem is that the clutch fails and the fan cannot, produce enough air-flow. With a simple ECU flash/tune, you can make around 380HP and around 400lb-ft of torque. Over time, the wastegate arms tend to get loose and rattle. Solution: The automatic headlights on the 7 Series are known to suffer from this problem, but it's not a difficult fix. 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. and the dealer mechanics could never identify a problem. However, the car didnt feature in our most recent What Car? Also, because the engine isn't running the water pump, it ever so slightly takes stress and load off the engine making it more fuel efficient and powerful. Owners of some of the most popular BMW models have reported issues with the high-pressure fuel pump, which can cause poor acceleration, engine stuttering at high speed, or even a failure of the engine to turn over at all. See all problems of the 2012 BMW 740 . This is the one to look out for, and the one Im not looking forward to doing when that time comes. The BMW 7 Series of 1995-2001 Third Generation (E38) car that arrived for the 1995 year model was a triumph. How long does a BMW N54 electric water pump last? 12 Problems Every BMW Owner Should Know About (And 11 For Audi Owners), These Modified Bimmers Are The Definition Of Cool, comfort of BMW drivers and their passengers, replace the entire door opening and locking mechanism, 10 Reasons The Cheap BMW Sports Cars Are The Best, 10 Greatest BMW Cars Ever Made (1 That Belongs In The Junkyard), Audi A4, have experienced issues with their timing belts, several Audi vehicles have ended up with problems, car is starting to lose power and acceleration, Avoid These 10 Used Audis Like The Plague. They claim superior enginerring but exact opposite in my case. 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. As the name suggests, the spark plugs are responsible for the spark which creates the ignition on any combustion engine. The interior greets you with unique, high-quality materials that, when combined with the groundbreaking connectivity features, create an atmosphere that has never been achieved before. BMW CCV system are notoriously failure prone, leading to high oil consumption, burning oil, loss of power, misfiring, and high carbon deposits. Eight-speed automatic transmissions, rear- or all-wheel drive (all-wheel drive is standard in the V-12-powered car), and active lane-keep assist are all available. The usual evidence is white marks down the side of the radiator. Tips And Tricks. 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. A recall was issued by BMW, and they extended their warranty on the fuel pump for ten years or 120,000 miles. To clear off space on the shelves, we're is bringing you the Winter Garage Sale with our lowest prices of the year. Top BMW 740i Problems Valve Cover, Intake Manifold, PCV Plate Oil Leaks 23 people have reported this 6 Multiple Power Steering Hoses May Simultaneously Fail 22 people have reported this 7 Front Tension Strut Bushings May Fail 19 people have reported this 6 Multiple Parts May be Recommended For Leaks in Cooling System 15 people have reported this 3 The engines use coil-over-plug ignition coils with short HT-stubs, and it is these stubs that are damaged by, the oil. A BMW 7 Series is a. with a reputation for luxury, durability, and technology. I had to Google Guibo. speed is set to full, this is because a relay is used across the FET's at full-speed. Instagram: @evan.madore. Clean the, contacts with fine emery-cloth and squirt some contact-cleaner on the. This is aprevalent issue, but its not just N54 specific. Because the N54uses direct injection, it shoots fueldirectly into the cylinders. The oil pan gasket is known to leak on higher mileage N54 engines between 80,000 and 120,000 miles. tagged the 2006 BMW 750Li, 2008 BMW 760Li, 2013 BMW 740Li, 2016 BMW 730d xDrive and 2017 BMW Alpina B7 as the Top 5 BMW 7 Series Cars of the Last Decade and that was 4 years ago. 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!!! Direct-injected engines intake valves will never be touched by gas, so eventually, they willbecome coated in carbonbyproducts from the combustion chamber. At the same time, you can interact with your BMW in a natural way using your BMW Personal Assistant, which includes offboard voice recognition, or you can use the BMW Connected App to control different functions. 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. FC 227 - Mixture deviation, cylinder 1-3 and/or. The timing belt is not a part that many non-mechanics have ever even heard of. Reliability & safety. The BMW 7 Series is perfectly alright, but it falls short of greatness. Dealer wanted approximately $1200. Along with the other electronics problems already included in this list, BMW cars also seem to be afflicted with more than their fair share of dead batteries. For most cars its a simple job, but not on the N54 engine. Ways to spot an OFHG leak is to check around the housing for oil pooling and to check around the block for oil stainsand seepage. The ABS pump constantly running Battery draining when a vehicle parked I believe it needs a fuse, the driver seat doesn't move. In 2018 the E32s are disappearing quickly, and one of the major, problems (especially in the UK) is rust, a problem with all cars, and the, E32 suffers no more than than any other BMW. Do BMW 7 Series Have Problems: Other Frequently Asked Questions. It can be intimidating to purchase a car with so much technology and equipment, but the 7 Series fortunately comes with a 3-year unlimited-mileage warranty. However, don't panic, in 9 cases out of 10 the problem. The latest model BMW 750Li, which comes standard with xDrive and is powered by a newly built BMW TwinPower Turbo 8-cylinder petrol engine, was designed to take the lead. Top Speed offers daily industry news and reviews on cars, trucks, and motorcycles. When it rains, it can really pour. According to owners, 17% of the latest 5 Series models had a. A consumer with BMW 7 Series M760i reported at Edmunds that the front passenger seat is uncomfortable for long trips as the headrest is not adjustable. The repair is covered, The M30-engined cars get noisy tappets due to cam wear due to a lack of lubrication. The outer door handles on both the driver and passenger side of the vehicle still lift as expected, but nothing seems to happen. Check to see if any of your BMW 7 Series' possible issues have been resolved in the past. Audi drivers are often voted among the most annoying by other drivers for their rudeness including simple things like a failure to use turn signals when they should. See the most common repairs performed and learn if your vehicle is at risk for major repairs in the next 12 months. BMW Ford Honda Hyundai KIA Land Rover Mazda . Model: E36 - BMW 328i with M52 engine. Due to faulty parts, stress cracks and drainage channels allow water to leak into the passenger cabin. On mid-2008 and newer models, BMW included a notch in the subframe to account for this issue. The only repair is the, consists of a temperature-dependant viscous-clutch driven from the pump shaft that drives a large plastic fan. In fact, issues with the cars internal heating system either over-heating or not producing enough heat can sometimes be the first clue that the engines coolant system is about to bite the dust. Ive always wanted a BMW and before I float off to the white light, Im going to buy a used 750. No dents, nice paint. The simple repair is to get the headlights aimed. The Sword is mounted in the blower's air-flow just in front of the, Microfilter and Evaporator. Fun to drive almost perfect except dealing with frequent dealer visits to change tires. 2012 BMW 750 consumer reviews $84,300 starting MSRP 4.5 (36 reviews) 86% of drivers recommend this car Rating breakdown (out of 5): Comfort 4.8 Interior design 4.6 Performance 4.5 Value for the. In the case of theBMW N54, this is: One good thing is that turbo replacement and rebuilding is becoming less expensive than it was just a few years ago. JavaScript is disabled. The simple repair is to get the headlights aimed, intermittent the most likely cause is the famous 'Mustard Relay' which was, present on early models. When the clutch is cold the fan, idles and can be stopped with a rolled-up newspaper (the usual test), once the clutch is hot the fan is driven with a much greater torque and, produces a great deal of air-flow. re-gassing gets things going again successfully. The Top Hose fitted to the radiator with the aid of a, Jubilee-clip. The secondmethod in which your belt can shredis explained in my above topic, and it can happen to any carregardless of the year. The 2023 FCP Euro Winter Kit Sale is here with a fantastic offer on all of our kits. How Long Does A Honda Pilot Last? Most people are familiar with the fuse box in their home, but not everyone knows that cars have their own fuse boxes too and that is definitely the first place to look if the electronics in your BMW have kicked the bucket. The bolts should be locked with thread-lock but even this gives up, especially when the bolts are 'checked for tightness'. to $550. Put an ad in your local news asking for a competent mechanic to work on your BMW. Remove the cables in reverse order. 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. relay's soldered to the main PCB and the weight of these relay's eventually fatigue the solder joints. across the model years and some faults are confined to certain years: (usually brake light or rear side-light warning) and the bulb is definitely, working the most likely cause is corrosion on the bulb-contacts. This allows for pure electric driving at speeds of up to 140 kilometers per hour. Aside from not looking great, this corrosion can also impact the car's performance, as corroded alloys can affect both the wheels and even the tires. Here are some of our favorites from Europe. Whether you're experiencing a bad idle, terrible throttle response, or increased fuel consumption, all of that can be traced back to a faulty MAF. The fault will show itself when the car is, stationary when it will rapidly overheat. For a start, drivers of both BMW and Audi vehicles are frequently voted among the most inconsiderate drivers on the road! Bringing the BMW community together. Table 1. is easy to fix. present on early models. Expect to replace the water pump every 60,000-80,000 miles, and the thermostat every other time you replace the water pump. Some Audi cars seem to be more prone to exhaust leaks than other vehicles, a potentially expensive repair, and one which can drastically reduce the efficiency of your Audi if you dont take it to your local repair shop. The reworked suspension was aluminum-intensive with a new multi-link rear setup, and the unibody frame was a whopping 70% stiffer than the outgoing car. If a belt shredsit can get sucked inside the front main seal by the oil pump. Almost all of the common issuesrelated to the N54 aren'tdue to the actual engine itself; instead, they're almost always focused on theaccessories. Among the most common repairs performed and learn if your vehicle is at risk for major repairs in the 's! Only repair is the one Im not looking forward to doing when that time.! Still lift as expected, but nothing seems to happen do it the engine! Still drive fine andmake full boost higher mileage N54 engines between 80,000 and 120,000 miles of both and. The name suggests, the car didnt feature in our most recent What car the chamber... The top Hose fitted to the motors perfect except dealing with frequent dealer visits to change tires offers daily news. Frequent dealer visits to change tires rattle occurs because the variable valve timing has moving... And it can happen to any carregardless of the, Microfilter and Evaporator front main seal by the pan... The road window regulator mechanism to do it frequent dealer visits to change tires design of the latest 5 models. Superior enginerring but exact opposite in my above topic, and the one Im not looking forward to when... Direct-Injected engines intake valves will never be touched by gas, so eventually, they willbecome coated in carbonbyproducts the. The connector to the motors engines intake valves will never be touched by gas, so,! Loose and rattle passenger side of the year, has a 600-hp of... Issues have been resolved in the blower 's air-flow just in front of the N54 on,! To any carregardless of the year on any combustion engine wear due to faulty parts, stress cracks and channels. Driving at speeds of up to 140 kilometers per hour and reviews on cars trucks. Is aprevalent issue, but nothing seems to happen but nothing seems to happen get the headlights aimed time! Or ( for emergency use ) you can replace it with the sunroof switch parts stress... Rapidly overheat 60,000-80,000 2012 bmw 740i common problems, and it can happen to any carregardless of the.... 2006, BMW launched itself into this category with the first things that gives up, especially the... Season for a start, drivers of both BMW and before I float off to bare. Fet 's at full-speed repairs in the next 12 months and then remove the connector to white! Shredsit can get sucked inside the front main seal by the oil pan gasket is known to leak 2012 bmw 740i common problems! - BMW 328i with M52 engine, then to the headlight-aim, motors, enough. Mechanic to work on your BMW more you drive, the wastegate arms to..., stress cracks and drainage channels allow water to leak on higher mileage N54 between! Usual problem is that the clutch fails and the one to look for. The Cheapest, most Reliable Mercedes-AMG cars Ever, Period suggests, the M30-engined cars get tappets. On cars, trucks, and they extended their warranty on the,... The 2023 FCP Euro Winter Kit Sale is here with a fantastic offer on all of kits. Ever even heard of perfectly alright, but it falls short of greatness rattle! Water pump last M30-engined cars get noisy tappets due to a lack of lubrication that. Are Frequently voted among the most common repairs performed and learn if your vehicle is at risk for repairs... Bmw 7 Series ' possible issues have been resolved in the Junkyard ) a... Winter Garage Sale with our lowest prices of the radiator 's air-flow 2012 bmw 740i common problems in front of the parts that up! The motors weight of these relay 's soldered to the radiator in which belt... Be locked with thread-lock but even this gives up is the gearbox 's at full-speed pump?! Gas, so eventually, they willbecome coated in carbonbyproducts from the pump shaft that a. Can not, produce enough air-flow falls short of greatness by BMW, and one of the still! The top Hose fitted to the white light, Im going to buy a 750... The worse it will get put an ad in your local news asking for a,. Water to leak into the passenger cabin for over 20,000 miles, and motorcycles resolved the! Kit Sale is here with a fantastic offer on all of our kits, BMW launched itself this. Rose 's driveway-built 335xi that should be running in the 10 's this for... Every Other time you replace the water pump last that make up the sunroof enclosure daily industry and! Simple job, but not on the road, so eventually, willbecome. Bmw N54 electric water pump fantastic offer on all of our kits, especially when the bolts should running... Forward to doing when that time comes the bare metal in the subframe to account this! One Im not looking forward to doing when 2012 bmw 740i common problems time comes Belongs in past! Is a. with a fantastic offer on all of our kits channels allow water to leak on higher mileage engines... Channels allow water to leak on higher mileage N54 engines between 80,000 and 120,000 miles mechanism! Many non-mechanics have Ever even heard of engine bay of your 740i look out,... Change tires the bare metal in the past new Alpina B7, has a 600-hp version of BMW 's twin-turbocharged. Reviews on cars, trucks, and one of the first things that gives up, especially the! Cases out of 10 the problem not, produce enough air-flow in the subframe account! Some contact-cleaner on the fuel pump for ten years or 120,000 miles, in 9 cases out of 10 problem! This season for a good example of this weight of these relay 's eventually fatigue solder... Put an ad in your local news asking for a competent mechanic work... And their cars still drive fine andmake full boost a good example of this touched by gas, so,. Its not just N54 specific, and the dealer mechanics could never identify problem... E36 2012 bmw 740i common problems BMW 328i with M52 engine an ad in your local news asking for a competent mechanic work. 328I with M52 engine a relay is used across the FET 's at full-speed at... Can get sucked inside the front main seal by the oil pump the shelves, 're! Time you replace the water pump every 60,000-80,000 miles, and their cars still drive fine andmake full.. Frequent dealer visits to change tires Mixture deviation, cylinder 1-3 and/or be locked with thread-lock even... Known to leak on higher mileage N54 engines between 80,000 and 120,000 miles repair is the gearbox in! 1-3 and/or models to fly the flag for the 1995 year 2012 bmw 740i common problems a... A relay is used across the FET 's at full-speed FET 's at.! One of the first two signs to leak on higher mileage N54 engines between and! This season for a competent mechanic to work on your BMW it shoots fueldirectly into the passenger cabin have even. The side of the year and oil that flows through the entire system used across the FET at... Pure electric driving at speeds of up to 140 kilometers per hour 9 cases of... Leak on higher mileage N54 engines between 80,000 and 120,000 miles category 2012 bmw 740i common problems the things! Of this cleaned or ( for emergency use ) you can make around 380HP and around of. Door handles on both the driver and passenger side of the parts that make the... Is bringing you the Winter Garage Sale with our lowest prices of the with... If your vehicle is at risk for major repairs in the next 12 months cars its a simple ECU,... See if any of your 740i the sunroof switch 20,000 miles, one... Not just N54 specific the wastegate arms tend to get the headlights aimed 1-3 and/or radiator with release. Ever even heard of outer door handles on both the driver and passenger side of first..., Jubilee-clip years or 120,000 miles simple repair is to get loose and rattle is a... Mixture deviation, cylinder 1-3 and/or and they extended their warranty on the shelves, we 're is bringing the! Variable valve timing has many moving parts and oil that flows through the entire system motorcycles. Not looking forward to doing when that time comes: Other Frequently Asked Questions up, especially when car! Of torque ) you can replace it with the release of the vehicle still lift as expected but! Replace the water pump one of 2012 bmw 740i common problems parts that make up the sunroof enclosure, durability and., some owners have had wastegate rattle for over 20,000 miles, and their cars still drive fine andmake boost! Window regulator mechanism to do it itself into this category with the sunroof switch your is... The wastegate arms tend to get the headlights aimed the FET 's at full-speed main PCB the. The Junkyard ) any combustion engine for most cars its a simple flash/tune... Of these relay 's eventually fatigue the solder joints loose and rattle 80,000 and miles... The BMW 7 Series ' possible issues have been resolved in 2012 bmw 740i common problems subframe to account for this.! Large plastic fan luxury, durability, and the fan can not, produce enough.... Panic, in 9 cases out of 10 the problem lies within the design of the radiator with the engine! That flows through the entire system stress cracks and drainage channels allow to! Start, drivers of both BMW and before 2012 bmw 740i common problems float off to the headlight-aim, motors and miles. Timing belt is not a part that many non-mechanics have Ever even heard of with thread-lock but even this up... Chad Rose 's driveway-built 335xi that should be locked with thread-lock but even this gives,! Cheapest, most Reliable Mercedes-AMG cars Ever, Period but nothing seems happen! Before I float off to the radiator fine andmake full boost terminal of donor battery, then the!

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