That is excellent that those repair jobs were previously performed. These warranty extensions only apply to the United States. I have done a lot of service , Just change your oil every 4,000- 5,000 miles Thank you, this is great info. Before my car hit 90k all on this list except the turbos had to be replaced and a carbon cleaning was required. Archived from on 10 March 2016.
Best of luck in your decision on purchasing the car. As mentioned above, the injectors spray the with gasoline. What is an N54 Wastegate and Why is it Important? Read on to learn why these injectors leak, what the symptoms are, and how to avoid this problem all together. How likely is it that these issues will not reemerge for a long time to come? The transmission finally picks a gear, which results in the car suddenly lurching forward, sometimes invoking the anti-skip control. Valve Cover Oil Leak Another common area prone to problems is the N54 valve cover, and the. See the full list of safety features.
It might be tough to find one with an n54 under warranty still. Then came the 300-horsepower turbo 3. The dealer was notified and advised the contact that she needed to turn the vehicle off for 15 minutes to correct the failure. This is a fantastic question. I can say that all of the above are problems almost anyone will have before 80k miles.
Car has been overall reliable. But not as responsive to mods. This post is going to cover the most common N54 engine problems, along with the symptoms and error codes to be able to identify them. Sure, the 3 Series seems overhyped at times, but that's because, simply put, it's a very good car. In this case, running higher levels of boost psi on your turbochargers will likely increase your chances of Wastegate failure.
If you are lucky enough to get a warning sign or two, you will experience something like the below. The failure mileage was 58,000. Zach, many thanks for your reply, that helps a lot. Typically, the aforementioned items have symptoms that build up overtime but they are some common issues that frequently cause headaches with the N54. But I promise most of the others are.
Therefore the valve and the ports do not get cleaned by the gasoline and other detergents as they normally would. A crack requires both the cover and gasket to be replaced. Before my car hit 90k all on this list except the turbos had to be replaced and a carbon cleaning was required. This post is going to cover the most common N54 engine problems, along with the symptoms and error codes to be able to identify them. The car has been running a Dinan Stage 1 Performance Software upgrade since around 2009 as well. Why do N54 Fuel Injectors get clogged? Read on to learn why these injectors leak, what the symptoms are, and how to avoid this problem all together.
Audi, Cadillac and Infiniti hovered around 20,000. Direct injection shoots gasoline into the cylinder, instead of the back of the valve. My wife had a leak for a while and kept driving and adding oil. You are spot on about the support in the N54 community. The boost pressure is 8.
But I promise most of the others are. N54 Carbon Build-up If you read our fuel injectors section above, we touched on natural carbon buildup inside the N54 engines and how it can lead to problems with the injectors. Walnut Blasting your N54 to Remove Carbon Build-up Once your N54 hits roughly 45,000 miles, it likely has a good amount of carbon built up inside of the valves. Walnut blasting, for lack of better words, blasts all the carbon gunk built up in your engine away. The N54 has two small low-pressure turbochargers to minimise. The 335i models are powered by a twin-turbocharged version of the same 6-cylinder engine. Zach is upwards of 100k on his 335i, and still running on his stock pump, although we blew one on our 535i way before 70k too.