Is the n47 engine a bad choice? : r/BMW - Reddit
网页2022年3月8日 · Generally speaking, the N47 is a pretty great engine. Decent performance with loads of torque available low in the rev range. People will say that the N47 is the worst BMW engine ever due to the timing chain issue. The timing gear on these engines are known to fail, to the point that BMW issued a recall for the timing chain gear a little while.
145k miles on bmw 320d N47 engine, should I replace timing chain?
网页2022年10月19日 · The N47 is a particularly problematic one and BMW actually had recalls out for various ones in the past. If you've got a good service history and it was bought via an approved dealer you might be in lucky to get it replaced but £1500 is actually a reasonable quote considering this was the going rate back in 2009-10 when the problem first ...
BMW N47 - BENT VALVES : r/MechanicAdvice - Reddit
网页2021年2月1日 · Both camshafts are unusable and one will likely be bent, you'll feel this clearly when rotating the shafts by hand in the cam carrier once removed. If you're lucky cam carrier can be re-used, just repace cams, all valves, use thickest gasket and get the head skimmed, you'll be golden. Use the time waiting for head work to clean inlet manifold ...
Need Help, Diesel Injectors issue, BMW N47 Engine
网页2021年11月21日 · I checked the statistics using the Bimmer-tool app with a K+dcan cable and OTG adapter and when I look at the injector section it read -. Injector 1 = +6.01 mg/stk. Injector 2 = -6.00 mg/stk. Injector 3 = +6.01 mg/stk. Injector 4 = -6.00 mg/stk. I don't know what these numbers should be if someone could clarify I would be grateful.
N47 coolant leak, toped up with regular water : r/BmwTech - Reddit
网页2022年4月28日 · And what should I do to fix it. (F10 525d with n47) Firstly, examine the system and look for dried coolant because you have a leak somewhere. Odds are it's a hose, radiator or other item that will need to be replaced. You'll need to drain the coolant since you put regular water into it and put 50/50 back in. I keep a basic tool kit and jug of ...
Question about the N47 : r/BmwTech - Reddit
网页2019年9月2日 · 1. Reply. Dangthe • 4 yr. ago. I replaced the timing chain on my N47, the mechanic said that the new chain is not made from the exact same material and the teeth on the chain guide are different so they cannot 'eat away' the chain which is the main issue on the factory-fitted ones. Take this information with a grain of salt because it can be ...
BMW N47 rough idle : r/BMW - Reddit
网页2020年3月25日 · BMW N47 rough idle. My bmw 118d (N47 engine) has all of a sudden gotten this roughness in the idle on a cold start, the whole car will nearly shake in a cycle but once drive for a few minutes that roughness will go away, the car also seems to get very heat which it never done before. I like to fix things myself and have a bit of experience at ...
BMW n47 exhaust backpressure sensor : r/BmwTech - Reddit
网页2022年5月11日 · Diagnose it with ISTA and see where it takes you. I had the same issue (without glow plug faults). The issue is exactly as read: exhaust back pressure sensor. The pressure sensor on the DPF wants replacing. It throws this code when readings from the sensor are nonsensical. :-) So I have A N47, I had glowplugs faults and exhaust …
BMW n47 fuel rail pressure/delivery controlled issues
网页2023年2月19日 · BMW n47 fuel rail pressure/delivery controlled issues. Bought a pretty sweet scrappy E90 320d a few months ago. Had issues with hard starting when warm. Idled perfect, no smoke, new timing chain and had an egr code so bought it. Also gave low fuel rail pressure code under hard acceleration. Had no diesel cap, full of water.
BMW (28d/N47) vs Mercedes (250/OM651) 4 cylinder diesel : …
网页2018年11月9日 · BMW (28d/N47) vs Mercedes (250/OM651) 4 cylinder diesel. Hello, I am pondering the idea of getting a 4 cylinder diesel car/suv. I have another thread asking about the BMW's diesel which hasn't been too positive. Has anyone had experience with mercedes OM651 2.1 twin turbo engine or is it a bigger headache than BMW's N47?