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4

From what I understand and how I've seen it used. If the ignition is off it uses the residual heat from the engine to warm the car. In order to validate my claim, turn your car off and hit the button. You may need to try it with the key in it. Interested if I'm correct. Please follow up. :-)


3

It is part of the air induction system. It is called a Suction Hood. BMW part number 13717541738. It can be found as #15 in the diagram below. Source


2

You asked, Could this cause the tyre to blow? The answer is yes. When springs break, the larger piece often remains "in place" and under compression by the vehicle's weight - the issue caused by this is that the car will ride lower on that corner. In your case, the car is riding low enough for the tire to be contacting the inside of the wheel well ...


2

I’m probably waaay too late to this party, but I thought I’d chime in. The E90s are a bit of a paradox, much more reliable than the E92s and above, but the start of the end for our beloved Bavarian Bimmers. The E90s’ N43/44/45 and N52/53/54/55 engines have an issue all owners should be aware of, faulty ignition coils. The engines run like a dream, up to ...


1

Paulster2 has the right idea but the best answer for BMWs is to look at realoem.com this provides a view into the actual BMW parts database. It also covers all markets, so you can easily figure out what parts are on your car and then by clicking on the part number it will show you all the cars where that part was used. In the case of your ignition coil you ...


1

Your 320i is a European model. If you're looking for parts from the States, you won't find them there. Looking on this website, I found a Bosch part number for your ignition coil which is PN: 0221504471 ... here in the States, the coil for a 325i is shown as Bosch PN: 0221504470. The two parts certainly look the same and are probably interchangeable, but ...


1

According to installation instructions for a cd changer retrofit on an E90 linked here, yes you will need to code the car for it. Coding the car will require an INPA OBD2 cable (purchased on Amazon, eBay, etc.) and the appropriate BMW progman software. Some INPA cables will come with software, but it's usually best to get the latest versions. If you have a ...


1

Location It's located between your throttle body and the manifold. You would remove the air intake and the throttle body from the manifold to best accesss the EGR and clean it. Video Here is a youtube video cleaning of an EGR (exhaust gas re-circulation) valve that is a similar model to yours. Supplies To clean the valve you will want carb/brake cleaner to ...


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BMW use valve overlap to serve EGR. Most if not all of BMW engines DO NOT have an EGR valve. They use a system on the engine that they have named VANOS. This system changes the cam shaft timing so that it allows exhaust gas to remain in the cylinder during the inlet stroke. This has the same effect as an EGR system. www.bimmerforums.co.uk has a very good and ...


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