a luxury German auto & motorcycle maker producing such vehicles as 330i, 540i & x5

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2answers
3k views

Misfire the next morning if car runs only for 15 seconds

So I had this gremlin in my wife's BMW 330i for at least 4 years. The car runs great but once in a while you would start it in the morning and the engine would sound rough with some shaking. After few ...
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1answer
36 views

Will my tyres fit?

I currently have 225/50R16 run flat tyres on my BMW 3 series 320d E90 (2006) and I am looking to get some new alloys. I'm looking at getting 16 Inch BBS SR alloys. They have a width of 7J and an ...
5
votes
2answers
52 views

Is it common for ECU's to maintain individual limit maps for each knock sensor?

Preamble I'm in the process of interpreting my BMW M5's ECU binary with the aid of some nifty scripting and rather informative forum posts. One of the things I've found is that there are knock limit ...
5
votes
1answer
42 views

What is the Carter Gas Filter for?

I'm confused with this, are there any combustion gasses in the carter and why do they need to be filtered? What is the Carter gas filter, where is it located and what is its use? Is there a way to ...
4
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4answers
413 views

BMW E90 M47TU2 EGR clean

I have a BMW E90 2007 with a M47TU2 engine, Can anyone tell me where the EGR valve is, how to get it off and how to clean it (with what?) Thanks
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1answer
1k views

How do I find the correct pins in a CAN-BUS connector?

This question might be too technical for this forum, but I'll give it a go. I have a 2012 BMW R1200R motorcycle with CAN-BUS. I'd like to make an Arduino interface to the connector on the bike, but I ...
2
votes
1answer
21 views

Rough idle in neutral

I have a 6-speed 2012 135i, and whenever I idle in neutral, the car vibrates and makes a noise that I can only describe as sort of a faint grinding sound (it doesn't actually sound as bad as that ...
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0answers
154 views

Car won't start in the cold

everyone! I've googled about this issue, but couldn't find much info. I hope that someone could help. I have cold start issue below -10C(14F). If it just -10C it harder to star, but if temperature ...
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1answer
52 views

BMW 530i Navigation software

My friend has bought a BMW 530i from 2004, manufactured in Germany. The original navigation system installation disk is broken. I wounder if it can be downloaded, burnt to a cd/dvd and installed into ...
5
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2answers
593 views

BMW 530xd E60 2008 diesel possibly fuel pump problem

Car details: BMW 530xd E60 2008-05 Diesel 170kw. The pump is working as it should be, it has been tested in BMW center. Problem is, when I turn the ignition on, the check engine light doesn't come ...
6
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3answers
32k views

What is the difference between BMW 318i, 320i, 325i etc?

I'm wondering what the difference is between the different model numbers in the BMW 3-series. Also, what is the difference between the E30, E36 and E46?
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3answers
2k views

Oil pressure warning light stays on longer after oil change in BMW 320d E46

I have changed the oil a couple of days ago, and I've noticed that the low oil pressure light stays on longer than normal. Normally, it goes out almost immediately (<1s) after starting the engine, ...
4
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1answer
84 views

My car doesn't leak oil but I have to tap it off every 500 miles

I am in a really weird situation. I have a BMW 325i(2002). I bought it second hand and I have been driving it for 5 years. Now, lately I have been having to tap my oil every 500 miles with 2 quarts. ...
2
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1answer
62 views

E46 Check engine light on at high altitude

In my E46 BMW, the yellow check engine light always turns on when visiting Lake Tahoe (altitude ranging from 6000-8000 feet). It usually turns off if I've been there for a couple days. After many ...
4
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1answer
51 views

E46 engine chirps when idling in the morning

The title pretty much sums it up. If I haven't driven the car in a few days, the BMW E46 engine makes a faint chirp for about 30 seconds when I start up the engine. It's more like a rapid chirp, as ...
6
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2answers
1k views

Why are my wires melting together?

I'm currently neck deep in an eletrical shortage issue with my BMW 316i. I found the wires that are blowing my fuses, and it's bad. Like at least 5ft of 8 or more wires fused together behind my ...
6
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2answers
87 views

Why aren't my “street performance” pads performing well on the street?

Background I drive a 1989 BMW 325i, and a few months ago I got a brake lining warning light. I gladly took the opportunity to upgrade from OEM rotors and pads to nice, shiny, new cross-drilled and ...
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0answers
78 views

Car still burning oil after replacing head gasket and rings; what's next?

I have a 1991 BMW e34 525i with 374,000 km which burns oil. I don't have any leaks, and I have little smoke when I go uphill and accelerate. I have replaced the cylinder head gasket set and the ...
2
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2answers
131 views

BMW e36 wont maintain idle

A friend has an e36 that wont maintain idle. The car is driveable but coughs and stops when idling. I've checked the air box and boot and they are in good condition - no leaks. I think spark and ...
3
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1answer
761 views

Mechanic Troubles And A Small Watery Oil Leak

My car is a 2005 BMW 525i E60 with about 180,000km on the clock. It has been well looked after and serviced. I don't get dealer services, but go to a mechanic who has always been good and uses the ...
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2answers
7k views

Are 320d/520d N47 engines made after March 2011 still susceptible to timing chain failure?

I've read all about the dreaded timing chain failure on 320d/520d BMWs with N47 engines manufactured between 2007 and 2011. I wanted to know if models after March 2011 (when they supposedly changed ...
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0answers
76 views

BMW 320i 1992 Gearbox in Sports Mode

My cas is a BMW e36 320i, with an automatic gear box. The gearbox has three modes, Economic, Sports and ICE. When in Economic mode, The gearbox switches smoothly between the 5 speeds, however, the ...
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1answer
255 views

No sound from audio set in BMW7 (E38)

My 95' BMW E38 recently broke down its audio system. I can't hear anything from radio or CD set. It is difficult to find the cause. I even tried connecting only amplifier and radio module (no luck). ...
5
votes
3answers
2k views

Jack points for a 2003 BMW 325i

So I know about the 4 rubber pads on the sides of the car. They make really stable points for my jack stands. Problem is getting my jack stands under the pads if I'm using them to prop up the car. The ...
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0answers
27 views

Low Pressure with New Coolant System

I recently had my head gasket, radiator, thermostat, and hoses replaced on my BMW 318i, but the water pressure is still showing there is a leak somewhere; any idea what is going on?
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3answers
522 views

BMW e36 320i motor looses power significantly out of a sudden

I have a 1992 BMW e36 320i, when i start in the morning, or in cold weather, the cars functions normally and has a lot of power. However, after a little, or when the weather is hot, the car ...
2
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1answer
754 views

Correct procedure and cost repair BMW timing chain (BMW 318ti)

I was looking to buy a used BMW and realised that the one I liked has timing chain. I am more used to timing belts and know that they cost about £200 ($320) to replace. However, I don't have any ...
2
votes
3answers
96 views

Can I put a regular lead acid battery in place of a gel battery in a BMW R110RT?

I just got a 2000 BMW R1100RT and the previous owner told me the battery is 7 years old so I figure it's time to go. I saw this video https://www.youtube.com/watch?v=XEBjekqUV9c and the guy points ...
6
votes
2answers
2k views

BMW 530xd e60 2008 diesel engine turns but won't start

I have a problem with my BMW, just bought it, previous owner hasn't been facing such problems. When the engine is cold for e.g.: after night. Outside temperature is about -4 to +1 degree, engine won't ...
0
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2answers
188 views

Modifying BMW 1.16i to have more horsepower

I'm planning to increase the horsepower of my BMW 1.16i along with some additional make-up modifications. If I'll be making the horsepower upgrade, it will happen using the official software from ...
3
votes
1answer
3k views

Clutch pedal suddenly doesn't go deep enough to engage gears

I was driving normally (no problems, everything going smoothly; never had felt any problems with the clutch, was catching on well etc.) and all of a sudden, with no warning sign or anything (no shock, ...
2
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1answer
67 views

BMW | Engine Struggles and Overheats

I had a problem with the coolant light going on for few minutes after running the car from a cold engine and then it would turn off by itself. I took it to the mechanic and they added coolant and, ...
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0answers
85 views

Car is heating while Coolant Temp Sensor is normal

I bought a BMW 318i and the car heated twice so far while the coolant temperature sensor is normal. If we exclude the possibility that the sensor is malfunctioning, what problem would cause the ...
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3answers
61 views

Drove up a curb in my '94 525i bmw and took a chunk out of the sidewalk

Immediately after going up the curb i put the car into reverse, and then park where i then turned the engine off as quickly as possible. Four of the fan's blade broke off, front right blinker popped ...
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2answers
1k views

BMW 320i e36 VS BMW 325i e36 [closed]

What are the difference between a BMW 320i e36 and BMW 325i e36, Does the 325 engine offer much more power than the 320 engine, what are the Pros and Cons of each one, Thanks
2
votes
3answers
336 views

Adding cruise control to BMW without electronic throttle control

I don't know very much about throttle bodies and stuff, but I do have an interesting question: I just bought a 2000 BMW 323i with the M52TU engine. It would seem that this specific year does not have ...
0
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1answer
50 views

Does my BMW e36 320i 1992 have a Gearbox cooler

Does the BMW e36 come equipped with gearbox coolers, if not, can I install one. Thanks
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4answers
11k views

Can I get bluetooth music enabled in my 2009 BMW 528i?

I just bought a 2009 BMW 528i. It’s my understanding that the car doesn’t support A2DP which is a technology that would allow me to connect to my stereo system via Bluetooth and stream music ...
1
vote
1answer
206 views

How to extract motor from BMW 318 TDS E36 Fuel prepump to clean it

It seems that a clogged motor can make it seem as the prepump (on the pic below) is dead. I noticed that a very small cleanup (external) revived it for a few minutes. Now I would like to take the ...
4
votes
1answer
687 views

Engine suddenly died on uphill, then went back to life after a few tries

Car: BMW 318 TDS Compact. 90HP. 168.000KM Situation: was driving a very intense uphill section at 70km/h, in 4th gear (2.000 rpm). Everything was ok. Engine sound, temperature, etc... Suddenly, ...
4
votes
1answer
96 views

Functionality of buttons on keys.

I recently purchased an old BMW 318is (1994 model, so it really is old) and received two pairs of keys. The keys come with a silver and black pad that has 4 buttons on it. I'm not sure what each ...
1
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1answer
77 views

Engine torque throughput curve is flat or wavy in low gears between 2000 and 4000 rpm

As the title says BMW's (93 E34 525i M50B25TU) engine misbehaves in low gears, namely in 1st and 2nd, most of the time when the engine is cold but sometimes even when it is properly warmed up. The ...
3
votes
7answers
918 views

Good resources for BMW repair, diagrams? Besides Mechanics.stackexchange.com

I have a 2003 BMW 325i and I wanted to know where I could find good technical documentation on it. I presume there is a maintenance manual or a Climber guide. Being that this is the age of the ...
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1answer
58 views

BMW 330Xi tire rim broken

New tire started leaking air just to find out that the tire is alright and the air taking pin is also fine. the rim is cracked from inside. I've no clue how that can happen. Also, my mechanic is ...
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0answers
56 views

Car Audio wiring

BMW E46 Android head unit A little context: I have a head unit, that I want to have constant power through ACC. Basically, it's an android tablet customized for my car, but the manufacturer ...
2
votes
2answers
624 views

On a BMW E46 330Ci, is it necessary to pull the handbrake lever when you're in 'P' mode?

My flatmate drives a 2001 BMW E46 330Ci automatic transmission. I sat next to him while he drove us to the supermarket. When we arrived, I noticed that he only put the gear lever into 'P' and switch ...
2
votes
2answers
561 views

Are ignition coils easy to replace on a BMW 318i 2.0L 2007 msport model?

They'll cost me £21.06 each. I watched a video on YouTube that showed a guy clipping of the engine cover and pulling out and plugging in the coils. I'm not 100% sure what BMW model this was but it ...
3
votes
1answer
100 views

How to reach bolt at the rear of BMW M41 Engine?

I can't manage to properly reach the top right screw (zoom picture of it on the second picture). How could I do that ? (the tool I have is too long to be able to go on the rear, there is nearly no ...
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2answers
600 views

Remote locking button stopped working with 1997 BMW 728i

I have a 1997 E38 with a very strange problem with the remote locking mechanism. I'm able to unlock the doors and open the bootlid, but the locking button doesn't lock the doors anymore. It used to, ...
3
votes
2answers
2k views

Car I test drove had a high clutch engagement point; why?

I test drove a 2002 BMW 325xi with 80,000 miles on it the other day and while it didn't have any major issues cosmetically or mechanically from what I could see, there was something strange about the ...