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325Ci

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Question
Car can't engage gears.
The transmission on these cars have alignment dowels that align the transmission to the engine. the problem happens when the transmission has been removed for a reason. The reinstallation alignment of the transmission is not correct because the dowels are...
Question
Having trouble with convertible top.
Its common for switches and relays to fail after years of reliable use and I think thats exactly what happened here. The first thing to check could be a fuse but after that I would suggest hiring a certified mechanic...
Question
Noisy power steering wheel, regular fluid used
Hello there. It really depends on what type of regular power steering fluid was put into the vehicle. BMW calls for the standard use of Dexron III fluid which is commonly seen. Most over-the-counter regular power steering fluid are basically...
Question
The car occasionally idles high until it stalls
It sounds like this is an intermittent issue. These are generally the hardest to diagnose because they are just infrequent enough to not trip the ECU into triggering a code, but they still have a fault somewhere. The most common...
Question
Delay in shifting, rambling noise when accelerating
Various items can cause similar symptoms to the ones you have described. The most common would be a bad fuel filter, transmission fault, torque converter issue, shift solenoid problem, low fuel pressure, or a failed fuel injector. All of these...
Question
Smoke coming from the engine, the car sat longer
Hello there. When vehicles sit for long periods of time, a few things can happen. A majority of the oil can drain to the bottom of the engine. This means that it might take a second to get pressure when...
Question
Engine turns off when the first gear is shifted
Hello. The most common cause of the car dying once it is put into gear is the transmission torque converter or the fluid level of the transmission. If there are leaks present from the transmission, I would suspect the fluid...
Question
Rough engine noise on startup, idle and low rpms
Hello. From what you describe it would appear that your low oil level may have something to do with the engine noise. First off, if the oil is low I would top it off as soon as possible, as low...
Question
Loud sound when turning.
Hello. There is a manufacturer technical bulletin to replace the power steering pump L-20 with a stronger style L-30 pump. The L-20 pump may not have enough power at lower engines speeds and the L-30 will. To confirm it is...
Question
Power top not going up all the way
There is a shelf in the trunk that can be raised or lowered when the top is completely raised. If the shelf is in the up position, the top will not work. Make sure the shelf is lowered to the...
Question
Water leak causing overheating
Replacing the radiator is a straightforward job. Any time the cooling system is serviced, the rest of the system will need to be tested as well. Do not continue to drive the car with the risk of overheating it. Damage...
Question
Car is taking longer than usual to start
Hello. If this problem occurs more consistently with the "first startup of the day" or after the car has been sitting some time, the problem may be low residual fuel pressure. A check valve in the fuel system should maintain...
Question
Blower motor whine
Hello, thank you for writing in. If it is an aftermarket blower motor, as opposed to an OEM original dealer part, that might account for the noise. That would be my first suspicion, especially if you are sure you have...
Question
Two mechanics have not been able to repair misfire.
Hi there. Check the intake for a possible vacuum leak around the cylinder 4. If there is no vacuum leak around the cylinder number 4, then there could be a burned valve. Check the compression on all of the cylinders...
Question
My car shakes violently
Hello, It sounds like you may have a clogged catalytic converter. This may be a sign of a clogged catalytic converter. The catalytic converter converts toxic exhaust gases into less harmful pollutants that are suitable to be expelled into the...
Question
2001 BMW 325Ci E46 3 series: turns over, no start, no spark, no communication on scanner. New battery was installed.
Hi there. Unfortunately, when the ECU is not connecting to the digital scanner, that's an indication of a failed ECU. This is only something that can be completed by a BMW certified repair facility, as they keep ECU programming pretty...
Question
Calibration?
The intake system should be checked for leaks. A vacuum leak from items like a broken air intake boot, broken/disconnected vacuum lines, or a leaking intake manifold gasket can lean out the air/fuel mixture or disturb intake airflow enough to...
Question
Periodically vehicle runs rough at idle.
Hi there. Most of the codes that are coming on are for a misfire on cylinder number 3. Check the spark plug and wire on cylinder 3 and see if you are getting a good spark. Then check the fuel...
Question
car has misfire and im struggling to rectify the problem
The first thing to check for is air leaks. Any hose or fitting that is off or loose can lead to a misfire and other issues. If you don't find a problem there, you can go about the problem systematically....
Question
My car is not turning over.
Cars will start with no oxygen sensor installed or a sensor that is completely failed. AutoZone has no equipment whatsoever that can DIRECTLY test the operating condition of an oxygen sensor, let alone the training to interpret the waveform that...

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