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335i

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Question
Oil filter housing leak affect turbos?
Hello. P112F is the trouble code for "Manifold Absolute Pressure to Throttle Angle - Too High (Bank 1)." If the computer detects that the ratio between the throttle and manifold absolute pressure readings is too high it will set off...
Question
My car will not crank and has a yellow exclamation point on the dash.
Hi there. There seems to be a couple of things that are not functioning. First the battery seems to have a low power and possibly a burned cell. Also, the fuel system may have air in it due to running...
Question
Clicking sound when turning over.
It sounds like you may have a weak battery (as indicated by the key not being recognized by the vehicle when in range) or potentially a faulty starter solenoid. The starter solenoid is located on the starter and has internal...
Question
I have a 2008 BMW 335i battery died. I have been told I need to have it mated or registered to my electrical system to prevent ove
Hi there. This video is a pretty good tutorial on removing and replacing the battery on your 335i. You may have to reset the electrics on the vehicle, which this video shows how to accomplish this step. There is no...
Question
Does it use 92 octane
There is a good chance this vehicle was designed to run on 91 or higher rated octane fuel. To find out for sure, check the sticker on the fuel filler door, read the owners manual or contact your local dealer...
Question
How do I know if it is the Water Pump or thermostat that needs replacing?
In your question, you have not stated the "fault" you are experiencing, consequently I will assume it is overheating. If not, please write back in with clarification so that we can best assist you. There are a myriad of causes...
Question
Just drained/replaced coolant and now the temp gauge doesn't work
Some vehicles have air purge points that must be opened when coolant is re-filled. If you don't open the purge points to force the air out as you add coolant in, air can get trapped in cooling passageways and that...
Question
Car hiccups or slight jerks at steady rpm
Ignition failures are more common on your car than fuel injector failures, and the mileage would be about right for coil failures. It takes several subsequent misfires for you to be able to notice it on the road, so if...
Question
Intermittent random faults showing up on dash and I drive system. One at a time. Mainly transmission error and lighting system err
Hello. When it comes to power issues while driving, it is typically related to the charging system in some way. A miscommunication with the battery would effect the performance. Before getting too technical, start with the simple stuff. Check the...
Question
Strange rattling/tapping noise at low rpm when accelerating lightly
Hi...the noise can be diagnosed by taking all the belt driven accessories out of the picture by momentarily running the engine without the serpentine belt. If the noise remains, then the search is focused on internal engine parts. If the...
Question
replacement of ac drier cap
The cap itself may be available from the dealer. If the purpose of the seal cap is simply to keep dust out, so long as the selected fastener has the identical thread (pitch and diameter) you can use a metal...
Question
I need my wastegates replaced. The turbos are good but the wastegates are rattling and car goes into limp mode @ high speeds.
Wastegate rattle is a common problem on your car. You can take the turbo's off and re-install them, but then you will need to send them to a turbo specialty shop to have the wastegates changed and the housings re-bushed....
Question
I had a shop from http://BMWmechanicBoca.Com tell me that I may need a battery registered for my BMW
Hello, thank you for writing in. Typically when you are prompted to register a new part or accessory, you are doing so for the warranty. This is a process of contacting the company and letting them know that you have...
Question
Is it hard I install disc brakes
Hi there. If you have never replaced the brakes on a BMW before, I would highly recommend letting a professional mobile mechanic come to your location and replacing the brake pads and rotors for you. BMW anti-lock brakes are very...
Question
Positive battery cable is corroded at junction point. Does the entire cable need to be replaced?
Hello, Depending on how severe the corrosion is and whether the corrosion has caused any damage to the cable itself, it may or may not need to be replaced. Corrosion can cause very minor damage and can be easily removed...
Question
Need an oil pan dropped or something else?
Hello there. Typically when this situation occurs, you will first drain the oil and change the filter before you remove the oil pan. You should recycle the used oil and check it for debris before properly disposing. You should also...
Question
Rough idle and shakes at stops
What you are describing sounds like a dirty or failing idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and...
Question
How much would it cost to replace oil filter housing on my 2007 BMW 335i and replace both rear shock absorbers?
Hi there. When it is possible, we prefer to secure OEM components for all of our replacement part services. When there are situations where aftermarket replacement parts are the only option, we always verify that they are recommended by the...
Question
So my car overheated and turned off on the street i took it to a local shop my first thought was that the water pump had gone bad
Hello, thank you for writing in. The water pump is harder to test, so we start with the cooling system components that are easier to check without invasive inspections. The fans being one that is easy to watch turn on...
Question
My BMW 335i n54 coolant line hose o ring needed to replaced. I think coolant is leaking from there.
The best thing to do is get a coolant pressure test and hook it up to your radiator or reservoir and pressurize the system to 15 psi. If there is a leak, it will appear under a pressure. If you...

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