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535i

This code relates to a fuel tank ventilation/purge system leak. Three years ago, BMW issued a Technical Service Bulletin - TSB (https://static.nhtsa.gov/odi/tsbs/2014/SB-10057341-3735.pdf) that documents a common cause of the code, namely a defective pressure switch. While other faults can cause...

You should remove key FOB from vehicle and close and lock all doors and hood and then let vehicle sit for at least 10 minutes or up to 30 minutes and then using key FOB to unlock doors and see...

Hi there. In most instances, when you have an issue where you turn the key and nothing happens, it's caused by either an ignition relay or starter relay that is damaged. The relay sends an electrical signal to supporting components...

The system is controlled electronically and consequently the controller is a possibility. But, to condemn the controller, there is a long sequence of diagnostic steps (from the Factory Service Manual) that have to be performed. Typically, in diagnostics of this...

Customer wants to change the information from having a wheel hub assembly replacement changed to a CV Joint / CV Shaft replaced on the set up page.

From the description you have provided, your vehicle's cooling system thermostat (https://www.yourmechanic.com/services/thermostat-replacement) may be stuck closed. The cooling system thermostat is designed to quickly bring the engine up to operating temperature. If stuck closed, the result would be the engine...

The life of a clutch depends on several variables. Of course, the type of driving is going to have an impact on the life expectancy, so is the way the driver uses the clutch. If the car is driven hard,...

Hello. The drive train malfunction light indicates the computer has detected an issue with the vehicle's drive train or transmission. This can be caused by many things, ranging from a bad sensor, to the need for a new transmission. As...

Depending on the code received, you could either have separate problem or the O2 sensor code returned due to a misdiagnosis. The codes for O2 sensors can be from the engine running lean, rich, misfiring, or several other reasons. However,...

You may be having problems with the high pressure injectors in one or more cylinders. The injectors tips get clogged with carbon and do not spray good when the engine is cold. The problem may be random and intermittent. You...

Hi There, It sounds like you may have a dirty or failing idle air control valve causing your engine idle to fluctuate and eventually stall. The idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement) is a small valve on the engine's intake system...

What you are describing is likely an electrical fault involving the safety shift interlock. This problem can be diagnosed and resolved on a mobile basis, right at your location, if you request a transmission shift interlock diagnostic/repair (https://www.yourmechanic.com/services/shift-interlock-solenoid-replacement). To temporarily...

Hi There, This is an indicator that usually comes up when you have an oil change. Try the following, which should allow you to reset and start the vehicle: Step 1 Insert key into slot Step 2 Press start/stop button...

Vibration and/or shaking on application of the brakes is often due to faulty rotors (warped, or irregularly worn). If the rotors are replaced, of course the brake pads will have to be replaced as well. The recommended services to request...

Hello - this is a known issue, and BMW has a technical service bulletin out to address this (#385317). A software upgrade to the engine management computer is the repair for this. You should check with your BMW dealer's service...

I believe the "official" procedure for these M30 engines is to: Leave the tensioner until last Install the chain with the crank and cam sprockets on TDC, and the chain tight on the driver side of the chain Use the...

Hello, thanks for writing in. A no start condition with a click noise can be caused by a few things. The most common causes are a bad starter relay (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-starter-relay), or a bad starter or starter solenoid. The starter relay...

You may have a warped rotor (https://www.yourmechanic.com/article/is-it-safe-to-drive-with-warped-rotors), this can be checked with a dial indicator to measure the runout of the suspecting rotor. If the rotor is okay then you may have an ABS problem with the wheel sensor causing...

Depending on the tires you have and, if they are of the run-flat type, your tires run-flat may be loose causing the vibration until it moves into a position that is balanced again. I would recommend having each tire removed...