bmw check engine light but car runs fine

Even though it can be a really simple issue that can be fixed easily its always best to take precaution and find out exactly what is causing the light to go on. Got the code read and it says vanos mechanism.

Check Engine Light On But Car Runs Fine Causes And Solutions

Often BMW drives fine.

. The fuel pump is what provides pressurized fuel to the fuel injectors. Lower your speed and locate the nearest auto shop. Ignoring this warning can cause the catalytic converter to become damaged.

Also the head gasket is another part that could possibly cause your BMWs engine to. Fortunately BMW of Fremont is here to help you figure out what might be wrong and what your next steps should be. The car drives perfectly fine however what i have noticed.

Your car could be experiencing severe misfiring in your engine. However a flashing engine check light indicates that it is a serious problem that requires your immediate attention. If you own a BMW and your check engine light comes on and stays on you should have it checked out soon.

Your gas cap is loose broken or simply missing. Understanding the Diagnostic Trouble Codes. Check Engine Light - Half Yellow.

Cracked and loose hoses. As soon as it came on I felt the car shaking slightly. If this is happening unburned fuel will be.

Service Engine Soon - SES Light SES light doesnt always mean there is a major engine problem. A blinking or flashing EML usually informs the driver of engine misfires which can leave your driving performance lowered and your BMW running rough. BMW may run and drive fine.

The check engine light stays on because it is drawing your attention to a more detailed clear message using your vehicles Diagnostic Trouble Codes. Your BMW vehicle combines fuel and air to cause the engine to fire properly. Dont ignore this light.

Also the car was not accelerating like it should. Had a certified mechanic do the job. Its always a good idea to visit a BMW specialist to make sure youre not putting your vehicles health at risk by not.

Your gas cap is loose broken or simply missing. Below we have highlighted the most common causes of a check engine light. The check engine light meaning can vary depending on whether it is a solid or flashing light.

The car runs great and everything seems to be fine. I cleaned the vanos out and the check engine light was gone for about 2 weeks. Randomly i was driving yesterday and out of no where the check engine light came on.

It is an issue were the brown ground wire that goes into the lamp housing melts at the connector causing a. If the check engine light on your BMW does come on it is advisable to come directly to the ASE certified BMW service and repair. You see the gas cap needs to seal tightly to keep the pressure of your whole system where it should be so a loose cap can actually create some very real problems.

Ranging from minor to major a slew of things can trigger the check engine light to come on in your BMW including but not limited to. Discussion Starter 1 Jan 11 2012. Then went to drive it again and it came back on and stayed on.

A check engine light is only half of the warning your BMW sends to your dashboard when an engine or emissions issue is detected. Both a solid and flashing engine check light indicates that a problem has been detected. Only show this user.

The check engine light could be any number of things and the only way to find out is have the codes scanned. Check Engine Light - Yellow CEL Engine Block Symbol in Dashboard. Read BMW fault codes.

Worn out spark plugs and wiring. This is the most simple and most common cause for check engine light illumination and should always be ruled out first. The problem can even be as simple as forgetting to tighten your gas cap in fact this is the most common.

However I noticed that the check engine light came on couple of times before an oil change. Other more serious issues could be a defective O2 sensor an exhaust leak or even the catalytic converter. These problems can range from faults within the electrical system the engine fluid levels or to problems within the cars emissions system.

Other reasons include a circuit problem the catalyst system working below its threshold and issues with the. The car still jerks with RPM jumping. If your BMW check engine light is blinking this typically is indicating that you have a more serious problem in your emission system.

No matter what gear I was in it felt like half the power as usual. Only show this user. However after an oil change the check engine light came on more frequently and a whining.

Below we have highlighted the most common causes of a check engine light. The frustrating thing is that a lot of different issues can cause your BMW check engine light to come on including a faulty fuel injector worn-out spark plug and even a loose gas cap. The Check Engine Light CEL is never good news when it comes on in your car.

Two days later engine light comes back on. The whole purpose of the check engine light is to illuminate whenever there is a problem. If you see a.

The check engine light in BMWs is designed to let you know that something is not right and needs attention. This process can be affected by a number of parts one of such part is the crank position sensor. I replaced them code did go away for few days.

If you fill up your BMW but forget to tighten the gas cap the system will detect the fault and turn on the light. At a minimum something as simple as your gas cap may be loose or it could be a failed sensor wiring connector. Hi guys Im new to the forums and would just like some information.

Discussion Starter 1 May 31 2015. The brake light issue is common on E46 3 series. I recently purchased a 2001 BMW 325i with 66K miles.

Ignoring it if the car runs and drives fine may seem reasonable for some time. Flashing Check Engine Light Meaning. The problem is often minor such as a loose gas cap.

A wide array of issues can cause a check engine light to come on some more serious than others. So my M3s check engine light just randomly come on restarted the car it was gone. I have decided to replace them with a better OEM vanos.

Lake Villa IL BMW Service Experts. There are many reasons why a check engine light turns on. Faulty mass air flow sensor.

Fortunately BMW of The Woodlands is here to help you figure out what might be wrong and what your next steps should be. Worse yet it could be a larger problem like an expensive emissions fault. It can be anything from a loose gas cap to an internal engine problem.

A wide array of issues can cause a check engine light to come on some more serious than others.

Top 5 Reasons Why Your Bmw Check Engine Light Will Come On Auto Technik