Test the fuel injectors to ensure a leaky injector is not the problem. Leaky injectors – One leaking fuel injector can cause the same symptoms and even trigger fault codes in the EKPS module.If you are experiencing problems where the car will run rough and the engine RPMs will not go past 2000, the problem could be fuel pumps.

Either one can fail to prevent your BMW from staring or cause low-pressure error messages to come up. Low-pressure fuel pump (LPFP) and the high-pressure fuel pump (HPFP). Fuel Pumps – BMW cars have two fuel pumps.If a software update does not fix the problem, replacing the EKPS module may be necessary. A software update may address certain EKPS module issues. EKPS Module – EKPS module can fail to cause no start problems or cause issues under hard acceleration.Proper diagnostics can be a challenge, even for experienced BMW technicians. Perform Adaptations, Activations, TestsĪ defective EKPS control unit, bad fuel pumps, or leaky injectors can demonstrate similar symptoms.Once you enter the EKPS module, you can do the following.Select Drive, then EKPS fuel pump control.Turn on the scanner and select your BMW chassis.Turn on the ignition don’t start the engine.Plugin the OBD-II scanner into the diagnostic port under the dashboard.If codes are in STORED / PAST status, they can be erased. If any code is PRESENT, it needs to be addressed. The YOUCANIC Full System Scanner can read and clear fault codes through every control module of your BMW vehicle. You will need a BMW scanner to read and clear codes from the fuel pump module. If you are experiencing problems, reading fault codes from the EKPS module is a good starting point. List of possible symptoms you may notice if the EKPS module or one of its components fails. Waiting a few minutes will often allow you to restart the engine. In some cases, the engine may start but shake and then cut off. Many BMW owners have successfully swapped their EKPS module with a used one without programming it as long as the used unit is from a similar BMW model and engine. When replacing the EKPS module, it is required the new EKPS module is programmed (coded) to the car. The EKPS control module activates the fuel pump according to the engine speed. The EKPS control module converts this request into a corresponding engine speed for the fuel pump in the fuel tank. The engine management system sends the request for the fuel required to the EKPS control module. EKPS units are generally installed in the trunk (side panel) or under the rear seat while the fuel pump is mounted on top of the fuel tank. The EKPS control unit is different from the fuel pump. The electronic fuel pump control module (EKPS | EKP ) controls the fuel pump.

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