What does it mean when my BMW says engine malfunction reduced power?
What does it mean when my BMW says engine malfunction reduced power?
If you have this warning, it means there is a serious problem with your engine. It is still OK to drive to your destination, but you should adjust your driving style to 'moderate.
What causes engine malfunction reduced power?
When the throttle body fails or becomes dirty, it can trigger Reduced Engine Power mode. One of the most common triggers is a problem with the electronic throttle actuator control (TAC) system. ... When the throttle body fails or becomes dirty, it can trigger Reduced Engine Power mode.Oct 12, 2020
What causes BMW engine malfunction?
A weak battery can cause BMW Engine Malfunction Reduced Power message on the iDrive screen. ... If your battery is over 7 years old, it is time to change it to avoid other electrical issues. A bad alternator regulator can cause similar symptoms, as well.