This ultimately affects the power produced by the engine. The intensity of sparks produced decides the quality of combustion. Since spark plugs are responsible for the combustion of fuel inside the combustion chamber. In such a case, you should immediately change all of your spark plugs at once. This is generally caused due to the following reasons:- Drivetrain Malfunction due to Overused Spark Plugsįacing engine misfire while experiencing drivetrain malfunction is due to Old/overused spark plugs. While the transmission controls the gearbox ratio to maintain the engine speed.Ī BMW drivetrain malfunction is caused when any of these components fail to function properly. The power generated by the engine is transferred to the wheel through the drivetrain. Why is the BMW drivetrain malfunctioning? While allowing you to get to your destination safely without damaging the car. This helps in preventing any further damage to both the engine and transmission. Under which, your car’s ECU (Engine control unit) limits the overall torque production. In such an event, your car switches into safety mode or limp mode. “Drivetrain Malfunction: Drive moderately. You get this error when your car’s engine computer (known as ECU, ECM, DDE, DME) detects a malfunction in the engine or transmission. What does the BMW drivetrain malfunction mean?Īs stated, the BMW drivetrain malfunction is a hardware malfunction error. BMW Drivetrain Malfunction Troubleshooting : Scan vehicle.BMW Drivetrain Malfunction Troubleshooting : Check engine. ![]()
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