Buy only the OEM Mercedes MAF (approx $180–250). After installation, perform a throttle body adaptation (ignition ON, wait 60 seconds, slowly press gas pedal to floor, release slowly, ignition OFF). Success rate: 65%.
In simple terms: The engine control unit (ECU) and the transmission control unit (TCU) are arguing. The car either thinks it is in Park ("P") when it isn't, or it thinks it is in a drive gear when the shifter says "Top." mercedesbenz errorp061a98 top
Error in a Mercedes-Benz refers to "Internal Control Module Torque Performance" where the specific sub-code 98 indicates a component or system over-temperature condition. Buy only the OEM Mercedes MAF (approx $180–250)