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DTC codes / Mercedes-Benz codes / P1614

P1614 · Mercedes-BenzIFI Control Module N37 Voltage Or Fuel Metering Actuator Y231K1 Or Fuel Rack Position Sensor Y2311

P1614 on Mercedes-Benz vehicles indicates that the IFI (Integrated Fuel Injection) control module N37 has detected an implausible voltage or signal from the fuel metering actuator Y231K1 or the fuel rack position sensor Y2311. The computer monitors the electrical circuit and feedback from these components and sets the code when the expected voltage or position feedback falls outside the programmed range.

SystemPowertrain
Code typeMercedes-Benz specific
SeverityMedium
Fix difficultyProfessional
AreaComputer and output circuits

Guidance is general and written for Mercedes-Benz vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.

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