DTC codes / P22xx · Fuel and air metering (injector circuits) / P2283
P2283 indicates that the powertrain control module (PCM) has detected an abnormal signal from the injector control pressure (ICP) sensor circuit, which monitors the high-pressure oil circuit that actuates the fuel injectors on many diesel engines. The PCM sets this code when the sensor's voltage or signal behavior falls outside the expected range for the current operating conditions, often due to a wiring fault, sensor failure, or actual pressure regulation problem.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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