P0550 Ford

Ford P0550 OBD-II Trouble Code Definition:

P0550 Power Steering Pressure Sensor Circuit Malfunction

P0550 Ford OBD-II Trouble CodeDescription:

OBD Trouble Code P0550
Power Steering Pressure Sensor/Switch Circuit
What does the code mean? OBD-ii Code P0550 definition:
Power steering pressure (PSP) sensor is installed to the power steering high-pressure tube and detects a power steering load. This sensor is a potentiometer which transforms the power steering load into output voltage, and emits the voltage signal to the ECM. The ECM controls the electric throttle control actuator and adjusts the throttle valve opening angle to increase the engine speed and adjusts the idle speed for the increased load.
Symptoms Sumptoms of OBD code P0550
– Engine Light ON (or Service Engine Soon Warning Light) – Power steering inoperative
Causes Causes of the OBD-II code P0550
– Power steering pressure sensor harness or connectors – Power steering pressure sensor harness is open or shorted – Power steering pressure sensor The Error code is generally activated on detection of the following conditions: An excessively low or high voltage from the sensor is sent to ECM.