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Home >> Mercury >> 2005 >> Montego Base, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts & Description (Except Diesel & Hybrid) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P0552: Power Steering Pressure (PSP) Sensor Circuit Low Input

DTC P0552: Power Steering Pressure (PSP) Sensor Circuit Low Input

P0552 - POWER STEERING PRESSURE (PSP) SENSOR CIRCUIT LOW INPUT

Description:  Indicates the PSP sensor input signal was less than the self-test minimum.
Possible Causes: 
  • PSP sensor damaged
  • SIG RTN circuit open
  • VREF circuit open or shorted
  • PSP sensor signal circuit open or shorted
Diagnostic Aids:  View the PSP PID to monitor the PSP input.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to DT: Power Steering Pressure (PSP) Sensor STEP DT2. GO to DT: Power Steering Pressure (PSP) Sensor STEP DT2. GO to DT: Power Steering Pressure (PSP) Sensor STEP DT7.