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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> DTC Diagnosis >> DTC P0553: - Power Steering Pressure (PSP) Sensor Circuit High Input

DTC P0553: - Power Steering Pressure (PSP) Sensor Circuit High Input

DTC P0553: - POWER STEERING PRESSURE (PSP) SENSOR CIRCUIT HIGH INPUT

Description:  Indicates the PSP sensor input signal was greater than the self-test maximum.
Possible Causes: 
  • PSP sensor damaged
  • VREF circuit shorted to voltage
  • PSP sensor signal circuit open
  • PSP sensor signal circuit shorted to voltage
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 Pinpoint Test DT .