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Home >> Mitsubishi >> 2001 >> Eclipse RS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0551: Power Steering Pressure Sensor Circuit Range/Performance >> DTC Set Criteria
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DTC Set Criteria

Intake air temperature is more than 14°F (-10°C). Barometric pressure is more than 11 psi (76 kPa). Engine coolant temperature is more than 86°F (30°C). Driving and stopping are repeated 10 times or more. Driving is when, for at least 4 seconds, engine speed is 2500 RPM or more, volumetric efficiency is 55 percent or more and vehicle speed is more than 3 MPH. Stopping is when vehicle speed decreases to less than one MPH. Code will set when power steering pressure switch stays on continuously.