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Home >> Mitsubishi >> 2002 >> Montero Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0551: Power Steering Pressure Sensor Circuit Range/Performance Problem >> DTC Set Criteria
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DTC Set Criteria

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, vehicle speed is 31 MPH or more. Stopping is when vehicle speed decreases to less than one MPH. Code will set when power steering pressure switch stays on continuously.