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Home >> Toyota >> 2005 >> ECHO 2D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine - Diagnostics >> Circuit Inspection >> DTC P0550, P0552, P0553: Power Steering Pressure Sensor/Switch Circuit Low/High Input >> Typical Enabling Conditions
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Typical Enabling Conditions

TYPICAL MALFUNCTION THRESHOLDS - P0550

The monitor will run whenever the following DTCs are not present See PRE-CHECK 
Time after starter signal ON to OFF 2 seconds or more
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