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Home >> Toyota >> 2005 >> Prius >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (SFI) - Diagnostics >> DTC P0325, P0327, P0328: Knock Sensor 1 Circuit Low/High Input (Bank 1 Or Single Sensor) >> Typical Enabling Conditions
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Typical Enabling Conditions

TYPICAL ENABLING CONDITIONS

The monitor will run whenever the following DTCs are not present See LIST OF DISABLE A MONITOR 
Battery voltage 10.5 V or more
Idle OFF
Time after engine start 5 seconds or more
Engine coolant temperature 60°C (140°F) or more
Intake air amount per revolution 0.3 g/rev or more