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Home >> Toyota >> 2005 >> Prius >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (SFI) - Diagnostics >> DTC P2A00: A/F Sensor Circuit Slow Response (Bank 1 Sensor 1) >> 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 
Engine Running
Time after first engine start 120 seconds
Fuel system status Closed-loop
A/F sensor status Activated
Idle OFF
Time after idle off 2 seconds
Engine speed 1,100 RPM or more, and 3,400 RPM or less
Vehicle speed 37.5 mph (60 km/h) or more, and 75 mph (120 km/h) or less
Fuel cut OFF
Time after fuel cut is off 3 seconds or more