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Home >> Toyota >> 2005 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control System (SFI) (1ZZ-FE (Fwd)) - Diagnostics >> SFI System (1ZZ-FE (Ff)) >> 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 (DTC P2A00)

Monitor runs whenever following DTCs not present See LIST OF DISABLE A MONITOR 
Engine condition Running
Time after engine start 2 minutes or more
Duration that vehicle has been driven under following conditions A and B 20 seconds or more
A. Vehicle speed 25 mph (40 km/h) or more
B. Engine RPM 900 RPM or more
Fuel system status Closed-loop
A/F sensor status Activated
Idling OFF (for 2 seconds or more)
Engine RPM 1,400 to 3,200 RPM
Vehicle speed 37.5 to 75 mph (60 to 120 km/h)
Fuel-cut OFF (for 2 seconds or more)
Malfunction determination in this driving cycle Not yet