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Home >> Toyota >> 2008 >> Prius Base >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> 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 P0031, P0032 (A/F sensor heater - Sensor 1)
P0100 - P0103 (MAF meter)
P0110 - P0113 (IAT sensor)
P0115 - P0118 (ECT sensor)
P0120 - P0223, P2135 (TP sensor)
P0125 (Insufficient ECT for closed loop)
P0171, P0172 (Fuel system)
P0300 - P0304 (Misfire)
P0335 (CKP sensor)
P0340, P0341 (CMP sensor)
P0442 - P0456 (EVAP system)
P0500 (VSS)
P2196 (A/F sensor - Rationality)
Engine Running
Time after first engine start 120 seconds or more
Fuel system status Closed-loop
A/F sensor status Activated
Idle OFF
Engine speed 1,100 rpm or more, and less than 3,400 rpm
Vehicle speed 37.5 mph (60 km/h) or more, and Less than 75 mph (120 km/h)
Fuel cut OFF