LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2007 >> Yaris Base, 2D Hatchback, Standard >> 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
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Enabling Conditions

TYPICAL ENABLING CONDITIONS

Monitor runs whenever following DTCs 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 (CMP sensor)
P0455, P0456 (EVAP system)
P0500 (VSS)
P2196 (A/F Sensor - rationality)
Active A/F control Performing
Active A/F control performed when following conditions met -
Engine coolant temperature 75°C (167°F) or more
Battery voltage 11 V or more
Idle OFF
Engine RPM Less than 4,000 rpm
A/F sensor status Activated
Fuel-cut OFF
Engine load 10 to 70%
Shift position 2 or more
Catalyst monitor Not yet
Intake air amount 4 to 17 g/sec