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Home >> Toyota >> 2009 >> Tacoma Base, 4D Pickup, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control System (1GR-FE) >> SFI System >> DTC P0111 Intake Air Temperature Sensor Gradient Too High >> Typical Enabling Conditions
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Typical Enabling Conditions

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TYPICAL ENABLING CONDITIONS

Monitor runs whenever following DTCs are not present None
Battery voltage 10.5 V or more
ECT sensor circuit fail (P0115, P0117, P0118) Not detected
MAF sensor circuit fail (P0102, P0103) Not detected

After Engine Stop 

TYPICAL ENABLING CONDITIONS

Time after engine start 10 seconds or more
ECT sensor circuit OK
ECT in previous driving cycle 70°C (158°F) or more
Accumulated MAF amount in previous driving cycle A/T: 1815 g or more
M/T: 3359 g or more
ECT when 30 minutes elapsed after engine stop -40°C (-40°F) or more

After Cold Engine Start 

TYPICAL ENABLING CONDITIONS

Key-off duration 5 hours
Time after engine start 10 seconds or more
ECT sensor circuit OK
ECT 70°C (158°F) or more
Accumulated MAF amount A/T: 1815 g or more
M/T: 3359 g or more
One of the following conditions 1 or 2 is met: -
1. Duration while engine load is low 120 seconds or more
2. Duration while engine load is high 10 seconds or more