LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2009 >> ES 350 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control (SFI) System (Diagnostic (Codes P0010-P043E)) >> SFI System >> DTC P0111: Intake Air Temperature Sensor Gradient Too High >> Typical Enabling Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Enabling Conditions

ALL:

Monitor runs whenever following DTCs are not present None
AFTER ENGINE STOP:

Time after engine start 10 seconds or more
Battery voltage 10.5 V or more
ECT sensor circuit OK
MAF sensor circuit OK
ECT before engine stop 70°C (158°F) or more
Accumulated MAF amount before engine stop 2033 g or more
Engine coolant temperature when 30 minutes elapsed after engine stop -40°C (-40°F) or more
AFTER COLD ENGINE START:

Key-off duration 5 hours
Time after engine start 10 seconds or more
ECT sensor circuit OK
MAF sensor circuit OK
ECT 70°C (158°F) or more
Accumulated MAF amount 2033 g or more
Either following condition 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