LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> GX 470 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0116 Engine Coolant Temperature Circuit Range/Performance Problem >> Typical Enabling Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Enabling Conditions

TYPICAL ENABLING CONDITIONS

Monitor will run whenever these DTCs are not present P0100 - P0103 (MAF sensor)

Cold start monitor: 

TYPICAL ENABLING CONDITIONS

Battery voltage 10.5 V or more
Time after engine start 1 second or more
ECT at engine start Less than 60°C (140°F)
IAT sensor circuit OK
Soak time 0 seconds or more
Accumulated MAF 2040 g or more
Fuel cut OFF
Difference between ECT at engine start and IAT Less than 40°C (72°F)

Soak monitor: 

TYPICAL ENABLING CONDITIONS

Battery voltage 10.5 V or more
Engine Running
IAT sensor circuit OK
Soak time 5 hours or more
ECT 60°C (140°F) or more
Accumulated MAF 4161 g or more