LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2006 >> GS 430 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (3UZ-FE) >> SFI System >> DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control >> Typical Enabling Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Enabling Conditions

All 

TYPICAL ENABLING CONDITIONS

Monitor will run whenever this DTC is not present P0100 - P0103 (MAF sensor)
P0110 - P0113 (IAT sensor)
P0115 - P0118 (ECT sensor)

Case 1 

DIAGNOSTIC TROUBLE CODE CHART

Engine coolant or intake air temperature at engine start "Closed-loop enable temperature -8.3°C (15°F)" or more
Engine Running
Fuel cut OFF

Case 2 

ENGINE SPEED SPECIFICATIONS

Engine coolant or intake air temperature at engine start Between "Closed-loop enable temperature -19.5°C (35°F)" and "Closed-loop enable temperature -8.3°C (15°F)"
Engine Running
Fuel cut OFF

Case 3 

ENGINE SPEED SPECIFICATIONS

Engine coolant or intake air temperature at engine start Lower than "Closed-loop enable temperature -19.5°C (35°F)" or more
Engine Running
Fuel cut OFF
Idle OFF