LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2009 >> Matrix Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control System (2ZR-FE) >> SFI System >> DTC P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control >> Monitor Strategy
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitor Strategy

MONITOR STRATEGY CHART

Related DTCs P0125: Insufficient engine coolant temperature for closed-loop fuel control
Required Sensors/Components (Main) Engine coolant temperature sensor
Thermostat
Cooling system
Required Sensors/Components (Related) -
Frequency of Operation Once per driving cycle
Duration 65 seconds: Engine coolant temperature at engine start 1.66°C (34.98°F) or more
129 seconds: Engine coolant temperature at engine start -9.45 to 1,66°C (14.99 to 34.98°F)
1200 seconds: Engine coolant temperature at engine start less than -9.45°C (14.99°F)
MIL Operation 2 driving cycles
Sequence of Operation None