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Home >> Subaru >> 2006 >> Legacy GT spec.B >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0126 Insufficient Engine Coolant Temperature For Stable Operation >> Diagnostic Method

Diagnostic Method

Judge as NG when the criteria below are completed and Judge as OK when the criteria below are not completed.

Judgment Value 

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Engine coolant temperature sensor Max. voltage - Min. voltage < 5 mV

Time Needed for Diagnosis:  Undecided

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.