Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2GR-FKS) - Diagnostic Codes (1 Of 6) >> SFI System >> DTC P0115-15: Engine Coolant Temperature Sensor 1 Circuit Short to Battery or Open [12/2019 - 10/2022] >> Typical Malfunction Thresholds