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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 224 (Engine Control System (A25A-FXS) - Diagnostic Codes (04 Of 20)) >> SFI System >> DTC P0115-2A: Engine Coolant Temperature Sensor 1 Signal Stuck in Range [08/2021 - 09/2022] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
COLD START MONITOR

Engine coolant temperature sensor value change Less than 5°C (9°F)
SOAK MONITOR

Difference between current engine coolant temperature sensor value and previous engine coolant temperature sensor value when engine stopped Less than 5°C (9°F) (Varies with engine coolant temperature of last trip engine stop)
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