DTC P0115-2A: Engine Coolant Temperature Sensor 1 Signal Stuck in Range [06/2018 - 08/2020]: Description

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.

Refer to DTC P0115-11.

Refer to DESCRIPTION

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Memory	Note
P0115-2A	Engine Coolant Temperature Sensor 1 Signal Stuck in Range	Either of the following conditions is met (2 trip detection logic): When engine is started cold and warmed up, the engine coolant temperature sensor value does not change. After the warmed up engine is stopped and the next cold engine start is performed, the engine coolant temperature sensor value does not change.	Water inlet with thermostat sub-assembly Engine coolant temperature sensor	Comes on	DTC stored	SAE Code: P0116