DTC P0115-11: Engine Coolant Temperature Sensor 1 Circuit Short to Ground [11/2016 - ]: Procedure
WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE USING TECHSTREAM (CHECK FOR SHORT IN WIRE HARNESS)
*1 Engine Coolant Temperature Sensor *2 ECM - Disconnect the engine coolant temperature sensor connector.
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Enter the following menus: Powertrain / Engine / Data List / Coolant Temperature.
Powertrain > Engine > Data List
Tester Display Coolant Temperature - Read the value displayed on the Techstream.
Standard value
-40°C (-40°F)
HINT:
Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.
Refer to INITIALIZATION [11/2016 - ]
Proceed to OK NG
Result:
OK
REPLACE ENGINE COOLANT TEMPERATURE SENSOR.
Refer to REMOVAL [11/2016 - ]
Result:
NG
See step 2
- CHECK HARNESS AND CONNECTOR (ENGINE COOLANT TEMPERATURE SENSOR - ECM)
- Disconnect the engine coolant temperature sensor connector.
- Disconnect the ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition C66-2 or C1-101 (THW) - Body ground and other terminals Always 10 kΩ or higher Proceed to OK NG
Result:
OK
REPLACE ECM.
Refer to REMOVAL [11/2016 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR