DTC P01E3-11: Engine Coolant Temperature Sensor 3 Circuit Short to Ground [09/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
- READ VALUE USING GTS (CHECK FOR SHORT IN WIRE HARNESS)
Pre-procedure1
- Disconnect the engine coolant temperature sensor (for water inlet housing side) connector.
- According to the display on the GTS, read the Data List.
*1 Engine Coolant Temperature Sensor (for Water Inlet Housing Side) *2 ECM Powertrain > Engine > Data List
Tester Display Coolant Temperature Sensor3 Result
Result Proceed to The value of Coolant Temperature Sensor3 is -40 °C A None of the above conditions are met B HINT:
-40°C (-40°F)
Post-procedure1
- None
Result:
A
REPLACE ENGINE COOLANT TEMPERATURE SENSOR (FOR WATER INLET HOUSING SIDE). Refer to REMOVAL [09/2023 - ]
Result:
B
See step 2
- CHECK HARNESS AND CONNECTOR (ENGINE COOLANT TEMPERATURE SENSOR (FOR WATER INLET HOUSING SIDE) - ECM)
Pre-procedure1
- Disconnect the engine coolant temperature sensor (for water inlet housing side) connector.
- Disconnect the ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition Result C63-2 (THW3) or C26-78 (THW3) - Body ground and other terminals Always 10 kΩ or higher kΩ Result
Proceed to OK NG
Post-procedure1
- None
Result:
OK
REPLACE ECM. Refer to REMOVAL [09/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR