DTC P0195-11: Engine Oil Temperature Sensor 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 oil temperature sensor connector.
- According to the display on the GTS, read the Data List.
*1 Engine Oil Temperature Sensor *2 ECM Powertrain > Engine > Data List
Tester Display Engine Oil Temperature Sensor Result
Result Proceed to The value of Engine Oil Temperature Sensor is -40 °C A None of the above conditions are met B HINT:
-40°C (-40°F)
Post-procedure1
- None
Result:
A
REPLACE ENGINE OIL TEMPERATURE SENSOR. Refer to REMOVAL [09/2023 - ]
Result:
B
See step 2
- CHECK HARNESS AND CONNECTOR (ENGINE OIL TEMPERATURE SENSOR - ECM)
Pre-procedure1
- Disconnect the engine oil 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 Result C45-1 (THEO) or C26-99 (THEO) - 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