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Home >> Lexus >> 2023 >> LX 600 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (W/O Canister Pump Module) - Diagnostic Codes (2 Of 5) >> SFI SYSTEM (w/o Canister Pump Module) >> DTC P0195-11: Engine Oil Temperature Sensor Circuit Short to Ground [12/2021 - ] >> Procedure

DTC P0195-11: Engine Oil Temperature Sensor Circuit Short to Ground [12/2021 - ]: Procedure

  1. READ VALUE USING GTS (CHECK FOR SHORT IN WIRE HARNESS) 

    Pre-procedure1

    GTY1041202Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *1 Engine Oil Temperature Sensor
    *2 ECM
    1. Disconnect the engine oil temperature sensor connector.

      Procedure1

    2. According to the display on the GTS, read the Data List.

      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

    3. None

    Result: 

    REPLACE ENGINE OIL TEMPERATURE SENSOR (TEMPERATURE SENSOR). Refer to  REMOVAL [12/2021 - ] 

    Result: 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (ENGINE OIL TEMPERATURE SENSOR - ECM) 

    Pre-procedure1

    1. Disconnect the engine oil temperature sensor connector.
    2. Disconnect the ECM connector.

      Procedure1

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      C7-2 (TOUT) or C37-74 (THEO) - Body ground and other terminals Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    4. None

    Result: 

    OK 

    REPLACE ECM. Refer to  REMOVAL [12/2021 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR