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Home >> Toyota >> 2008 >> Sequoia SR5, 4.7 T, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2UZ-FE) - Component And System Testing, On-Vehicle Inspection, Removal, Inspection And Installation >> Engine Coolant Temperature Sensor >> Inspection

Engine Coolant Temperature Sensor: Inspection

  1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR 
    1. Partially soak the sensor in water and warm up the water.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance 

      RESISTANCE SPECIFICATION

      Tester Connection Condition Specified Condition
      1 - 2 Approx. 20°C (68°F) 2.32 to 2.59 kΩ
      1 - 2 Approx. 80°C (176°F) 0.310 to 0.326 kΩ
      NOTE: When checking the sensor in water, keep the terminals dry. After the check, wipe the sensor dry.

      If the result is not as specified, replace the engine coolant temperature sensor.

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