PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary. Key reminder warning system
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Toyota Tundra Service Manual > Engine Coolant Temperature Sensor: Inspection
INSPECTION PROCEDURE 1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR (a) Partially immerse the sensor in water and warm up the water. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 Approx. 20°C (68°F) ...