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DESCRIPTION The ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates WIRING DIAGRAM Fig. 27: Back Sonar Sensor RH - Wiring Diagram INSPECTION PROCEDURE 1. REPLACE BACK NO. 2 ULTRASONIC SENSOR RH a. Replace the ultrasonic sensor with a normally functioning sensor (see REMOVAL ). 2. CHECK HARNESS AND CONNECTOR (BACK SENSOR RH - REAR CORNER SENSOR RH) a. Disconnect the S3 and S2 sensor connectors. b. Measure the resistance according to the value(s) in the table below. Standard resistance HARNESS AND CONNECTOR (BACK SENSOR RH - REAR CORNER SENSOR RH) Tester Condition Condition Specified Condition S3-1 (BI) - S2-2 (BO) Always Below 1 ohms S3-3 (SI) - S2-4 (SO) Always Below 1 ohms S3-S (EI) - S2-6 (EO) Always Below 1 ohms S3-1 (BI) - Body ground Always 10 kohms or higher S3-3 (SI) - Body ground Always 10 kohms or higher S3-5 (EI) - Body ground Always 10 kohms or higher
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Parking Assist/Monitoring - Tundra
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