Toyota RAV4 manuals

Toyota Sienna Service Manual: Back Sonar Sensor RH Circuit

DESCRIPTION

An ultrasonic sensor consists of a sensor portion that transmits and receives ultrasonic waves and a preamplifier that amplifies them. The ultrasonic sensor outputs the ultrasonic waves and sends the received signals to the clearance warning ECU.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT NO. 2 ULTRASONIC SENSOR

INSPECT NO. 2 ULTRASONIC SENSOR

  1. Remove the No. 2 ultrasonic sensor.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - NO. 2 ULTRASONIC SENSOR)

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - NO. 2 ULTRASONIC SENSOR)

  1. Disconnect the C9 connector from the clearance warning ECU.

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - NO. 2 ULTRASONIC SENSOR)

  1. Disconnect the U5 connector from the No. 2 ultrasonic sensor.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Back Sonar Sensor LH Circuit
DESCRIPTION An ultrasonic sensor consists of a sensor portion that transmits and receives ultrasonic waves and a preamplifier that amplifies them. The ultrasonic sensor outputs the ultrasonic wave ...

Front Clearance Sonar Sensor LH Circuit
DESCRIPTION An ultrasonic sensor consists of a sensor portion that transmits and receives ultrasonic waves and a preamplifier that amplifies them. The ultrasonic sensor outputs the ultrasonic wave ...

Other materials:

Installation
1. TEMPORARILY TIGHTEN AIR CONDITIONING UNIT ASSEMBLY (a) Engage the 2 claws. (b) Temporarily tighten the air conditioning unit assembly with the nut. Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) 2. INSTALL LOWER DEFROSTER NOZZLE ASSEMBLY (a) Engage the 4 claws and install the lower defr ...

Removal
1. REMOVE INSTRUMENT CLUSTER CENTER NO. 1 FINISH PANEL 2. REMOVE INSTRUMENT CLUSTER CENTER NO. 2 FINISH PANEL 3. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY 4. REMOVE POSITION INDICATOR HOUSING ASSEMBLY 5. REMOVE INSTRUMENT CLUSTER CENTER LOWER FINISH PANEL SUB-ASSEMBLY 6. REMOVE CIGARETTE LIGHTER CO ...

Data list / active test
1. DATA LIST HINT: Using the DATA LIST displayed on the intelligent tester, you can read the value of the switch, sensor, actuator, etc. without parts removal. Reading the DATA LIST as the first step of troubleshooting is one way to shorten the labor time. Connect the intelligent tester to ...

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