Toyota RAV4 manuals

Toyota Sienna Service Manual: Front Clearance 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 reveiced signals to the clearance warning ECU.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT NO. 1 ULTRASONIC SENSOR

INSPECT NO. 1 ULTRASONIC SENSOR

  1. Remove the No. 1 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. 1 ULTRASONIC SENSOR)

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU

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

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU

  1. Disconnect the U2 connector from the No. 1 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

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 ...

Rear 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. INSTALL FRONT SHOULDER BELT ANCHOR ADJUSTER ASSEMBLY  Install the front shoulder belt anchor adjuster assembly with the bolt. Torque: 42 N*m (430 kgf*cm, 31 ft.*lbf) 2. INSTALL CENTER PILLAR UPPER GARNISH 3. INSTALL FRONT SEAT OUTER BELT ASSEMBLY NOTICE: Do not disassemble ...

Glossary of sae and Toyota terms
This glossary lists all SAE-J1930 terms and abbreviations used in this manual in compliance with SAE recommendations, as well as their TOYOTA equivalents. ...

Removal
1. Disconnect cable from negative battery terminal 2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (See page EC-32) 3. REMOVE TAIL EXHAUST PIPE ASSEMBLY (a) Remove the 2 bolts. (b) Disconnect the 3 exhaust pipe supports and remove the tail exhaust pipe assembly. (c) Remove the gas ...

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