Toyota RAV4 manuals

Toyota Sienna Service Manual: 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 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.

  1. Disconnect the U3 connector from the No. 2 ultrasonic sensor.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Speed Signal Circuit
DESCRIPTION The clearance warning ECU receives the vehicle speed signal from the combination meter. HINT:  A voltage of 12 V or 5 V is output from each ECU and then input to the combin ...

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 wave ...

Other materials:

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 POWER POINT SOCKET A ...

Drive information
Items displayed can be switched by pressing the “DISP” switch. Current fuel economy Displays the current rate of fuel consumption. Use the displayed current fuel consumption as a reference. Average fuel economy Displays the average fuel consumption since the function was reset ...

Removal
1. Remove rear wheel 2. Remove exhaust pipe assembly Hint: (see page ex-8) 3. Remove propeller with center bearing shaft assembly Hint: (see page pr-3) 4. REMOVE REAR DIFFERENTIAL FILLER PLUG (A) using a hexagon wrench (10 mm), remove the filler plug and gasket. 5. Remove rear differentia ...

© 2011-2019 Copyright www.tsienna.net