Toyota RAV4 manuals

Toyota Sienna Service Manual: Diagnosis system

1. BUS CHECK

BUS CHECK

  1. Select "BUS CHECK" from the "OBD/MOBD MENU" screen.

HINT: The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the intelligent tester via the CAN VIM.

BUS CHECK

  1. Press "ENTER" on the intelligent tester.

BUS CHECK

  1. The screen displays the ECUs and sensors that are properly connected to the CAN communication system.

HINT: Properly connected ECUs or sensors that are not displayed on the screen indicate that a communication stop is occuring in the system, sensor, or ECU which is not displayed.

2. CHECK FOR INSTALLED SYSTEMS (ECUS AND SENSORS) THAT USE CAN COMMUNICATION

  1. Systems (ECUs, sensors) that use CAN communication vary depending on the vehicle's optional equipment. Check which systems (ECUs, sensors) are installed on the vehicle.

CHECK FOR INSTALLED SYSTEMS

HINT:

3. DTC TABLE BY ECU

HINT:

  1. Skid control ECU (with VSC)

HINT: DTC communication uses the CAN communication system.

DTC TABLE BY ECU

  1. ECM (with Dynamic laser cruise control)

HINT:

DTC TABLE BY ECU

  1. Gateway ECU

HINT: The network gateway ECU is connected to the CAN communication system, but CAN communication DTCs are not output.

4. DTCS COMBINATION TABLE

DTCS COMBINATION TABLE

HINT: *1: with Dynamic laser cruise control

Terminals of ECU
1. JUNCTION CONNECTOR Junction connector with VSC HINT: *1: with Dynamic laser cruise control without VSC CAN junction connector (with VSC) with VSC The connection ...

Fail-safe chart
1. FAIL-SAFE FUNCTION When communication fails in any of the main wires (communication lines) due to a short circuit or other causes, the fail-safe function, which is specified for each syst ...

Other materials:

Reassembly
1. INSTALL LIGHT CONTROL ECU (DISCHARGE HEADLIGHT)  Install a new headlight leveling motor base packing.  Install the headlight leveling motor assembly as shown in the illustration. Connect the connector with the claw Install the light control ECU with the 2 ...

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 waves and sends the received signals to the clearance warning ECU. WIRING DIAGRAM INSPECTION PROC ...

Removal
1. REMOVE INSTRUMENT CLUSTER CENTER NO. 1 FINISH PANEL 2. REMOVE INSTRUMENT CLUSTER CENTER NO. 2 FINISH PANEL 3. REMOVE INSTRUMENT CLUSTER FINISH PANEL GARNISH 4. REMOVE RADIO RECEIVER  Remove the 4 screws.  Disconnect the connectors and remove the radio receiver with bracke ...

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