Toyota RAV4 manuals

Toyota Sienna Service Manual: Door Courtesy Switch Circuit

DESCRIPTION

The Multiplex network body ECU detects the condition of the door courtesy switch assembly.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 READ VALUE OF INTELLIGENT TESTER

  1. Connect the intelligent tester to DLC3.
  2.  Turn the ignition switch to ON and push the intelligent tester main switch ON.
  3.  Select the items below in the DATA LIST, and read the displays on the intelligent tester

BODY NO.1:

BODY NO.1

BACK DOOR:

BACK DOOR

2 INSPECT COURTESY LIGHT SWITCH

  1. Inspect each of the courtesy light switch continuity

3 INSPECT BACK DOOR LOCK ASSEMBLY

  1. Inspect the courtesy light switch terminal of the back door lock assembly

4 CHECK HARNESS AND CONNECTOR

  1. Disconnect the 1P, B7 and B9 connector from the instrument panel junction block assembly

CHECK HARNESS AND CONNECTOR

  1. Check the resistance between each of the terminals of instrument panel junction block assembly connector side and body ground as shown in the chart below.

CHECK HARNESS AND CONNECTOR

Resistance

Resistance

5 INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (BACK DOOR COURTESY LIGHT SWITCH CIRCUIT)

  1. Measure voltage between the terminal B7-25 of the multiplex network body ECU and body ground.

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (BACK DOOR COURTESY LIGHT SWITCH CIRCUIT)

Voltage

Voltage

6 CONFIRM VEHICLE TYPE

  1. Check the vehicle models.

A: w/o Power back door
B: w/ Power back door

7 INSPECT POWER BACK DOOR SYSTEM

  1. Inspect the power back door circuit

REPAIR OR REPLACE HARNESS OR CONNECTOR

Automatic Light Control Sensor Circuit
DESCRIPTION The Multiplex network body ECU receives the signal from the automatic light control sensor. HINT: DTC code is output when malfunction of automatic light control sensor or open or ...

Door LOCK Position Circuit
DESCRIPTION This circuit detects the state of the door lock detection sensor and send it to the Multiplex network body ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT T ...

Other materials:

Fuses
General information The fuses are located at different places in the vehicle. Safety information Warning Incorrect and repaired fuses can overload electrical lines and components. There is a risk of fire. Never attempt to repair a blown fuse. Do not replace a nonworking fuse with a substitute of an ...

Settings display
The settings of the following items can be changed, refer to Language Select to change the language on the display. Units Select to change the unit for measure of the fuel consumption and outside temperature. Eco Driving Indicator Light Select to activate/deactivate the Eco Driving ...

Setting the vehicle speed (vehicle-to-vehicle distance control mode)
Press the “ON-OFF” button to activate the cruise control. Dynamic radar cruise control indicator will be displayed. Press the button again to deactivate the cruise control. Accelerate or decelerate the vehicle to the desired speed, and push the lever down to set ...

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