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:

Removal
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE HINT: (See page EM-34) 2. REMOVE TRANSVERSE ENGINE ENGINE MOUNTING INSULATOR (a) Remove the 3 nuts and transverse engine engine mounting insulator. 3. REMOVE FRONT SUSPENSION ARM SUBASSEMBLY LOWER NO.1 LH (a) Remove the 2 bolts on the front sid ...

Installation
1. INSTALL VVT SENSOR (for Bank 2 Exhaust Side)  Install the VVT sensor with the bolt. Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)  Connect the VVT sensor connector. 2. INSTALL VVT SENSOR (for Bank 2 Intake Side)  Install the VVT sensor with the bolt. Torque: 10 N* ...

Light Sensor Circuit Malfunction
DTC B1244 Light Sensor Circuit Malfunction DESCRIPTION This DTC is output when failure in the light sensor circuit is detected. DTC No. DTC Detection Condition Trouble Area B1244 Malfunction of automatic light control sensor Open or short of a ...

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