Toyota RAV4 manuals

Toyota Sienna Service Manual: Back Door Courtesy Switch Circuit

DESCRIPTION

The fold seat control ECU receives signals from the back door courtesy switch and detects the state of the back door (open/close). If the ECU does not detect that the back door is open, the seat stowing and return functions are not available.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 INSPECT FOLD SEAT CONTROL ECU

INSPECT FOLD SEAT CONTROL ECU

  1. Remove the fold seat control ECU with connectors still connected.
  2. Measure the voltage according to the value(s) in the table below.

Standard voltage LH side

Standard voltage

RH side

2 INSPECT BACK DOOR COURTESY SWITCH

INSPECT BACK DOOR COURTESY SWITCH

  1. Disconnect the connector from the back door courtesy switch.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

3 CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - BACK DOOR COURTESY SWITCH)

CHECK HARNESS AND CONNECTOR

  1. Disconnect the connectors from the fold seat control ECU.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance LH side

Standard resistance

RH side

Standard resistance

4 CHECK HARNESS AND CONNECTOR (BACK DOOR COURTESY SWITCH - BODY GROUND)

CHECK HARNESS AND CONNECTOR

  1. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

REPLACE FOLD SEAT CONTROL ECU

Park / Neutral Position Switch Circuit
DESCRIPTION The fold seat control ECU receives signals from the Park/Neutral position switch and controls the seat stowing and return operations. If the shift lever is in any position other than ...

Indicator Circuit
DESCRIPTION This system has two indicator lights. One of the indicator lights is built into the fold seat switch. This indicator light receives power from the fold seat control ECU. It comes on or ...

Other materials:

PBD Pulse Sensor Malfunction
DTC B2222 PBD Pulse Sensor Malfunction DESCRIPTION A pulse sensor is built into the back door for a jam and foreign object detection and for back door position detection. The jam and foreign object detection feature of the pulse sensor monitors the operating speed of the back door whi ...

Installation
1. Install generator assembly (a) Install the bracket with the bolt. Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) (b) Install the wire harness clamp stay. Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) (c) Connect the wire harness clamp. (d) Install the generator assembly to the cylinder ...

Diagnostic trouble code chart
If a malfunction code is displayed during the DTC check, check the circuit listed for that code in the table below. (Proceed to the page given for that circuit.) BACK DOOR CLOSER SYSTEM DTC No. Detection Item Trouble Area B2215 Back Door Closer Switch ...

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