POWER BACK DOOR SYSTEM Power Back Door Opener / Closer Switch Circuit

DESCRIPTION

The combination switch (power back door opener/closer switch) only turns on while the switch is being pressed, and turns off when the switch is released.

When the switch is on, a power back door operation request signal is input to the main body ECU to operate the back door.

WIRING DIAGRAM

A01ENRGE27

INSPECTION PROCEDURE

PROCEDURE


  1. READ VALUE USING INTELLIGENT TESTER (POWER BACK DOOR CONTROL SWITCH)


    1. Check the Data List for proper functioning of the power back door opener/closer switch.

      Main Body
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Back Door Open SW Power back door opener/closer switch signal/ON or OFF

      ON: Power back door opener/closer switch on

      OFF: Power back door opener/closer switch off

      		 -
      OK
      The display is as specified in the normal condition.

    NG

    INSPECT COMBINATION SWITCH ASSEMBLY (POWER BACK DOOR OPENER/CLOSER SWITCH) Click here

    OK

    REPLACE MAIN BODY ECU

  2. INSPECT COMBINATION SWITCH ASSEMBLY (POWER BACK DOOR OPENER/CLOSER SWITCH)


    1. A01EQVJE01

      Remove the combination switch Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      7 (CSW) - 12 (GND) Power back door opener/closer switch is pushed (on) Below 1 Ω
      7 (CSW) - 12 (GND) Power back door opener/closer switch is free (off) 10 kΩ or higher

    NG

    REPLACE COMBINATION SWITCH ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (SWITCH - ECU AND BODY GROUND)


    1. A01ERUWE02

      Disconnect the E100 switch connector.

    2. Disconnect the E2 ECU connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E100-7 (CSW) - E2-2 (PBDS) Always Below 1 Ω
      E100-12 (GND) - Body ground Always Below 1 Ω
      E100-7 (CSW) - Body ground) Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE MAIN BODY ECU