REAR SUNSHADE SYSTEM Rear Sunshade does not Operate with Rear Sunshade Switch

DESCRIPTION

When the rear sunshade switch is pushed, an operation signal is sent to the rear sunshade relay (rear window shade assembly).

WIRING DIAGRAM

A01EV27E06

INSPECTION PROCEDURE

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CHECK REAR SUNSHADE OPERATION


    1. Check rear sunshade operation.

      Result
      Result Proceed to
      The rear sunshade does not operate with rear sunshade switch assembly operation. A
      The rear sunshade does not operate with cooler control switch assembly (rear sunshade switch) operation. B
      The rear sunshade does not operate with rear sunshade switch assembly and cooler control switch assembly (rear sunshade switch) operation. C

    B

    INSPECT COOLER CONTROL SWITCH ASSEMBLY (REAR SUNSHADE SWITCH) Click here

    C

    CHECK HARNESS AND CONNECTOR (REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) - BATTERY AND BODY GROUND) Click here

    A

  2. INSPECT REAR SUNSHADE SWITCH ASSEMBLY


    1. A01EWJSE03
      Text in Illustration
      *a

      Component without harness connected

      (Rear Sunshade Switch Assembly)

      Remove the rear sunshade switch assembly Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      6 (ECU) - 3 (E2) Rear sunshade switch pushed Below 1 Ω
      6 (ECU) - 3 (E2) Rear sunshade switch not pushed 10 kΩ or higher

    NG

    REPLACE REAR SUNSHADE SWITCH ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) - REAR SUNSHADE SWITCH ASSEMBLY - BODY GROUND)


    1. Disconnect the N19 rear sunshade relay (rear window shade assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N19-5 (SW) - I50-6 (ECU) Always Below 1 Ω
      N19-5 (SW) - Body ground Always 10 kΩ or higher
      I50-3 (E2) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) Click here

  4. INSPECT COOLER CONTROL SWITCH ASSEMBLY (REAR SUNSHADE SWITCH)


    1. A01ETG1E02
      Text in Illustration
      *a

      Component without harness connected

      (Cooler Control Switch Assembly)

      Remove the cooler control switch assembly Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      12 (ECU) - 16 (GND) Rear sunshade switch pushed Below 1 Ω
      12 (ECU) - 16 (GND) Rear sunshade switch not pushed 10 kΩ or higher

    NG

    REPLACE COOLER CONTROL SWITCH ASSEMBLY Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) - COOLER CONTROL SWITCH ASSEMBLY - BODY GROUND)


    1. Disconnect the N19 rear sunshade relay (rear window shade assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N19-4 (RSW) - X1-12 (ECU) Always Below 1 Ω
      N19-4 (RSW) - Body ground Always 10 kΩ or higher
      X1-16 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) Click here

  6. CHECK HARNESS AND CONNECTOR (REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) - BATTERY AND BODY GROUND)


    1. Disconnect the N19 rear sunshade relay (rear window shade assembly) connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      N19-8 (B) - Body ground Always 11 to 14 V
      N19-7 (IG) - Body ground Engine switch off Below 1 V
      N19-7 (IG) - Body ground Engine switch on (IG) 11 to 14 V
      Standard Resistance
      Tester Connection Condition Specified Condition
      N19-1 (E) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) Click here