REAR DOOR SUNSHADE SYSTEM Front and Rear Switch cannot Operate Right Door Sunshade

DESCRIPTION

The rear door ECU operates the motor of the rear curtain (rear door sunshade).

WIRING DIAGRAM

A01GJW7E02

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC


    1. Clear the DTC Click here.

    2. Check the DTC Click here.

      Result
      Result Proceed to
      No DTCs are output A
      U0201 is output (for LHD) B
      U0201 is output (for RHD) C

    B
    C
    A
  2. PERFORM ACTIVE TEST USING INTELLIGENT TESTER


    1. Select the Active Test, use the intelligent tester to generate a control command, and then check that the rear door sunshade system operates Click here.

      Rear Right Door
      Tester Display Test Part Control Range Diagnostic Note
      Rear Door Sunshade Operation Rear curtain Up, Down, Stop -
      OK
      Rear door sunshade system is operated normally.

    NG
    OK
  3. CHECK HARNESS AND CONNECTOR (REAR CURTAIN RH - REAR DOOR ECU RH)


    1. A01GLPNE02

      Disconnect the O2 ECU connector.

    2. Disconnect the O5 curtain connector.

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

      Standard resistance
      Tester Connection Condition Specified Condition
      O5-1 (SSA-) - O2-10 (SSA-) Always Below 1 Ω
      O5-2 (SSA+) - O2-1 (SSA+) Always Below 1 Ω
      O5-3 (SHSE) - O2-30 (SHSE) Always Below 1 Ω
      O5-4 (SHSB) - O2-8 (SHSB) Always Below 1 Ω
      O5-5 (SHS2) - O2-28 (SHS2) Always Below 1 Ω
      O5-6 (SHS1) - O2-27 (SHS1) Always Below 1 Ω

    NG
    OK
  4. INSPECT REAR CURTAIN RH


    1. A01GMTZE02

      Remove the rear curtain RH Click here.

    2. Apply battery voltage and check the operation of the rear curtain RH.

      Standard
      Measurement Condition Specified Condition

      Battery positive (+) → 2 (SSA+)

      Battery negative (-) → 1 (SSA-)

      Raises curtain

      Battery positive (+) → 1 (SSA-)

      Battery negative (-) → 2 (SSA+)

      Lowers curtain
    3. A01GKSEE02

      Reconnect the rear curtain connector.

    4. Measure the waveform according to the value(s) in the table below.

      Waveform (Reference)
      Item Content
      Terminal No. (Symbols)
      • O5-5 (SHS2) - O5-3 (SHSE)

      • O5-6 (SHS1) - O5-3 (SHSE)

      Tool Setting 2 V/DIV., 1 msec./DIV.
      Condition Engine switch on (IG), rear door sunshade switch is pressed
      OK
      Waveform is as shown in the illustration.

    NG
    OK