REAR POWER SEAT CONTROL SYSTEM(for Second Row) Rear Door Courtesy Switch Circuit

DESCRIPTION

Tech Tips

The rear door courtesy light switch is a collective term for the rear door courtesy light switch (for RH) and the rear door courtesy light switch (for LH).

The fold seat control ECU receives switch operation signals, the driving condition signal and rear door courtesy light switch assembly signal and operates the rear power seat according to these signals.

WIRING DIAGRAM

A01RAXPE06

PROCEDURE


  1. INSPECT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY


    1. Remove the rear door courtesy light switch assembly.

      Click here

    2. Inspect the rear door courtesy light switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY)


    1. for Rear RH Seat:


      1. Disconnect the x3 fold seat control ECU (rear RH seat) connector.

      2. Disconnect the R16 rear door courtesy light switch assembly (for RH) connector.

    2. for Rear LH Seat:


      1. Disconnect the y3 fold seat control ECU (rear LH seat) connector.

      2. Disconnect the S16 rear door courtesy light switch assembly (for LH) connector.

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

      Standard Resistance
      for Rear RH Seat
      Tester Connection Condition Specified Condition
      x3-18 (RCL) - R16-1 Always Below 1 Ω
      x3-18 (RCL) or R16-1 - Body ground Always 10 kΩ or higher
      for Rear LH Seat
      Tester Connection Condition Specified Condition
      y3-18 (RCL) - S16-1 Always Below 1 Ω
      y3-18 (RCL) or S16-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    GO TO PROBLEM SYMPTOMS TABLE Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR