WIPER AND WASHER SYSTEM, Diagnostic DTC:B1400

DTC Code DTC Name
B1400 Rain Sensor Malfunction

DESCRIPTION

This DTC is stored when the rain sensor detects an internal malfunction.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory DTC Output from
B1400 Rain Sensor Malfunction

    Detection Condition:

  • IG power source voltage is 9.5 V or more


    Malfunction Status:

  • Either of the following is detected


    • Rain sensor internal thermistor malfunction detected for 10 seconds or more

    • LED output malfunction detected for 2 seconds or more

 Rain sensor ○ Rain sensor

PROCEDURE


  1. CLEAR DTC


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Rain and/or Humidity Sensor / Trouble Codes.

    5. Clear the DTCs.


      Body Electrical > Rain and/or Humidity Sensor > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Wait 10 seconds or more.

    4. Turn the GTS on.

    5. Enter the following menus: Body Electrical / Rain and/or Humidity Sensor / Trouble Codes.

    6. Check for DTCs.


      Body Electrical > Rain and/or Humidity Sensor > Trouble Codes
      Result
      Result Proceed to
      DTC B1400 is not output A
      DTC B1400 is output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE RAIN SENSOR Click here