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

    When one of the following conditions is met:

  • IG voltage is 9.5 V or more and rain sensor internal thermistor temperature malfunction continues for 10 seconds or more

  • IG voltage is 9.5 V or more and LED output malfunction continues for 2 seconds or more

 Rain sensor ○ Rain sensor

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Rain and/or Humidity Sensor > Clear DTCs

    2. Turn the power switch on (IG) and wait for at least 10 seconds.

    3. Check for DTCs.

      Click here


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

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE RAIN SENSOR Click here