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Diagnostic Trouble Code Chart

  1. DIAGNOSTIC TROUBLE CODE 

    Door ECU (driver side) 

    DIAGNOSTIC TROUBLE CODE (DOOR ECU)

    DTC Code Item Diagnosis
    B1231/31  Driver Side Jam Protection Limit Switch Malfunctions Power Window Regulator Motor Assembly RH Open In Limit Switch System
    B1232/32  Driver Side Jam Protection Sensor Malfunctions Power Window Regulator Motor Assembly RH Open Or Short In Pulse Sensor System
  2. MONITOR CODE 
    NOTE:
    • The monitor code shows the switch condition when a DTC is output.
    • When a monitor code is indicated while the switch is not operated, the switch is detected in being stuck.

      When a monitor code is not indicated while the switch is operated, it is detected that the switch contact condition is bad.

    DIAGNOSTIC TROUBLE CODE (MONITOR CODE)

    DTC Code Item Monitor Item
    B1221/21  Driver Side Switch 1 (Operating) Any Switch Of The Power Window Regulator Master Switch Is ON