LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2004 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 210 (LEXUS Navigation System - Diagnosis) >> Diagnostic Trouble Code Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Chart

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Diagnostic Trouble Code Chart
G01441374Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

Titles for each unit are stated in the following order: parts name (physical address) [Name indicated by DTC]

  1. MULTI-DISPLAY (physical address: 110) [EMV] 
    1. Logical address: 01 (Communication control)
      Fig 2: Logical Address 01 Chart - (Communication Control)
      G01441375Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      1. *1: This code may be recorded depending on the battery condition or engine start voltage even if no failure is detected.
      2. *2: If the power connector is disconnected after the engine starts, this code is recorded after 180 seconds.
      3. *3: This code may be stored if the ignition key is turned to the START position again with the engine running.
      4. *4: This code may be stored if the ignition key is held in the START position for 1 minute or more before returning to the ON position.
      5. *5: If the device is reported as not existing during verification, check the power source circuit and AVC-LAN circuit for the device.
    2. Logical address: 21 (SW): 23 (SW with name): 24 (SW converting): 25 (command SW)
      Fig 3: Logical Address 21, 23, 24 And 25 Chart
      G01441376Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. NAVIGATION ECU (Physical address: 178) [NAVI] 
    1. Logical address: 01 (Communication control)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 4: Logical Address 01 Chart - Communication Control
      G01441377Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Logical address: 58 (Navigation): 80 (GPS)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 5: Logical Address 58 Chart - Navigation
      G01441378Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. RADIO RECEIVER ASSY (Physical address: 190) [AUDIO H/U] 
    1. Logical address: 01 (Communication control)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 6: Logical Address 01 Chart - Communication Control
      G01441379Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Logical address: 01 (Communication control)
      Fig 7: Logical Address 01 Chart - Communication Control
      G01441380Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Logical address: 62 (CD): 63 (CD changer)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 8: Logical Address 62 And 63 Chart - CD And CD Changer
      G01441381Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Logical address: 61 (Cassette)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 9: Logical Address 61 Chart - Cassette
      G01441382Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. TELEPHONE TRANSCEIVER AND SPEAKER RELAY (Physical address: 17D) [TEL] 
    1. Logical address: 01 (Communication control)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 10: Logical Address 01 Chart - Communication Control
      G01441383Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Logical address: 57 (Telephone information drawing): 68 (TEL)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 11: Logical Address 57 Chart - Telephone Information Drawing
      G01441384Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. AUDIO AND REAR A/C CONTROL SW (Physical address: 1CO) [Rr-CONT] 
    1. Logical address: 01 (Communication control)

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column

    Fig 12: Logical Address 01 Chart - Communication Control
    G01441385Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. GATEWAY ECU (Physical address: 1C6) [G/W] 
    1. Logical address: 01 (Communication control)

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column.

    Fig 13: Logical Address 01 Chart - Communication Control
    G01441386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    HINT:

    This code is stored 210 seconds after the power supply connector of the master component is disconnected with the ignition switch in the ACC or ON position.

  7. STEREO COMPONENT TUNER (Physical address: 1F0) [RADIO TUNER] 
    1. Logical address: 01 (Communication control)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 14: Logical Address 01 Chart - Communication Control
      G01441387Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Logical address: 60 (Radio)

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column.

    Fig 15: Logical Address 60 Chart - Radio
    G01441388Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. TELEVISION CAMERA ECU (Physical address: 280) [CAMERA] 
    1. Logical address: 01 (Communication control)

      HINT:

      Methods used to verify the cause of the problem are listed in order of probability in the verification column.

      Fig 16: Logical Address 01 Chart - Communication Control
      G01441389Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Logical address: 5C (Camera)

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column.

    Fig 17: Logical Address 5C Chart - Camera
    G01441390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. STEREO COMPONENT AMPLIFIER ASSY (Physical address: 440) [DSP AMP] 
    1. Logical address: 01 (Communication control)

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column.

    Fig 18: Logical Address 01 Chart - Communication Control
    G01441391Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. THE INSPECTION LIST FOR THE DEVICE INDICATED BY THE SUB CODE 

    HINT:

    Methods used to verify the cause of the problem are listed in order of probability in the verification column.

    Fig 19: Device Indicated By Sub Code Inspection List
    G01441392Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002