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Diagnosis System

WARNING: This page is about a different variant/trim than selected.
  1. ECUS OR SENSORS WHICH COMMUNICATE THROUGH CAN COMMUNICATION SYSTEM 
    1. V1 Bus
      1. ECM
      2. Power management control ECU
      3. Combination meter assembly
      4. Main body ECU
      5. Power steering ECU assembly
      6. Plugin charge control ECU assembly
      7. Brake booster with master cylinder (Skid control ECU)
      8. Steering angle sensor
      9. Yaw rate and acceleration sensor
      10. Certification ECU (Smart key ECU assembly)
      11. Navigation ECU sub-assembly (Navigation receiver assembly)*1
      12. Radio and display receiver assembly*2
      13. DCM (Telematics transceiver)*3
    2. V2 Bus
      1. Power management control ECU
      2. Transmission control ECU assembly
      3. Driving support ECU*4
      4. Seat belt control ECU*5
      5. Center airbag sensor assembly
      6. Air conditioning amplifier assembly
    3. Power Management Bus
      1. Power management control ECU
      2. ECM
      3. Brake booster with master cylinder (Skid control ECU)
    4. Parking Assist Bus*4*5
      1. Driving support ECU
      2. Millimeter wave radar sensor assembly

        HINT: 

        *1: for Navigation receiver type

        *2: for Radio and display type

        *3: w/ Safety connect system

        *4: w/ Dynamic radar cruise control system

        *5: w/ Pre-collision system

  2. CHECK FOR INSTALLED SYSTEMS (ECUS AND SENSORS) THAT ADOPT CAN COMMUNICATION 
    1. The systems (ECUs and sensors) that adopt CAN communication vary depending on the vehicle and optional equipment. Check which systems (ECUs and sensors) are installed on the vehicle.
      ECU/Sensor Name Techstream Display Applicability
      ECM ECM (Engine) Installed on all vehicles
      Power management ECU
      • Hybrid Vehicle Control
      • Power Management1
      Installed on all vehicles
      Transmission control ECU assembly Transmission Control Installed on all vehicles
      Combination meter assembly Combination Meter Installed on all vehicles
      Main body ECU Main Body Installed on all vehicles
      Power steering ECU assembly Power Steering (EPS) Installed on all vehicles
      Brake booster with master cylinder (Skid control ECU) Skid Control (ABS/VSC/TRAC) Installed on all vehicles
      Steering angle sensor Spiral cable (Steering Angle Sensor) Installed on all vehicles
      Yaw rate and acceleration sensor Yaw Rate Sensor Installed on all vehicles
      Plugin charge control ECU assembly Plug-in Control Installed on all vehicles
      Center airbag sensor assembly Airbag Installed on all vehicles
      Certification ECU (Smart key ECU assembly) Certification (Smart) Installed on all vehicles
      Air conditioning amplifier assembly Air Conditioning Amplifier Installed on all vehicles
      Navigation ECU sub-assembly (Navigation receiver assembly) Display and Navigation (AVN1) w/ Navigation system (for Navigation receiver type)
      Radio and display receiver assembly Display and Navigation (AVN1)
      • w/ Navigation system (for Radio and display type)
      • w/ Audio and visual system
      Driving support ECU Driving Support (Cruise Control-ACC) w/ Dynamic radar cruise control system
      DCM (Telematics transceiver) DCM w/ Manual (SOS) Switch
      Millimeter wave radar sensor assembly - w/ Dynamic radar cruise control system
      Seat belt control ECU Seat Belt Control (Pre-Collision) w/ Pre-collision system
  3. CAN BUS CHECK 

    HINT: 

    The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the Techstream.

    1. Using the Techstream, select "CAN Bus Check" from "System Select".
  4. DTC TABLE BY ECU 

    HINT: 

    • In the CAN communication system, CAN communication system DTCs can be displayed by the ECU using the Techstream.
    • If CAN communication system DTCs are output, trouble cannot be determined only by the DTCs. Perform troubleshooting according to How to Proceed with Troubleshooting. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .
    1. Power Management Control ECU / Techstream Display "Hybrid Control"
      DTC Code Detection Item
      U0100-211 Lost Communication with ECM/PCM "A"
      U0100-212 Lost Communication with ECM/PCM "A"
      U0100-530 Lost Communication with ECM/PCM "A"
      U0110-159*1 Lost Communication with Driver Motor Control Module "A"
      U0110-160*2 Lost Communication with Driver Motor Control Module "A"
      U0110-656*1 Lost Communication with Driver Motor Control Module "A"
      U0110-657*1 Lost Communication with Driver Motor Control Module "A"
      U0129-220 Lost Communication with Brake System Control Module
      U0129-222 Lost Communication with Brake System Control Module
      U0129-527 Lost Communication with Brake System Control Module
      U0129-528 Lost Communication with Brake System Control Module
      U0140-146 Communication Error from Body ECU to HV ECU
      U0151-763 Communication Error from Airbag ECU to HV ECU
      U0164-594 Communication Error from A/C ECU to HV ECU
      U0164-827 Communication Error from A/C ECU to HV ECU
      U019B-440*3 Lost Communication with Battery Charger Control Module
      U029A-123*4 Lost Communication with Hybrid Battery Pack Sensor Module
      U0424-537*5 Invalid Data Received from HVAC Control Module
      U1104-728*6 Lost Communication with Driving Support ECU
      U1107-436 Lost Communication with Power Management Module

      HINT: 

    2. Power Management Control ECU / Techstream Display "Cruise Control"
      DTC Code Detection Item
      U0122-732*7 Lost Communication with Vehicle Dynamic Control Module

      HINT: 

      • DTC communication uses the CAN communication system.
      • *7: Cruise control system DTC
    3. Power Management Control ECU / Techstream Display "Power Source Control"
      DTC Code Detection Item
      U0129 Vehicle Speed Signal Communication
      U0293*8 Lost Communication with HV ECU

      HINT: 

      • DTC communication uses the CAN communication system.
    4. Power Management Control ECU / Techstream Display "PM1 Gateway"
      DTC Code Detection Item
      U0103 Lost Communication with Gear Shift Module "A"
      U0104 Lost Communication with Driving Support ECU
      U0151 Lost Communication with Airbag ECU
      U0164 Lost Communication with A/C ECU
      U1002 Lost Communication with Gateway Module
      U1100 Lost Communication with Seat Belt Control ECU

      HINT: 

      • DTC communication uses the CAN communication system.
      • "PM1 Gateway" output DTC is communication error in the V2 bus.
    5. ECM / Techstream Display "Engine and ECT"
      DTC Code Detection Item
      U0293 Lost Communication with HV ECU

      HINT: 

      DTC communication uses the CAN communication system.

    6. Transmission Control ECU Assembly / Techstream Display "Transmission Control"
      DTC Code Detection Item
      U0146 Lost Communication with Body ECU

      HINT: 

      DTC communication uses the CAN communication system.

    7. Power Steering ECU Assembly / Techstream Display "EMPS"
      DTC Code Detection Item
      U0129 Lost Communication with Brake System Control Module
      U0293 Lost Communication with Hybrid Control Module

      HINT: 

      DTC communication uses the CAN communication system.

    8. Brake Booster with Master Cylinder (Skid Control ECU) / Techstream Display "ABS/VSC/TRAC"
      DTC Code Detection Item
      U0073 Control Module Communication Bus OFF
      U0123 Lost Communication with Yaw Rate Sensor Module
      U0124 Lost Communication with Lateral Acceleration Sensor Module
      U0126 Lost Communication with Steering Angle Sensor Module
      U0293 Lost Communication with Hybrid Vehicle Control System

      HINT: 

      DTC communication uses the CAN communication system.

    9. Steering Angle Sensor / Techstream Display "Spiral cable (Steering Angle Sensor)"

      HINT: 

      The steering angle sensor is connected to the CAN communication system, but CAN communication DTCs are not output.

    10. Yaw Rate and Acceleration Sensor / Techstream Display "Yaw Rate Sensor"

      HINT: 

      The yaw rate and acceleration sensor is connected to the CAN communication system, but CAN communication DTCs are not output.

    11. Center Airbag Sensor Assembly / Techstream Display "SRS Airbag"

      HINT: 

      The center airbag sensor assembly is connected to the CAN communication system, but CAN communication DTCs are not output.

    12. Main Body ECU / Techstream Display "Main Body"
      DTC Code Detection Item
      U0100 Lost Communication with ECM/ PCM "A"
      U0101 Lost Communication with TCM
      U0151 Lost Communication with Restraints Control Module
      U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module
      U0164 Lost Communication with HVAC Control Module
      U0198 Lost Communication with Telematic Control Module
      U0293 Lost Communication with Hybrid Powertrain Control Module
      U0327 Software Incompatibility with Vehicle Security Control Module
      U1133 Lost Communication with PMN Module

      HINT: 

      DTC communication uses the CAN communication system.

    13. Certification ECU (Smart Key ECU Assembly) / Techstream Display "Smart Access/ Smart Key/ Wireless Tuner"
      DTC Code Detection Item
      U0100 Lost Communication with ECM / PCM "A"
      U0142 Lost Communication with Body Control Module "B"
      U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module
      U0293 Lost Communication with Hybrid Vehicle Control System

      HINT: 

      DTC communication uses the CAN communication system.

    14. Air Conditioning Amplifier Assembly / Techstream Display "Air Conditioner"
      DTC Code Detection Item
      U0100 Lost Communication with ECM
      U0131 Lost Communication with Electric Power Steering ECU
      U0142 Lost Communication with Main Body ECU
      U0155 Lost Communication with Combination Meter
      U0293 Lost Communication with HV ECU

      HINT: 

      DTC communication uses the CAN communication system.

    15. Combination Meter Assembly / Techstream Display "Combination Meter"
      DTC Code Detection Item
      U0100 Lost Communication with ECM / PCM "A"
      U0129 Lost Communication with Skid Control ECU
      U0131 Lost Communication with Power Steering Control Module
      U0151 Lost Communication with Airbag ECU

      HINT: 

      DTC communication uses the CAN communication system.

    16. Navigation ECU Sub-Assembly (Navigation receiver assembly) / Techstream Display "Navigation System"
      DTC Code Detection Item
      U0073 Sending Malfunction (Navigation to APGS)
      U0100 Lost Communication with ECM / PCM "A"
      U0129 Lost Communication with Brake System Control Module
      U0140 Lost Communication with Body Control Module
      U0155 Meter ECU Communication
      U0293 Lost Communication with HV ECU
      U1135 Lost Communication with Plug-in Control Module

      HINT: 

      DTC communication uses the CAN communication system.

    17. Radio and Display Receiver Assembly / Techstream Display "Navigation System"
      DTC Code Detection Item
      U0073 Sending Malfunction (Navigation to APGS)
      U0100 Lost Communication with ECM / PCM "A"
      U0129 Lost Communication with Brake System Control Module
      U0140 Lost Communication with Body Control Module
      U0155 Meter ECU Communication
      U0293 Lost Communication with HV ECU
      U1135 Lost Communication with Plug-in Control Module

      HINT: 

      DTC communication uses the CAN communication system.

    18. Seat Belt Control ECU / Techstream Display "Pre-Collision"
      DTC Code Detection Item
      U0122 Lost Communication with Vehicle Dynamics Control Module
      U0140 Lost Communication with Main Body ECU
      U0151 Lost Communication with Airbag ECU
      U1104 Lost Communication with Driving Support ECU

      HINT: 

      DTC communication uses the CAN communication system.

    19. Driving Support ECU / Techstream Display "Pre-Collision2"
      DTC Code Detection Item
      U0122 Lost Communication with Vehicle Dynamics Control Module
      U0123 Lost Communication with Yaw Rate Sensor Module
      U0126 Lost Communication with Steering Angle Sensor Module
      U0235*9 Lost Communication with Cruise Control Front Distance Range Sensor
      U0293 Lost Communication with HV ECU
      U1002 Lost Communication with Gateway Module
      U1100 Lost Communication with Seat Belt Control ECU
      U1104 Lost Communication with Driving Support ECU

      HINT: 

    20. Driving Support ECU / Techstream Display "Radar Cruise"
      DTC Code Detection Item
      U0122 Lost Communication with Vehicle Dynamics Control Module
      U0123 Lost Communication with Yaw Rate Sensor Module
      U0126 Lost Communication with Steering Angle Sensor Module
      U0235*10 Lost Communication with Cruise Control Front Distance Range Sensor
      U0293 Lost Communication with HV ECU
      U1104 Lost Communication with Driving Support ECU

      HINT: 

    21. DCM (Telematics Transceiver) / Techstream Display "Telematics"
      DTC Code Detection Item
      U0129 Lost Communication with Brake System Control Module
      U0140 Lost Communication with Body Control Module
      U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module
      U0164 Lost Communication with HVAC Control Module
      U0293 Lost Communication with Hybrid Control Module
      U1135 Lost Communication with Plug-in Control Module

      HINT: 

      DTC communication uses the CAN communication system.

    22. Plugin Charge Control ECU Assembly / Techstream Display "Plug-in Control"
      DTC Code Detection Item
      U0293-439*11 Lost Communication with Hybrid Powertrain Control Module
      U0293-449*12 Lost Communication with Hybrid Powertrain Control Module

      HINT: 

    23. Millimeter Wave Radar Sensor Assembly

      HINT: 

      The millimeter wave radar sensor assembly is connected to the CAN communication system, but CAN communication DTCs are not output.

  5. DTC COMBINATION TABLE 
    1. V1 Bus
      DTC Trouble Mode
      Output ECU Output DTC Power Management ECU Communication Stop Mode ECM Communication Stop Mode Main Body ECU Communication Stop Mode Combination Meter ECU Communication Stop Mode
      Power management control ECU
      (Hybrid Control)
      U0100 ◦*1 X X
      U0129 ◦*1 X X X
      U0140 ◦*1 X X
      U0151 ◦*1 X X X
      U0164 ◦*1 X X X
      U1107 ◦*1 X X X
      Power management control ECU
      (Electric Power Control)
      U0129 ◦*1 X X X
      U0293 ◦*1 X X X
      ECM - - - - -
      Plugin charge control ECU assembly - - - - -
      Main body ECU U0100 X ◦*1 X
      U0101 X ◦*1 X
      U0151 X X ◦*1 X
      U0155 X X ◦*1
      U0164 X X ◦*1 X
      U0198 X X ◦*1 X
      U0293 X ◦*1 X
      U0327 X X ◦*1 X
      U1133 X ◦*1 X
      Combination meter assembly U0100 X X ◦*1
      U0129 X X X ◦*1
      U0131 X X X ◦*1
      U0151 X X X ◦*1
      Brake booster with master cylinder (Skid control ECU) U0073 X X X X
      U0123 X X X X
      U0124 X X X X
      U0126 X X X X
      U0293 X X X
      Power steering ECU assembly U0129 X X X X
      U0293 X X X
      Certification ECU (Smart key ECU assembly) U0100 X X X
      U0142 X X X
      U0155 X X X
      U0293 X X X
      Navigation ECU sub-assembly (Navigation receiver assembly)*4 U0073 X X X X
      U0100 X X
      U0129 X X X X
      U0140 X X X
      U0155 X X X
      U0293 X X X
      U1135 X X X X
      Radio and display receiver assembly*5 U0073 X X X X
      U0100 X X
      U0129 X X X X
      U0140 X X X
      U0155 X X X
      U0293 X X X
      U1135 X X X X
      DCM (Telematics transceiver) U0129 X X X X
      U0140 X X X
      U0155 X X X
      U0164 X X X X
      U0293 X X X
      U1135 X X X X
      DTC Trouble Mode
      Output ECU Output DTC Power Steering ECU Communication Stop Mode Skid Control ECU Communication Stop Mode Steering Angle Sensor Communication Stop Mode Yaw Rate Sensor Communication Stop Mode
      Power management control ECU
      (Hybrid Control)
      U0100 X X X X
      U0129 X X X
      U0140 X X X X
      U0151 X X X X
      U0164 X X X X
      U1107 X X X X
      Power management control ECU
      (Electric Power Control)
      U0129 X X X
      U0293 X X X X
      ECM - - - - -
      Plugin charge control ECU assembly - - - - -
      Main body ECU U0100 X X X X
      U0101 X X X X
      U0151 X X X X
      U0155 X X X X
      U0164 X X X X
      U0198 X X X X
      U0293 X X X X
      U0327 X X X X
      U1133 X X X X
      Combination meter assembly U0100 X X X X
      U0129 X X X
      U0131 X X X
      U0151 X X X X
      Brake booster with master cylinder (Skid control ECU) U0073 X ◦*1, 2 X X
      U0123 X ◦*1 X
      U0124 X ◦*1 X
      U0126 X ◦*1 X
      U0293 X ◦*1 X X
      Power steering ECU assembly U0129 ◦*1 X X
      U0293 ◦*1 X X X
      Certification ECU (Smart key ECU assembly) U0100 X X X X
      U0142 X X X X
      U0155 X X X X
      U0293 X X X X
      Navigation ECU sub-assembly (Navigation receiver assembly)*4 U0073 X X X X
      U0100 X X X X
      U0129 X X X
      U0140 X X X X
      U0155 X X X X
      U0293 X X X X
      U1135 X X X X
      Radio and display receiver assembly*5 U0073 X X X X
      U0100 X X X X
      Radio and display receiver assembly*5 U0129 X X X
      U0140 X X X X
      U0155 X X X X
      U0293 X X X X
      U1135 X X X X
      DCM (Telematics transceiver) U0129 X X X
      U0140 X X X X
      U0155 X X X X
      U0164 X X X X
      U0293 X X X X
      U1135 X X X X
      DTC  
      Output ECU Output DTC Certification ECU Communication Stop Mode Plugin Charge Control ECU Communication Stop Mode Navigation ECU Communication Stop Mode Audio Receiver Assembly Communication Stop Mode
      Power management control ECU
      (Hybrid Control)
      U0100 X X X X
      U0129 X X X X
      U0140 X X X X
      U0151 X X X X
      U0164 X X X X
      U1107 X X X X
      Power management control ECU
      (Electric Power Control)
      U0129 X X X X
      U0293 X X X X
      ECM - - - - -
      Plugin charge control ECU assembly - - - - -
      Main body ECU U0100 X X X X
      U0101 X X X X
      U0151 X X X X
      U0155 X X X X
      U0164 X X X X
      U0198 X X X X
      U0293 X X X X
      U0327 X X X
      U1133 X X X X
      Combination meter assembly U0100 X X X X
      U0129 X X X X
      U0131 X X X X
      U0151 X X X X
      Brake booster with master cylinder (Skid control ECU) U0073 X X X X
      U0123 X X X X
      U0124 X X X X
      U0126 X X X X
      U0293 X X X X
      Power steering ECU assembly U0129 X X X X
      U0293 X X X X
      Certification ECU (Smart key ECU assembly) U0100 ◦*1 X X X
      U0142 ◦*1 X X X
      U0155 ◦*1 X X X
      U0293 ◦*1 X X X
      Navigation ECU sub-assembly (Navigation receiver assembly)*4 U0073 X X ◦*1 ◦*1
      U0100 X X ◦*1 ◦*1
      U0129 X X ◦*1 ◦*1
      U0140 X X ◦*1 ◦*1
      U0155 X X ◦*1 ◦*1
      U0293 X X ◦*1 ◦*1
      U1135 X X X
      Radio and display receiver assembly*5 U0073 X X ◦*1 ◦*1
      U0100 X X ◦*1 ◦*1
      U0129 X X ◦*1 ◦*1
      U0140 X X ◦*1 ◦*1
      U0155 X X ◦*1 ◦*1
      U0293 X X ◦*1 ◦*1
      U1135 X X X
      DCM (Telematics transceiver) U0129 X X X X
      U0140 X X X X
      U0155 X X X X
      U0164 X X X X
      U0293 X X X X
      U1135 X X X
      DTC  
      Output ECU Output DTC DCM Communication Stop Mode
      Power management control ECU
      (Hybrid Control)
      U0100 X
      U0129 X
      U0140 X
      U0151 X
      U0164 X
      U1107 X
      Power management control ECU
      (Electric Power Control)
      U0129 X
      U0293 X
      ECM - -
      Plugin charge control ECU assembly - -
      Main body ECU U0100 X
      U0101 X
      U0151 X
      U0155 X
      U0164 X
      U0198
      U0293 X
      U0327 X
      U1133 X
      Combination meter assembly U0100 X
      U0129 X
      U0131 X
      U0151 X
      Brake booster with master cylinder (Skid control ECU) U0073 X
      U0123 X
      U0124 X
      U0126 X
      U0293 X
      Power steering ECU assembly U0129 X
      U0293 X
      Certification ECU (Smart key ECU assembly) U0100 X
      U0142 X
      U0155 X
      U0293 X
      Navigation ECU sub-assembly (Navigation receiver assembly)*4 U0073 X
      U0100 X
      U0129 X
      U0140 X
      U0155 X
      U0293 X
      U1135 X
      Radio and display receiver assembly*5 U0073 X
      U0100 X
      U0129 X
      U0140 X
      U0155 X
      U0293 X
      U1135 X
      DCM (Telematics transceiver) U0129 ◦*1
      U0140 ◦*1
      U0155 ◦*1
      U0164 ◦*1
      U0293 ◦*1
      U1135 ◦*1

      HINT: