Diagnosis System
- ECUS OR SENSORS WHICH COMMUNICATE THROUGH CAN COMMUNICATION SYSTEM
- V1 Bus
- ECM
- Power management control ECU
- Combination meter assembly
- Main body ECU
- Power steering ECU assembly
- Plugin charge control ECU assembly
- Brake booster with master cylinder (Skid control ECU)
- Steering angle sensor
- Yaw rate and acceleration sensor
- Certification ECU (Smart key ECU assembly)
- Navigation ECU sub-assembly (Navigation receiver assembly)*1
- Radio and display receiver assembly*2
- DCM (Telematics transceiver)*3
- V2 Bus
- Power management control ECU
- Transmission control ECU assembly
- Driving support ECU*4
- Seat belt control ECU*5
- Center airbag sensor assembly
- Air conditioning amplifier assembly
- Power Management Bus
- Power management control ECU
- ECM
- Brake booster with master cylinder (Skid control ECU)
- Parking Assist Bus*4*5
- Driving support ECU
- 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
- V1 Bus
- CHECK FOR INSTALLED SYSTEMS (ECUS AND SENSORS) THAT ADOPT CAN COMMUNICATION
- 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
- 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.
- CAN BUS CHECK
HINT:
The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the Techstream.
- Using the Techstream, select "CAN Bus Check" from "System Select".
- 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 .
- 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:
- DTC communication uses the CAN communication system.
- *1: If this DTC is output, check the Hybrid Control System. Refer to DTC U0110-159: Lost Communication with Drive Motor Control Module "A"; DTC U0110-656: Lost Communication with Drive Motor Control Module "A"; DTC U0110-657: Lost Communication with Drive Motor Control Module "A" .
- *2: If this DTC is output, check the Hybrid Control System. Refer to DTC U0110-160: Lost Communication with Drive Motor Control Module "A" .
- *3: If this DTC is output, check the Hybrid Control System. Refer to DTC U019B-440: Lost Communication with Battery Charger Control Module .
- *4: If this DTC is output, check the Hybrid Battery System. Refer to DTC U029A-123: Lost Communication with Hybrid Battery Pack Sensor Module .
- *5: If this DTC is output, check the Hybrid Control System. Refer to DTC U0424-537: Invalid Data Received from HVAC Control Module .
- *6: Dynamic radar cruise control system DTC
- 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
- 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.
- *8: If U0293 is output alone, CAN communication is normal. Refer to Smart Key System. Refer to DTC U0293: Lost Communication with HV ECU .
- 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.
- ECM / Techstream Display "Engine and ECT"
DTC Code Detection Item U0293 Lost Communication with HV ECU HINT:
DTC communication uses the CAN communication system.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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:
- DTC communication uses the CAN communication system.
- *9: If U0235 is output alone, CAN communication is normal. Refer to Dynamic Radar Cruise Control System. Refer to DTC U0235: Lost Communication with Cruise Control Front Distance Range Sensor .
- 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:
- DTC communication uses the CAN communication system.
- *10: If U0235 is output alone, CAN communication is normal. Refer to Dynamic Radar Cruise Control System. Refer to DTC U0235: Lost Communication with Cruise Control Front Distance Range Sensor .
- 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.
- 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:
- DTC communication uses the CAN communication system.
- *11: If this DTC is output, check the plug-in charge control system. Refer to DTC U0293-439: Lost Communication with Hybrid Powertrain Control Module .
- *12: If this DTC is output, check the plug-in charge control system. Refer to DTC U0293-449: Lost Communication with Hybrid Powertrain Control Module .
- 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.
- DTC COMBINATION TABLE
- 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:
- ◦: Set
- X: Not set or may be set according to the malfunctioning part when one side of the CAN branch wire opens.
- -: DTC is not output.
- *1: DTC is not output during communication error, but will be output as a history DTC (past DTC) when communication returns to normal.
- *2: DTC U0123, U0124 and U0126 are not stored when DTC U0073 has already been stored.
- *3: If the power management bus circuit is normal
- *4: for Navigation receiver type
- *5: for Radio and display type
- Skid Control ECU Communication Stop Mode. Refer to Skid Control ECU Communication Stop Mode
- Power Steering ECU Communication Stop Mode. Refer to Power Steering ECU Communication Stop Mode
- Plugin Charge Control ECU Communication Stop Mode. Refer to Plugin Charge Control ECU Communication Stop Mode
- Steering Angle Sensor Communication Stop Mode. Refer to Steering Angle Sensor Communication Stop Mode
- Yaw Rate Sensor Communication Stop Mode. Refer to Yaw Rate Sensor Communication Stop Mode
- ECM Communication Stop Mode. Refer to ECM Communication Stop Mode
- Main Body ECU Communication Stop Mode. Refer to Main Body ECU Communication Stop Mode
- Combination Meter ECU Communication Stop Mode. Refer to Combination Meter ECU Communication Stop Mode
- Certification ECU Communication Stop Mode. Refer to Certification ECU Communication Stop Mode
- Power Management ECU Communication Stop Mode. Refer to Power Management Control ECU Communication Stop Mode
- Navigation ECU Communication Stop Mode. Refer to Navigation ECU Communication Stop Mode
- Audio Receiver Assembly Communication Stop Mode. Refer to Audio Receiver Assembly Communication Stop Mode
- DCM Communication Stop Mode. Refer to DCM Communication Stop Mode
- V1 Bus