Problem Symptoms Table [08/2017 - 08/2019]
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
- Because the order of diagnosis is important to allow correct diagnosis, make sure to begin troubleshooting using How to Proceed with Troubleshooting when CAN communication system related DTCs are output.
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2017 - 08/2019]
RESULT LIST OF HOW TO PROCEED WITH TROUBLESHOOTING
| Symptom | Suspected Area | Link |
|---|---|---|
| The result of "How to Proceed with Troubleshooting" is "Open in Bus 1 Main Bus Line". | Open in Bus 1 Main Bus Line | Refer to Open in Bus 1 Main Bus Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short in Bus 1 Lines". | Short in Bus 1 Lines | Refer to Check Bus 1 Lines for Short Circuit [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to +B in Bus 1 Line". | Short to +B in Bus 1 Line | Refer to Check Bus 1 Line for Short to +B [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to GND in Bus 1 Line". | Short to GND in Bus 1 Line | Refer to Check Bus 1 Line for Short to GND [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in One Side of Bus 1 Branch Line". | Open in One Side of Bus 1 Branch Line | Refer to Open in One Side of Bus 1 Branch Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in Bus 2 Main Bus Line". | Open in Bus 2 Main Bus Line | Refer to Open in Bus 2 Main Bus Line [08/2017 - 08/2018] , or refer to Open in Bus 2 Main Bus Line [08/2018 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short in Bus 2 Lines". | Short in Bus 2 Lines | Refer to Check Bus 2 Lines for Short Circuit [08/2017 - 08/2018] , or refer to Check Bus 2 Lines for Short Circuit [08/2018 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to +B in Bus 2 Line". | Short to +B in Bus 2 Line | Refer to Check Bus 2 Line for Short to +B [08/2017 - 08/2018] , or refer to Check Bus 2 Line for Short to +B [08/2018 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to GND in Bus 2 Line". | Short to GND in Bus 2 Line | Refer to Check Bus 2 Line for Short to GND [08/2017 - 08/2018] , or refer to Check Bus 2 Line for Short to GND [08/2018 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in Bus 3 Main Bus Line". | Open in Bus 3 Main Bus Line | Refer to Open in Bus 3 Main Bus Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short in Bus 3 Lines". | Short in Bus 3 Lines | Refer to Check Bus 3 Lines for Short Circuit [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to +B in Bus 3 Line". | Short to +B in Bus 3 Line | Refer to Check Bus 3 Line for Short to +B [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to GND in Bus 3 Line". | Short to GND in Bus 3 Line | Refer to Check Bus 3 Line for Short to GND [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in One Side of Bus 3 Branch Line". | Open in One Side of Bus 3 Branch Line | Refer to Open in One Side of Bus 3 Branch Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in Bus 4 Main Bus Line". | Open in Bus 4 Main Bus Line | Refer to Open in Bus 4 Main Bus Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short in Bus 4 Lines". | Short in Bus 4 Lines | Refer to Check Bus 4 Lines for Short Circuit [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to +B in Bus 4 Line". | Short to +B in Bus 4 Line | Refer to Check Bus 4 Line for Short to +B [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to GND in Bus 4 Line". | Short to GND in Bus 4 Line | Refer to Check Bus 4 Line for Short to GND [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in One Side of Bus 4 Branch Line". | Open in One Side of Bus 4 Branch Line | Refer to Open in One Side of Bus 4 Branch Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in Bus 5 Main Bus Line". | Open in Bus 5 Main Bus Line | Refer to Open in Bus 5 Main Bus Line [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short in Bus 5 Lines". | Short in Bus 5 Lines | Refer to Check Bus 5 Lines for Short Circuit [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to +B in Bus 5 Line". | Short to +B in Bus 5 Line | Refer to Check Bus 5 Line for Short to +B [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Short to GND in Bus 5 Line". | Short to GND in Bus 5 Line | Refer to Check Bus 5 Line for Short to GND [08/2017 - 08/2019] |
| The result of "How to Proceed with Troubleshooting" is "Open in One Side of Bus 5 Branch Line". | Open in One Side of Bus 5 Branch Line | Refer to Open in One Side of Bus 5 Branch Line [08/2017 - 08/2019] |
HINT:
- Refer to How to Proceed with Troubleshooting for the Bus Check procedure.
- The suspected communication stop area can be determined based on the ECU or sensor that was not displayed in CAN Bus Check and by referring to the following table.
COMMUNICATION STOP MODE TABLE
| Symptom | Suspected Area | Link |
|---|---|---|
| Communication stop for "Skid Control (ABS/VSC/TRAC)" is indicated on the "Communication Bus Check" screen of the Techstream. | Skid Control ECU Communication Stop Mode | Refer to Skid Control ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Air Conditioning Amplifier" is indicated on the "Communication Bus Check" screen of the Techstream. | Air Conditioning Amplifier Communication Stop Mode | Refer to Air Conditioning Amplifier Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "PPS" is indicated on the "Communication Bus Check" screen of the Techstream. | Power Steering ECU Communication Stop Mode | Refer to Power Steering ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Spiral cable (Steering Angle Sensor)" is indicated on the "Communication Bus Check" screen of the Techstream. | Steering Angle Sensor Communication Stop Mode | Refer to Steering Angle Sensor Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "ECM (Engine)" is indicated on the "Communication Bus Check" screen of the Techstream. | ECM Communication Stop Mode | Refer to ECM Communication Stop Mode [08/2017 - 08/2018] , or refer to ECM Communication Stop Mode [08/2018 - 08/2019] |
| Communication stop for "Main Body" is indicated on the "Communication Bus Check" screen of the Techstream. | Main Body ECU Communication Stop Mode | Refer to Main Body ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Combination Meter" is indicated on the "Communication Bus Check" screen of the Techstream. | Combination Meter ECU Communication Stop Mode | Refer to Combination Meter ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Airbag" is indicated on the "Communication Bus Check" screen of the Techstream. | Center Airbag Sensor Communication Stop Mode | Refer to Center Airbag Sensor Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Suspension Control (Air Suspension)" is indicated on the "Communication Bus Check" screen of the Techstream. | Suspension Control ECU Communication Stop Mode | Refer to Suspension Control ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Four Wheel Drive Control" is indicated on the "Communication Bus Check" screen of the Techstream. | 4WD Control ECU Communication Stop Mode | Refer to 4WD Control ECU Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Display and Navigation (AVN)" is indicated on the "Communication Bus Check" screen of the Techstream. | Navigation ECU Communication Stop Mode (w/ Navigation System) | Refer to Navigation ECU Communication Stop Mode [08/2017 - 08/2019] |
| Audio Receiver Assembly Communication Stop Mode (w/ Audio and Visual System) | Refer to Audio Receiver Assembly Communication Stop Mode [08/2017 - 08/2019] | |
| Communication stop for "Blind Spot Monitor Master" is indicated on the "Communication Bus Check" screen of the Techstream. | Blind Spot Monitor Sensor Communication Stop Mode | Refer to Blind Spot Monitor Sensor Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Front Radar" is indicated on the "Communication Bus Check" screen of the Techstream. | Millimeter Wave Radar Sensor Communication Stop Mode | Refer to Millimeter Wave Radar Sensor Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Front Camera Module" is indicated on the "Communication Bus Check" screen of the Techstream. | Front Camera Module Communication Stop Mode | Refer to Front Camera Module Communication Stop Mode [08/2017 - 08/2019] |
| Communication stop for "Tire Pressure" is indicated on the "Communication Bus Check" screen of the Techstream. | Tire Pressure Monitor ECU Communication Stop Mode | Refer to Tire Pressure Monitor ECU Communication Stop Mode [08/2017 - 08/2019] |
DTC COMBINATION TABLE
| Symptom | Suspected Area | Link |
|---|---|---|
| Although CAN communication is currently normal, ECUs connected to the each bus store CAN communication DTCs. | The probable part for which communication is interrupted can be determined using DTC Combination Table and comparing the DTCs output from ECUs connected to the CAN communication system. | Refer to DTC COMBINATION TABLE [08/2017 - 08/2018] , or refer to DTC COMBINATION TABLE [08/2018 - 08/2019] |