Tech Tips
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.
| Symptom | Suspected Area | See page |
|---|---|---|
| Result of "How to proceed with Troubleshooting" is "Open in CAN Main Bus Line" | Open in CAN Main Bus Line (LHD Models) | |
| Open in CAN Main Bus Line (RHD Models) | ||
| Result of "How to Proceed with Troubleshooting" is "Check CAN Bus Lines for Short Circuit" | Check CAN Bus Lines for Short Circuit (LHD Models) | |
| Check CAN Bus Lines for Short Circuit (RHD Models) | ||
| Result of "How to Proceed with Troubleshooting" is "Check CAN Bus Line for Short to +B" | Check CAN Bus Line for Short to +B (LHD Models) | |
| Check CAN Bus Line for Short to +B (RHD Models) | ||
| Result of "How to Proceed with Troubleshooting" is "Check CAN Bus Line for Short to GND" | Check CAN Bus Line for Short to GND (LHD Models) | |
| Check CAN Bus Line for Short to GND (RHD Models) | ||
| Result of "How to Proceed with Troubleshooting" is "Open in One Side of CAN Branch Line" | Open in One Side of CAN Branch Line |
| Symptom | Suspected Area | See page |
|---|---|---|
| "Skid Control (ABS/VSC/TRAC)" is not displayed on intelligent tester (w/o VSC) | Brake Actuator (Skid Control ECU) Communication Stop Mode | |
| "Skid Control (ABS/VSC/TRAC)" is not displayed on intelligent tester (w/ VSC) | ABS and Traction Actuator (Skid Control ECU) Communication Stop Mode | |
| "Air Conditioning Amplifier" is not displayed on intelligent tester | Air Conditioning Amplifier Communication Stop Mode | |
| "Power Steering (EPS)" is not displayed on intelligent tester | Power Steering ECU Communication Stop Mode | |
| "Spiral cable (Steering Angle Sensor)" is not displayed on intelligent tester | Steering Angle Sensor Communication Stop Mode | |
| "ECM (Engine)" is not displayed on intelligent tester | ECM Communication Stop Mode | |
| "Main Body" is not displayed on intelligent tester | Main Body ECU Communication Stop Mode | |
| "Power Management" is not displayed on intelligent tester | Power Management Control ECU Communication Stop Mode | |
| "Combination Meter" is not displayed on intelligent tester | Combination Meter ECU Communication Stop Mode | |
| "Entry & Start / Wireless Tuner" is not displayed on intelligent tester | Certification ECU Communication Stop Mode | |
| "Airbag" is not displayed on intelligent tester | Center Airbag Sensor Communication Stop Mode | |
| "Power Management2" is not displayed on intelligent tester | Engine Stop and Start ECU Communication Stop Mode | |
| "Display and Navigation (AVN1)" is not displayed on intelligent tester | Audio Receiver ECU Communication Stop Mode |