Problem Symptoms Table
WARNING: This page is about a different car, the 2009 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- Use the table below to help determine the cause of the problem symptom. The potential cause 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 to this system before inspecting the suspected areas below.
Result list of how to proceed with troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING RESULT LIST
| Symptom | Suspected area | Refer To |
|---|---|---|
| Open in CAN Main Wire | CHECK CAN MAIN WIRE DISCONNECTION | OPEN IN CAN MAIN WIRE |
| Short in CAN Bus Line | CHECK CAN BUS LINE FOR SHORT CIRCUIT | SHORT IN CAN BUS LINES |
| Short to B+ CAN Bus Line | CHECK CAN BUS LINE FOR SHORT TO B+ | SHORT TO B+ IN CAN BUS LINE |
| Short to GND in CAN Bus Line | CHECK CAN BUS LINE FOR SHORT TO GND | SHORT TO GND IN CAN BUS LINE |
Communication stop mode table
COMMUNICATION STOP MODE
| Symptom | Suspected area | Refer To |
|---|---|---|
| HYBRID CONTROL is not displayed on Techstream via CAN VIM. | HYBRID VEHICLE CONTROL ECU COMMUNICATION STOP MODE | HYBRID VEHICLE CONTROL ECU COMMUNICATION STOP MODE |
| ABS / VSC / TRAC is not displayed on Techstream via CAN VIM. | SKID CONTROL ECU COMMUNICATION STOP MODE | SKID CONTROL ECU COMMUNICATION STOP MODE |
| STEERING SENSOR is not displayed on Techstream via CAN VIM. | STEERING ANGLE SENSOR COMMUNICATION STOP MODE | STEERING ANGLE SENSOR COMMUNICATION STOP MODE |
| YAW / DECELERATE is not displayed on Techstream via CAN VIM. | YAW RATE SENSOR COMMUNICATION STOP MODE | YAW RATE SENSOR COMMUNICATION STOP MODE |
| EPS is not displayed on Techstream via CAN VIM. | POWER STEERING ECU COMMUNICATION STOP MODE | POWER STEERING ECU COMMUNICATION STOP MODE |
| BODY / GATEWAY is not displayed on Techstream via CAN VIM. | GATEWAY ECU COMMUNICATION STOP MODE | GATEWAY ECU COMMUNICATION STOP MODE |
| ENGINE is not displayed on Techstream via CAN VIM. | ECM ECU COMMUNICATION STOP MODE | BATTERY ECU COMMUNICATION STOP MODE |
| HV BATTERY is not displayed on Techstream via CAN VIM. | BATTERY ECU COMMUNICATION STOP MODE | BATTERY ECU COMMUNICATION STOP MODE |