Problem Symptoms Table
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.
RESULT LIST OF CAN BUS WIRE CHECK
| Symptom | Suspected Area | Reference |
|---|---|---|
| The result of "CAN BUS WIRE CHECK" is "Open in CAN Main Bus Line". | Open in CAN Main Bus Line | Refer to Open in CAN Main Bus Line |
| The result of "CAN BUS WIRE CHECK" is "Short in CAN Bus Lines". | Short in CAN Bus Lines | Refer to Check CAN Bus Lines for Short Circuit |
| The result of "CAN BUS WIRE CHECK" is "Short to B+ in CAN Bus Line". | Short to +B in CAN Bus Line | Refer to Check CAN Bus Line for Short to +B |
| The result of "CAN BUS WIRE CHECK" is "Short to GND in CAN Bus Line". | Short to GND in CAN Bus Line | Refer to Check CAN Bus Line for Short to GND |
| The result of "CAN BUS WIRE CHECK" is "Open in One Side of CAN Branch Line". | Open in One Side of CAN Branch Line | Refer to Open in One Side of CAN Branch Line |
COMMUNICATION STOP MODE TABLE
| Symptom | Suspected Area | Reference |
|---|---|---|
| "Engine" is not displayed on the Techstream. | ECM Communication Stop Mode | Refer to ECM Communication Stop Mode |
| "ABS/VSC/TRAC" is not displayed on the Techstream. | Skid Control ECU Communication Stop Mode | Refer to Skid Control ECU Communication Stop Mode |
| "Steering Angle Sensor" is not displayed on the Techstream. | Steering Angle Sensor Communication Stop Mode | Refer to Steering Angle Sensor Communication Stop Mode |
| "Yaw Rate / Decelerate Sensor" is not displayed on the Techstream. | Yaw Rate Sensor Communication Stop Mode | Refer to Yaw Rate Sensor Communication Stop Mode |
| "EPS" is not displayed on the Techstream. | Power Steering ECU Communication Stop Mode | Refer to Power Steering ECU Communication Stop Mode |
| "Air Conditioner" is not displayed on the Techstream. | Air Conditioning Amplifier Communication Stop Mode | Refer to Air Conditioning Amplifier Communication Stop Mode |
| "SRS Airbag" is not displayed on the Techstream. | Center Airbag Sensor Communication Stop Mode | Refer to Center Airbag Sensor Communication Stop Mode |
| "Main Body" is not displayed on the Techstream. | Main Body ECU Communication Stop Mode | Refer to Main Body ECU Communication Stop Mode |
| "Combination Meter" is not displayed on the Techstream. | Combination Meter ECU Communication Stop Mode | Refer to Combination Meter ECU Communication Stop Mode |
| "CAN Gateway" is not displayed on the Techstream. | Network Gateway ECU Communication Stop Mode*1 | Refer to Gateway ECU Communication Stop Mode |
| "Four Wheel Drive Control" is not displayed on the Techstream. | Lost Communication with 4WD Control ECU*1 | Refer to DTC U1002 (CAN No. 2 BUS), U0114: Lost Communication with Gateway Module (Network Gateway ECU); Lost Communication with 4WD Control ECU |
| "Four Wheel Drive Control" is not displayed on the Techstream | 4WD ECU Communication Stop Mode*2 | Refer to 4WD Control ECU Communication Stop Mode |
*1: w/ Network gateway ECU
*2: w/o Network gateway ECU