LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2014 >> Prius Three >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System (Diagnostics - Introduction) (Except Plug-In) >> Can Communication System >> Problem Symptoms Table [10/2013 - ] >> Problem Symptoms Table [10/2013 - ]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Problem Symptoms Table [10/2013 - ]

HINT: 

RESULT OF CAN NO. 1 BUS CHECK

Symptom Suspected Area See
Open in CAN Main Bus Wire CAN Main Bus Wire Refer to Open in CAN Main Bus Line [10/2013 - ]
Short in CAN Bus Wires CAN Bus Wires Refer to Check CAN Bus Lines for Short Circuit [10/2013 - ]
Short to +B in CAN Bus Wire CAN Bus Wire Refer to Check CAN Bus Line for Short to +B [10/2013 - ]
Short to GND in CAN Bus Wire CAN Bus Wire Refer to Check CAN Bus Line for Short to GND [10/2013 - ]
Open in One Side of CAN Branch Wire CAN Branch Wire Refer to Open in One Side of CAN Branch Line [10/2013 - ]

HINT: 

Refer to How to Proceed with Troubleshooting for the CAN No. 1 Bus Check procedure.

COMMUNICATION STOP MODE TABLE

Symptom Suspected Area See
"ABS/VSC/TRAC" is not displayed on the Techstream. Skid Control ECU Communication Stop Mode Refer to Skid Control ECU Communication Stop Mode [10/2013 - ]
"EPS" is not displayed on the Techstream. Power Steering ECU Communication Stop Mode Refer to Power Steering ECU Communication Stop Mode [10/2013 - ]
"Steering Angle Sensor" is not displayed on the Techstream. Steering Angle Sensor Communication Stop Mode Refer to Steering Angle Sensor Communication Stop Mode [10/2013 - ]
"Yaw Rate/Deceleration Sensor" is not displayed on the Techstream. Yaw Rate Sensor Communication Stop Mode Refer to Yaw Rate Sensor Communication Stop Mode [10/2013 - ]
"Engine" is not displayed on the Techstream. ECM Communication Stop Mode Refer to ECM Communication Stop Mode [10/2013 - ]
"Transmission Control" is not displayed on the Techstream. Transmission Control ECU Communication Stop Mode Refer to Transmission Control ECU Communication Stop Mode [10/2013 - ]
"Main Body" is not displayed on the Techstream. Main Body ECU Communication Stop Mode Refer to Main Body ECU Communication Stop Mode [10/2013 - ]
"Hybrid Control" and "Electric Power Control" are not displayed on the Techstream. Power Management Control ECU Communication Stop Mode Refer to Power Management Control ECU Communication Stop Mode [10/2013 - ]
"Combination Meter" is not displayed on the Techstream. Combination Meter ECU Communication Stop Mode Refer to Combination Meter ECU Communication Stop Mode [10/2013 - ]
"Smart Access/Smart Key/Wireless Tuner" is not displayed on the Techstream. Certification ECU Communication Stop Mode Refer to Certification ECU Communication Stop Mode [10/2013 - ]
"SRS Airbag" is not displayed on the Techstream. Center Airbag Sensor Communication Stop Mode Refer to Center Airbag Sensor Communication Stop Mode [10/2013 - ]
"AVN1" is not displayed on the Techstream. Navigation ECU Communication Stop Mode Refer to Navigation ECU Communication Stop Mode [10/2013 - ]
"AVN1" is not displayed on the Techstream. Audio Receiver Assembly Communication Stop Mode Refer to Audio Receiver Assembly Communication Stop Mode [10/2013 - ]