Yaris L4-1.5L (1NZ-FE) (2007)
Information Bus: Initial Inspection and Diagnostic Overview
Diagnosis System
DIAGNOSIS SYSTEM
1. BUS CHECK
a. Select "BUS CHECK" from the "OBD/MOBD MENU" screen.
HINT: The ECUs and sensors that are properly connected to the CAN communication system can be displayed using the intelligent tester via
the CAN VIM.
b. Press "ENTER" on the intelligent tester via the CAN VIM.
c. The screen displays the ECUs and sensors that are properly connected to the CAN communication system.
HINT:
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If any properly connected ECUs or sensors are not displayed, there is a communication stop in the system.
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Display the "BUS CHECK" screen for approximately 1 minute and check for ECUs and sensors that a not indicated on the screen.
2. CHECK INSTALLED SYSTEMS (ECUs AND SENSORS) THAT ADOPT CAN COMMUNICATION