Open in One Side of CAN Sub Bus Line (FROM 12/2010): Description

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

If 2 or more ECUs and/or sensors do not appear on the Techstream "CAN Bus Check" screen, one side of the CAN sub-bus line may be open. (One side of the CAN-H [sub-bus line]/CAN-L [sub-bus line] of the ECU and/or sensor is open.)

Symptom	Suspected Area
2 or more ECUs and/or sensors do not appear on Techstream "CAN Bus Check" screen.	One side of the CAN sub-bus line is open Skid control ECU Steering angle sensor Yaw rate sensor ECM Navigation ECU*1 Network gateway ECU Center airbag sensor assembly

*1: w/ Navigation system