Prius L4-1.8L (2ZR-FXE) Hybrid (2010)
PROCEDURE
1. CHECK FOR OPEN IN ONE SIDE OF CAN NO. 1 BUS BRANCH WIRE
(a) Confirm the systems (ECUs and sensors), which use CAN communication, equipped on the vehicle See: Initial Inspection and Diagnostic
Overview/CAN Communication System/Diagnosis System.
(b) Using the Techstream, select and perform "CAN Bus Check" See: Initial Inspection and Diagnostic Overview/CAN Communication
System/Diagnosis System.
(c) Observe the screen for approximately 1 minute to check the ECUs and sensors that are not displayed on the screen and also those that
repeatedly appear and disappear from the screen.
(d) Check that the ECUs and sensors, which are connected to the ECUs or sensors that are not displayed on the screen.
(e) Check that the ECUs and sensors, which repeatedly appeared and disappeared from the "CAN Bus Check" screen, are constantly
displayed.
NEXT -- GO TO CORRESPONDING COMMUNICATION STOP MODE See:
Open In CAN Main Bus LINE2
NETWORKING: CAN COMMUNICATION SYSTEM: Open in CAN Main Bus Line
- Open in CAN Main Bus Line
DESCRIPTION
There may be an open circuit in the CAN bus main wire and/or the DLC3 branch wire when the resistance between terminals 6 (CANH) and 14 (CANL)
of the DLC3 is 70 Ohms or higher.
WIRING DIAGRAM