Gateway ECU Communication Stop Mode

CAN COMMUNICATION SYSTEM: Gateway ECU Communication Stop Mode

Gateway ECU Communication Stop Mode

DESCRIPTION





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK CAN BUS LINE FOR DISCONNECTION (GATEWAY ECU SUB BUS LINE)
(a) Turn the ignition switch off.





(b) Disconnect the gateway ECU connector (G3).
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE GATEWAY ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)
OK -- Continue to next step.
2. CHECK WIRE HARNESS (BATT, ACC, IG, GND)





(a) Measure the resistance according to the value(s) in the table below.
Standard resistance:





(b) Measure the voltage according to the value(s) in the table below.
Standard voltage:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE GATEWAY ECU