DTC B1003: ECU Malfunction [12/2019 - 11/2023]: Procedure
WARNING: This page is about a different variant/trim than selected.
- RECONFIRM DTC OUTPUT
Body Electrical > Central Gateway > Trouble Codes
Result
Result Proceed to DTC B1003 is not output from the central gateway ECU (network gateway ECU) A DTC B1003 is output from the central gateway ECU (network gateway ECU) B Result:
A
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - ]
Result:
B
REPLACE CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU). Refer to REMOVAL [12/2019 - 11/2023]