Meter / Gauge System

METER: METER / GAUGE SYSTEM: U0129: Lost Communication with Brake System Control Module
U0129 - Lost Communication with Brake System Control Module

DESCRIPTION

The No. 1 meter ECU communicates with the skid control ECU via the CAN line.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

(a) Check for DTCs and note any codes that are output Reading and Clearing Diagnostic Trouble Codes.

(b) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.

(c) Recheck for DTC Reading and Clearing Diagnostic Trouble Codes.

Result





HINT
If the CAN communication system DTC U0129 and another DTC are output at the same time, perform troubleshooting for the CAN communication system DTC U0129 first.

B -- Go to CAN COMMUNICATION SYSTEM CAN Communication System

A -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting