DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Body Control Module; DTC U0293: Lost Communication with Hybrid/EV Powertrain Control Module [08/2021 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Acoustic Vehicle Alerting System / Trouble Codes.
5. Check for DTCs.

   Body Electrical > Vehicle Proximity Notification System > Trouble Codes 

   HINT: 

   When DTCs indicating a CAN communication system malfunction are output, perform troubleshooting for the CAN communication system before the acoustic vehicle alerting system.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2018 - ]