DTC U01BD-87: Lost Communication with DC/DC Converter Control Module "C" Missing Message [09/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Toyota Corolla, 2024 Toyota Corolla, and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC OUTPUT
Result:
NEXT
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2022 - ]