DTC U0140-00: Lost Communication with Body Control Module (Sub) Missing Message; DTC U0155-86: Lost Communication with Instrument Panel Cluster (IPC) Control Module Signal (some circuit quantity, reported via serial data) Invalid; DTC U0293-00: Lost Communication with Hybrid/EV Powertrain Control Module from Gear Shift Control Module "A"; DTC U1107-00: Lost Communication with Power Management Module (Gear Shift Control Module "A"); DTC U114F-00: Lost Communication with Power Integration Module (System 2) Missing Message; DTC U1170-00: Lost Communication with Brake System Control Module (Gear Shift Control Module "A") [09/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC OUTPUT (HEALTH CHECK)
Pre-procedure1
- Turn the ignition switch to ON.
Procedure1
- Using the GTS, perform a Health Check.
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2023 - ]
- Turn the ignition switch to ON.