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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Plug-In Charge Control System - Diagnostic Codes (3 Of 3), Symptom Tests & Circuit Tests) >> PLUG-IN CHARGE CONTROL SYSTEM (for PHEV Model) >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [08/2023 - ] >> Procedure

DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [08/2023 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC OUTPUT (PLUG-IN CONTROL) 

    Pre-procedure1

    1. Enter the following menus:

      Powertrain > Plug-in Control > Trouble Codes 

      Procedure1

    2. Check for DTCs.

      Result

      Proceed to
      NEXT

      Post-procedure1

    3. None

    Result: 

    NEXT 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2023 - ] 

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