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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 83 (Heating / Air Conditioning System - Diagnostic Codes (1 Of 3)) >> AIR CONDITIONING SYSTEM (for PHEV Model) >> VEHICLE CONTROL HISTORY (RoB) [08/2023 - ] >> VEHICLE CONTROL HISTORY (RoB) [08/2023 - ]

VEHICLE CONTROL HISTORY (RoB) [08/2023 - ]

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 VEHICLE CONTROL HISTORY 
    1. Read the Vehicle Control History (RoB) according to the display on the GTS.

      Body Electrical > Air Conditioner > Utility 

      Tester Display
      Vehicle Control History (RoB)
      VEHICLE CONTROL HISTORY (ROB)

      Code Tester Display Measurement Item Diagnostic Note
      X210F Refrigerant Overabundance Filling History Refrigerant was overfilled Stop the compressor when excessive refrigerant charging is detected
      Detection Condition: 
      • A refrigerant temperature malfunction is detected during refrigerant charging mode
  2. CLEAR VEHICLE CONTROL HISTORY 
    NOTE:

    When the vehicle control history (RoB) is cleared, all the stored history items are cleared.

    1. According to the display on the GTS, clear the Vehicle Control History (RoB).

      Body Electrical > Air Conditioner > Utility 

      Tester Display
      Vehicle Control History (RoB)