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Home >> Lexus >> 2021 >> LS 500h RWD >> Repair and Diagnosis (Single Page) >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (3 Of 3) & Symptom Tests (1 Of 2) >> Meter / Gauge System >> DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" Missing Message; DTC U0129-87: Lost Communication With Brake System Control Module Missing Message; DTC U0130-87: Lost Communication with Steering Effort Control Module Missing Message; DTC U0131-87: Lost Communication With Power Steering Control Module Missing Message; DTC U0132-87: Lost Communication with Suspension Control Module "A" Missing Message; DTC U0134-87: Lost Communication with Power Steering Control Module Rear Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B"; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0163-87: Lost Communication with Navigation Control Module; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0168-87: Lost Communication with Vehicle Security Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module Missing Message; DTC U0233-87: Lost Communication with Side Obstacle Detection Control Module "B" Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A"; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message; DTC U1100-87: Lost Communication with Seat Belt Control Module Missing Message; DTC U1104-87: Lost Communication with Driving Support ECU Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message; DTC U1112-87: Lost Communication with Combination Switch Module Missing Message; DTC U1133-87: Lost Communication with PMN Module Missing Message; DTC U1137-87: Lost Communication with ITS Connect Module Missing Message; DTC U1184-87: Lost Communication with Advanced Drive Control Module Missing Message [10/2022 - 10/2023] >> Procedure
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DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" Missing Message; DTC U0129-87: Lost Communication With Brake System Control Module Missing Message; DTC U0130-87: Lost Communication with Steering Effort Control Module Missing Message; DTC U0131-87: Lost Communication With Power Steering Control Module Missing Message; DTC U0132-87: Lost Communication with Suspension Control Module "A" Missing Message; DTC U0134-87: Lost Communication with Power Steering Control Module Rear Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B"; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0163-87: Lost Communication with Navigation Control Module; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0168-87: Lost Communication with Vehicle Security Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module Missing Message; DTC U0233-87: Lost Communication with Side Obstacle Detection Control Module "B" Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A"; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message; DTC U1100-87: Lost Communication with Seat Belt Control Module Missing Message; DTC U1104-87: Lost Communication with Driving Support ECU Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message; DTC U1112-87: Lost Communication with Combination Switch Module Missing Message; DTC U1133-87: Lost Communication with PMN Module Missing Message; DTC U1137-87: Lost Communication with ITS Connect Module Missing Message; DTC U1184-87: Lost Communication with Advanced Drive Control Module Missing Message [10/2022 - 10/2023]: Procedure

  1. CHECK FOR DTC 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [10/2017 - ]

      Body Electrical > Combination Meter > Trouble Codes 

      Result

      Result Proceed to
      CAN communication system DTCs is output. A
      CAN communication system DTCs are not output. B

    Result: 

    A 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - 10/2023] 

    Result: 

    B 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - 10/2023] 

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