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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 231 (Parking Support Brake System (Except Hybrid) - Diagnostic Codes) >> PARKING SUPPORT BRAKE SYSTEM (for Gasoline Model) >> DTC C1647: G Sensor Failure [06/2018 - 09/2022] >> Procedure

DTC C1647: G Sensor Failure [06/2018 - 09/2022]: Procedure

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  1. CHECK DTC OUTPUT 
    1. Using the Techstream, check for DTCs according to the prompts on the screen.

      Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes 

    2. Clear the DTCs according to the screen on the Techstream.

      Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs 

    3. Recheck for DTCs.

      Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes 

      HINT: 

      • DTC C1647 is stored when a malfunction signal sent from the electronically controlled brake system is detected.
      • If the malfunctioning part has been repaired or replaced before rechecking for DTCs, DTC C1647 will not be output again.
      • If DTC C1647 is output frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again, even though the DTC was not output when rechecking for DTCs.

        Refer to HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]

      Result

      Result Proceed to
      DTC C1647 is output A
      DTC C1647 is not output B

    Result: 

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ] 

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]