LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Airbag System (Hybrid) - Diagnostics - Introduction) >> AIRBAG SYSTEM (for HV Model) >> How To Proceed With Troubleshooting [06/2018 - ] >> Procedure

How To Proceed With Troubleshooting [06/2018 - ]: Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. CUSTOMER PROBLEM ANALYSIS 
    1. Confirm problem symptoms.

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

  3. CHECK CAN COMMUNICATION SYSTEM* 
    1. Using the Techstream, check if the CAN communication system is functioning normally.

      OK

      CAN communication system is functioning normally.

      HINT: 

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ] 

    Result: 

    OK 

    See step  4

  4. SRS WARNING LIGHT CHECK 
    1. Proceed to Operation Check.

      Refer to OPERATION CHECK [06/2018 - 08/2021] , or refer to OPERATION CHECK [08/2021 - 09/2022] , or refer to OPERATION CHECK [09/2022 - ] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  5

  5. CHECK FOR DTC* 
    1. Proceed to DTC Check / Clear.

      Refer to DTC CHECK / CLEAR [06/2018 - ] 

      OK

      DTCs are not output.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  12

    Result: 

    OK 

    See step  6

  6. SYMPTOM SIMULATION 
    1. Proceed to How to Proceed with Troubleshooting.

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  7

  7. PROBLEM SYMPTOMS TABLE 
    1. Proceed to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [06/2018 - ] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  8

  8. CIRCUIT INSPECTION* 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  9

  9. IDENTIFICATION OF PROBLEM 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  10

  10. REPAIR OR REPLACEMENT 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  11

  11. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

  12. DIAGNOSTIC TROUBLE CODE CHART 
    1. Proceed to Diagnostic Trouble Code Chart.

      Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2018 - 08/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2021 - 09/2022] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2022 - ] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  13

  13. CIRCUIT INSPECTION* 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  14

  14. IDENTIFICATION OF PROBLEM 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  15

  15. REPAIR OR REPLACEMENT 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  16

  16. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END