LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2019 >> LS 500 Base, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostics - Introduction (1 Of 2) >> Meter / Gauge System >> How To Proceed With Troubleshooting [12/2017 - 10/2023] >> Procedure

How To Proceed With Troubleshooting [12/2017 - 10/2023]: Procedure

  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. CUSTOMER PROBLEM ANALYSIS 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  3

  3. INSPECT BATTERY VOLTAGE 
    1. Measure the battery voltage.

      Standard voltage

      11 to 14 V

      If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  4

  4. CHECK CAN COMMUNICATION SYSTEM* 
    1. Check if CAN communication DTCs are output.

      Refer to DIAGNOSIS SYSTEM [12/2017 - 09/2018] , or refer to DIAGNOSIS SYSTEM [09/2018 - 09/2019] , or refer to DIAGNOSIS SYSTEM [09/2019 - 10/2020] , or refer to DIAGNOSIS SYSTEM [10/2020 - 10/2022] , or refer to DIAGNOSIS SYSTEM [10/2022 - 10/2023]

      Result

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

    Result: 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2017 - 09/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2018 - 10/2020]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2020 - 10/2023] 

    Result: 

    See step  5

  5. CHECK FOR DTC* 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [12/2017 - ]

      Body Electrical > Combination Meter > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output. A
      DTCs are output. B

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [12/2017 - 09/2018]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [09/2018 - 10/2020]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2020 - 10/2022]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2022 - 10/2023] 

    Result: 

    See step  6

  6. PROBLEM SYMPTOM CONFIRMATION 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  7

  7. SYMPTOM SIMULATION 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  8

  8. PROBLEM SYMPTOMS TABLE 
    1. Refer to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [12/2017 - 10/2020] , or refer to PROBLEM SYMPTOMS TABLE [10/2020 - 10/2023]

      Result

      Result Proceed to
      Fault is not listed in Problem Symptoms Table. A
      Fault is listed in Problem Symptoms Table. B

    Result: 

    GO TO PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [12/2017 - 10/2020]  , or refer to  PROBLEM SYMPTOMS TABLE [10/2020 - 10/2023] 

    Result: 

    See step  9

  9. CIRCUIT INSPECTION 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  10

  10. REPAIR OR REPLACE 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  11

  11. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END