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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 165 (Power Tilt & Power Telescopic Steering Column System (Hybrid) - Diagnostics - Introduction) >> POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM (for HV Model) >> How To Proceed With Troubleshooting [06/2018 - ] >> Procedure

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

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  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. INSPECT AUXILIARY BATTERY VOLTAGE 
    1. Measure the auxiliary battery voltage with the power switch off.

      Standard voltage

      11 to 14 V (Power switch off)

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

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

      Refer to DIAGNOSIS SYSTEM [06/2018 - 10/2019] , or refer to DIAGNOSIS SYSTEM [10/2019 - 08/2020] , or refer to DIAGNOSIS SYSTEM [08/2020 - 08/2021] , or refer to DIAGNOSIS SYSTEM [08/2021 - 09/2022] , or refer to DIAGNOSIS SYSTEM [09/2022 - ]

      Result

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

    Result: 

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

    Result: 

    See step  4

  4. CHECK FOR DTCs* 
    1. Check for DTCs.

      Body Electrical > Tilt&Telescopic > 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 [06/2018 - 08/2021]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2021 - ]  

    Result: 

    See step  5

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

      Refer to PROBLEM SYMPTOMS TABLE [06/2018 - 08/2021] , or refer to PROBLEM SYMPTOMS TABLE [08/2021 - ] 

      Result

      Result Proceed to
      Problem symptom does not occur. A
      Problem symptom occurs. B

    Result: 

    See step  7

    Result: 

    See step  6

  6. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Terminals of ECU.

      Refer to TERMINALS OF ECU [06/2018 - 08/2020] , or refer to TERMINALS OF ECU [08/2020 - ] 

    2. Data List / Active Test.

      Refer to DATA LIST / ACTIVE TEST [06/2018 - ] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  7

  7. REPAIR 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  8

  8. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END