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Home >> Lexus >> 2013 >> LX 570 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Front Power Seat Control System (Diagnostics - Introduction) >> Front Power Seat Control System >> How To Proceed With Troubleshooting [01/2012 - ] >> How To Proceed With Troubleshooting [01/2012 - ]

How To Proceed With Troubleshooting [01/2012 - ]

HINT: 

  1. VEHICLE BROUGHT TO WORKSHOP 

    NEXT: Go to next step 

  2. INSPECT BATTERY VOLTAGE 

    Standard voltage

    11 to 14 V

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

    NEXT: Go to next step 

  3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
    1. Use the Techstream to check if the CAN communication system is functioning normally.
      RESULT

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

      B → Go to CAN COMMUNICATION SYSTEM. Refer to  PRECAUTION [01/2012 - ] 

      A: Go to next step 

  4. PROBLEM SYMPTOMS TABLE 
    1. Refer to the Problem Symptoms Table. Refer to PROBLEM SYMPTOMS TABLE [01/2012 - ] .
      RESULT

      Result Proceed to
      Fault is not listed in problem symptoms table A
      Fault is listed in problem symptoms table B

      B → Go to step   6 

      A: Go to next step 

  5. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Data List / Active Test. Refer to DATA LIST / ACTIVE TEST [01/2012 - ] 
    2. Terminals of ECU. Refer to TERMINALS OF ECU [01/2012 - ] 
    3. Operation Check. Refer to OPERATION CHECK [01/2012 - ] 

      NEXT: Go to next step 

  6. REPAIR OR REPLACE 

    NEXT: Go to next step 

  7. CONFIRMATION TEST 

    NEXT → END