How To Proceed With Troubleshooting

HINT:

• Use the following procedure to troubleshoot the power window control system
• Techstream should be used in steps  3 and  5.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK 
3. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM 
   1. Use Techstream, inspect the LIN communication function to ensure there are no malfunctions in the communication system.

      Result 

      RESULT CHART
      
      

      Result	Proceed to
      No DTCs output	A
      DTCs output	B

   B:  GO TO DIAGNOSTIC TROUBLE CODE CHART 

   A: Go to next step. 

4. PROBLEM SYMPTOMS TABLE 

   HINT:

   See PROBLEM SYMPTOMS TABLE 

5. OVERALL ANALYSIS AND TROUBLESHOOTING 
   1. DATA LIST / ACTIVE TEST (See DATA LIST / ACTIVE TEST  )
   2. CIRCUIT INSPECTION
   3. TERMINALS OF ECU (See TERMINALS OF ECU  )
6. ADJUST, REPAIR OR REPLACE 
7. RESET POWER WINDOW MOTOR 

   HINT:

   See INITIALIZATION 

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