How To Proceed With Troubleshooting

HINT:

• Use this procedure to troubleshoot the power door lock control system.
• *: Use the intelligent tester.

1. VEHICLE BROUGHT TO WORKSHOP 
   • 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.

   • GO TO NEXT STEP 
3. INSPECT COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)* 
   1. Using the intelligent tester, check if the Multiplex Communication System (MPX) is functioning normally.

      Result 

      COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)
      
      

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

      • B: Go to  MULTIPLEX COMMUNICATION SYSTEM 
      • A: GO TO NEXT STEP 
4. PROBLEM SYMPTOMS TABLE 

   Result 

   PROBLEM SYMPTOMS TABLE
   
   

   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. TERMINALS OF ECU  .
   2. SEE DATA LIST/ACTIVE TEST  .
   • GO TO NEXT STEP 
6. ADJUST, REPAIR OR REPLACE 
   • GO TO NEXT STEP 
7. CONFIRMATION TEST 
   • END