ASC SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   VEHICLE BROUGHT TO WORKSHOP

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
2. Click here

   CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
3. Click here

   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

   
   
   • NEXTClick here
4. Click here

   INSPECT CAN COMMUNICATION SYSTEM*

   
   

   1. Use the GTS, check if the CAN communication system is functioning normally.

      Click here

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

   
   
   • AClick here
   • B

     GO TO CAN COMMUNICATION SYSTEMClick here

5. Click here

   CHECK FOR DTC*

   
   

   1. Check for DTCs and note any codes that are output.

      Click here

      
      
      1. Body Electrical > ASC > Trouble Codes
      2. 
         
      3. 
         

   2. Clear the DTCs.

      Click here

      
      
      1. Body Electrical > ASC > Clear DTCs
      2. 
         
      3. 
         

   3. Recheck for DTCs. Try to reproduce the ASC system DTCs by duplicating the conditions indicated by the DTCs.

      Click here

      
      
      1. Body Electrical > ASC > Trouble Codes
      2. 
         
      3. 
         

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

   
   
   • AClick here
   • B

     GO TO DIAGNOSTIC TROUBLE CODE CHARTClick here

6. Click here

   PROBLEM SYMPTOMS TABLE

   
   

   1. Refer to Problem Symptoms Table.

      Click here

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

   
   
   • AClick here
   • B

     GO TO PROBLEM SYMPTOMS TABLEClick here

7. Click here

   OVERALL ANALYSIS AND TROUBLESHOOTING*

   
   

   1. Operation Check

      Click here

   2. Terminals of ECU

      Click here

   3. Data List / Active Test

      Click here

      Result
      Proceed to NEXT

   
   
   • NEXTClick here
8. Click here

   ADJUST, REPAIR OR REPLACE

   Result
   Proceed to NEXT

   
   
   • NEXTClick here
9. Click here

   CONFIRMATION TEST

   Result
   Proceed to NEXT

   
   
   • NEXT

     END