How To Proceed With Troubleshooting [10/2014 - ]

HINT: 

• Use the following to troubleshoot the pre-collision system.
• *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT: Go to next step 

2. CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK 

   NEXT: Go to next step 

3. 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 

4. CHECK CAN COMMUNICATION SYSTEM* 
   1. Using the Techstream, 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  DIAGNOSTIC TROUBLE CODE CHART [10/2014 - ] 

      A: Go to next step 

5. CHECK FOR DTC* 
   1. Check for DTCs. Refer to DTC CHECK / CLEAR [10/2014 - ] .
   2. Clear the DTCs. Refer to DTC CHECK / CLEAR [10/2014 - ] .
   3. Recheck for DTCs. Refer to DTC CHECK / CLEAR [10/2014 - ] .
      RESULT
      
      

      Result	Proceed to
      DTCs are not output (symptoms can be confirmed or reproduced)	A
      DTCs are not output (symptoms cannot be confirmed or reproduced)	B
      DTCs are output	C

      B → Go to DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2014 - ]  

      C → Go to step 8 

      A: Go to next step 

6. PROBLEM SYMPTOMS TABLE 
   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 8 

   A: Go to next step 

7. OVERALL ANALYSIS AND TROUBLESHOOTING* 
   1. Terminals of ECU. Refer to TERMINALS OF ECU [10/2014 - ] .
   2. Data List / Active Test. Refer to DATA LIST / ACTIVE TEST [10/2014 - ] .

      NEXT: Go to next step 

8. ADJUST, REPAIR OR REPLACE 

   HINT: 

   Perform proper procedures according to corresponding faults listed in the problem symptoms table or the corresponding DTCs listed in the diagnostic trouble code chart.

   HINT: 

   • If the millimeter wave radar sensor is replaced, the beam axis of the sensor needs to be adjusted. Refer to ADJUSTMENT [10/2014 - ] .
   • If the driving support ECU is replaced, initialization needs to be performed. Refer to INITIALIZATION [10/2014 - ] .

   NEXT: Go to next step 

9. CONFIRMATION TEST 

   NEXT → END