How To Proceed With Troubleshooting

HINT: 

• Use the following procedures to troubleshoot the dynamic radar cruise control system.
• *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT: Go to next step 

2. CUSTOMER PROBLEM ANALYSIS 

   NEXT: Go to next step 

3. PROBLEM SYMPTOM CONFIRMATION 

   Result

   Condition	Proceed to
   Symptom occurs	A
   Symptom does not occur	B

   A → Go to   4 step 4 

   B → SYMPTOM SIMULATION 

4. INSPECT BATTERY VOLTAGE 

   Standard voltage

   11 to 14 V

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

   NEXT: Go to next step 

5. CHECK CAN COMMUNICATION SYSTEM* 
   1. Use the Techstream to check for normal function of the CAN communication system.
   2. Check for DTCs.

      Result

      Condition	Proceed to
      DTC is not output	A
      DTC is output	B

      B → Go to  CAN COMMUNICATION SYSTEM  CAN COMMUNICATION SYSTEM 

      A: Go to next step 

6. DTC CHECK* 

   Result

   Condition	Proceed to
   DTC is output	A
   DTC is not output	B

   B → Go to   8 step 8 

   A: Go to next step 

7. DTC CHART 

   NEXT → Go to   9 step 9 

8. PROBLEM SYMPTOMS TABLE 

   NEXT: Go to next step 

9. CIRCUIT INSPECTION 

   NEXT: Go to next step 

10. TERMINALS OF ECM 

    NEXT: Go to next step 

11. IDENTIFICATION OF PROBLEM 

    NEXT: Go to next step 

12. REPAIR OR REPLACE 

    NEXT: Go to next step 

13. CONFIRMATION TEST 

    NEXT → END