How To Proceed With Troubleshooting

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: 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 -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

NEXT -- Continue to next step.

3. PROBLEM SYMPTOM CONFIRMATION

Result:





A -- Go to 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 -- Continue to next step.

5. CHECK CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check for normal function of the CAN communication system.

(b) Check for DTCs.

Result:





B -- Go to CAN COMMUNICATION SYSTEM
A -- Continue to next step.

6. DTC CHECK*

Result:





B -- Go to step 8
A -- Continue to next step.

7. DTC CHART

NEXT -- Go to step 9

8. PROBLEM SYMPTOMS TABLE

NEXT -- Continue to next step.

9. CIRCUIT INSPECTION

NEXT -- Continue to next step.

10. TERMINALS OF ECM

NEXT -- Continue to next step.

11. IDENTIFICATION OF PROBLEM

NEXT -- Continue to next step.

12. REPAIR OR REPLACE

NEXT -- Continue to next step.

13. CONFIRMATION TEST

NEXT -- END