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 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 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