How To Proceed With Troubleshooting

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use these procedures to troubleshoot the dynamic radar cruise control system.
* *: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

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

NEXT -- Continue to next step.

3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally.





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

4. CHECK FOR DTC*

(a) Clear the DTC Dynamic Radar Cruise Control System.

(b) Recheck for DTC Dynamic Radar Cruise Control System.





B -- Go to DIAGNOSTIC TROUBLE CODE CHART Dynamic Radar Cruise Control System
A -- Continue to next step.

5. PROBLEM SYMPTOMS TABLE

(a) Refer to the problem symptoms table Dynamic Radar Cruise Control System.





B -- Go to step 7
A -- Continue to next step.

6. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Operation Check Operation Check.

(b) Terminals of ECU Dynamic Radar Cruise Control System.

(c) Data List / Active Test Dynamic Radar Cruise Control System.

NEXT -- Continue to next step.

7. ADJUST, REPAIR OR REPLACE

NOTICE:
* If the driving support ECU has been replaced, turn the power switch OFF -> ON (IG) for 10 seconds or more -> OFF to perform the initialization.
* When the front millimeter wave radar sensor is replaced with a new one, adjustment of the radar sensor beam axis must be performed Installation.
NEXT -- Continue to next step.

8. CONFIRMATION TEST

NEXT -- END