Diagnostic Procedure

FALSE DETECTION/INCORRECT DISPLAY OF TRAFFIC SIGN DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	VERIFY ALL SYSTEM DTCs Perform the DTC inspection. (See DTC INSPECTION .) Are any DTCs displayed?	Yes	Repair the malfunctioning location according to the applicable DTC troubleshooting.
1		No	Go to the next step.
2	VERIFY IF SD CARD IS VALID Perform diagnostic assist function "Storage Diagnostic Test" MAP Areas. (Refer to the [STORAGE DIAGNOSIS ] in the service information) Is the part normal?	Yes	Go to the next step.
2		No	Explain to the customer that the SD card is not valid.
Repair completion verification	VERIFY THAT VEHICLE IS REPAIRED Install/connect the part removed/disconnected during the troubleshooting procedure. Has the malfunction symptom been eliminated?	Yes	Complete the symptom troubleshooting. (Explain contents of repair to customer)
Repair completion verification		No	Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW (US) .) If the CAN communication is normal, perform the diagnosis from Step 1. If the malfunction is not resolved, replace the forward sensing camera (FSC). (See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION .)