Traffic Sign Assist Driver Information Center Messages
TRAFFIC SIGN DETECTION FAILURE
The driver information center displays TRAFFIC SIGN DETECTION FAILURE when the parking assist control module detects a malfunction in the traffic sign assist and the system is disabled.
NO TRAFFIC SIGN DETECTION DUE TO WEATHER or NO TRAFFIC SIGN DETECTION - SENSOR BLOCKED
These messages are displayed if the windshield is not clean or there are bad environmental conditions like strong rain, snow, direct sun or shadows.