This is a Technical Journal: Message in DIM "Windscreen Sensor Blocked" ASDM= Active Safety Domain Master *If the customer experiences the warning message "Windscreen sensor blocked. See manual." together with ASDM DTC C1A6797, then follow advice under "Service". *An improved ASDM software has been introduced for service structure week 201724. Service: *In case of customer complaints for above symptom, upgrade the ASDM software, please perform an upgrade of the software according to TJ 31543.
