UltraSonic Washer error October 05, 2023 12:38 Updated When ITC U shows notifications or warnings of Low washer fluid levels Make sure that there is enough Washing Fluid in the Washing Module. Refill if needed. (Refer to Maintenance in the Full Operator Manual) Occasionally, this is a false warning. Ignore after checking fluid level. Comments 0 comments Please sign in to leave a comment.