7-MAINTENANCE
3.PlaceasuitablecontainerbelowtheDEF/ADBLUE®
supplytank.
RemovetheUreaQualitySensor(UQS),allowthe
DEF/ADBLUE®drainthroughtheUQShole.
DisconnectharnessfromtheUQS.Cleananddryhar-
nessterminalsbeforeconnectingtonewUQS.
InstallanewUQS.
NOTE:see“DEF/ADBLUE®tankrelling”sectionforim-
portanttankdraininginformation.
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