BMW F30/F31 Blocked washer jets? Windscreen washer bottle and filters removal how-to

If your BMW’s washer jets are just emitting a dribble, chances are the tank is clogged. This explains how to access, remove and clean out the tank and filters before refitting. Always use genuine BMW washer fluid/ screen wash additive or avoid mixing with aftermarket additives to avoid a repeat of the sludge build up.