SL500 r129 wiper stalk fault

[Qas91]

Hi i have an sl500 r129 K reg. my indicator stark developed a fault the wipers were working but the fog/beam light was not working and the indicators were working sometimes. i have now changed the whole stalk and the indicators and fog/beam light work fine however now the wipers do nowork at all. does anyone know what the fault could be? any help much appreciated. thanks

 

[bolide]

Replace the N10 relay

Nick Froome