SIP speedo fuel gauge

Hi, have not long put the SIP digital speedo in my px, have set the fuel setting to 250 as in the guide. Fill the tank up the gauge reads full constantly then many miles later starts to flash for empty with no in between ,has anyone had the same problem or I' m thinking have I problem with the sender unit in the tank?

me too!!

Hello karlmarkx,

how can I help you exactly?

 

Kind regards

Mario SIP