why wont my 300ex start when i click the button??
#11
You need to download the service manual { free } , this will give you the wiring diagram to trace the wiring out .
https://www.google.com/url?sa=t&rct=...rsSYhfKBLopCNX
https://www.google.com/url?sa=t&rct=...rsSYhfKBLopCNX
#20