Youre getting close
I ordered just the diode assy. Received it. Installed the diode harness..all systems go..I know you should be able to order just this diode assy
CHECK THIS PART NUMBER
53044183840904.....THIS IS IDENTICAL TO THE WAY I CANT SEEM TO FIND IN MY VAN
sorry John my bad
try this new and approved number
this is $19.62 at RepairClinic.com
this should work. threshold current should be the same for most of the triple valves
hope this helped with next call on this sxs icemaker system.
Thanks for your assistance
Doug Wenger Ret USAF
aka " The Appliance Doctor"