Originally Posted by markcoznottz
OR rad is blocked.If rad is cold at the bottom when engine up to operating temp, then its blocked with crud at the bottom just where the fan temp sensor is. Soultion have your rad recored or exchange rad from pj.

It's not that because it doens't work electrically even when the fan switch has been bridged out.
Check that there is power on the fuse, on both sides...