Mysterious Blue Plug


RangerDad62


Joined
Aug 31, 2024
Messages
1
Points
1
City
California
Vehicle Year
2005
Transmission
Automatic
Hi, I have a 2005 Ranger XLT 4x4 with the 4.0L. There is a blue plug that one end connects to the top center of the block and the pther end has a blue plug. The lead wire is about 10 inches. Anyone know what this is and where I connect it? Just finished a rebuild.
Mysterious Blue Plug
 
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