What you're describing is a frequent problem posted to this forum and the simple solution is to soak the door latches in WD-40 and slam the doors closed for a few times.

Some past threads:
http://www.fordrangerforum.com/elect...t-problem.html
"Door ajar" and interior lite malfunction?
Dome Lights
Door Ajar Light
http://www.fordrangerforum.com/elect...r-problem.html

__________________
2006 Ford Ranger Sport 4.0 2WD on 32x11.50R15s
-3" Doetsch Spindle Lift


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