Quote Originally Posted by matt5112 View Post
O2's are square and have four pins. Signal, ground/ref, heater +/-.
Right. Good Man.

Quote Originally Posted by FordMan77 View Post
That looks to be the connector for the Magnasteer (variable assist steering). If you take a look at the harness that runs over the top of your trans (near where the shifter cable attaches) you should find the other end.
Shouldn't be any idiot lights if the Magnasteer's unplugged. I vote winner.