Missing Sensor [Archive] - Toyota MR2 Message Board

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None of the fans on my 87 NA MR2 are coming on, I have used the Hanes manual to trouble shoot. The front fan came on when I unplugged the sensor, I ran jumpers to the engine bay fan, it works. Someone installed the wrong relay, I am going to pick up the right one tomorrow. Missing Sensor (Left side of engine, under EGR Valve): I have looked through the manual and searched on the forum, but I was hoping someone could clarify what I have labeled in the picture: A: What sensor is this. B: