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This vehicle is a 2002 nissan sunny singapore model. The air conditioner system is fine, the air blower(fan) located in side the vehicle is continuously blowing air regardless of the blower switch position. The only time it stops blowing air is when the ignition switch is off. the air conditioner control circuit is fine. I tried tracing the wires from the blower which goes to some power unit, but this I cannot locate. Those wires are blue and are of a thick gage. I have deduced so far that the p
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