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Check engine on.code p1166 present

(2002 Acura RSX)
in Fayetteville, GA on January 25, 2010
i have a 2002 rsx,check engine light is on.code p1166 present.i can clear code with scan tool nd as soon as vehicle is started the code sets
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Popular Answer
P1166 is a AF sensor heater circuit is bad. Bank 1 Sensor 1
Follow these test procedures
http://www.acuraworld.com/forums/f27/trouble-code-p1166-85027/
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