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check engine lite crisis.went 2 autozone code read Po453.first store told me pressure regulator sensor. I cleared code.came back 2 haunt me.called dif. store. they said code was fuel tank pressure sensor.Question i have is where is it located??? Ontop tank or somwhere else.Someone PLEASE HELP. Aso i checked visibale hoses and lines. Everythng seems ok.Truck rus good gas mil. Sucks but have lead foot.HaHa.
P0453 says the computer is unhappy with the EVAP system pressure being high, so check the EVAP canister purge valve & hoses for kinks or obstruction & let us know what you find.
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