2003 Kia Sedona

Asked by Apr 09, 2016 at 06:10 PM about the 2003 Kia Sedona LX

Question type: Maintenance & Repair

I changed the crank shaft position sensor in
my ex wife's Sedona abd now it's back firing
thru the throttle body any ideas I'm a
carpenter lol not a mechanic she said she
was driving it lost power started shuttering
and shut off put it on a computer it came up
as the crank shaft position sensor changed
it still back fired so I changed the cam shaft
position sensor still back firing thru the
throttle body so any help would be
appreciated

1 Answer

90,705

I'm just thinking it could be a plugged exhaust. Most paarts stores have the kit so you can DIY it. Other wise did you buy an aftermarket or a dealer sensor? If an aftermarket get one from a dealer, and double check the connector and the wiring, clear the codes, and then try it.

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