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2005 Taurus SE missfire

Discuss anything related to the engine, electronics, transmission, etc.
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Joined: Sun May 06, 2018 3:55 pm
Vehicle: 2005 Ford Taurus SE

2005 Taurus SE missfire

Post by Heather » Sun May 06, 2018 4:01 pm

I have a 2005 ford Taurus SE when i go up a hill my go slows down and the RPM goes up to 5 then after a view seconds it goes back to normal. I have changed the sparked plugs and wires and still the same thing going on do I need to change the ingntion coils as well i did take it to Auto Parts and they hooked this device to my care and it was still showing a miss fire in 5 what do i need to do next please help
Last edited by mmsstar on Sun May 06, 2018 6:50 pm, edited 1 time in total.
Reason: Edited title & moved topic

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Location: Virginia

Re: 2005 Taurus SE missfire

Post by warment » Sun May 13, 2018 8:40 am

My ford five hundred did the same thing when an oxygen sensor went bad. No cell for quite a while but got one for lean bank 1 eventually.
2005 Ford Five Hundred SE
6-spd auto

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