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Mike Kelly
Mike Kelly, Ford Mechanic
Category: Ford
Satisfied Customers: 5470
Experience:  17 years experience as an auto mechanic, foreign and domestic. 5 years running my own repair business.
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ford fiesta 1.2 ltr 2003 unstable reving what is the cau

Resolved Question:

ford fiesta 1.2 ltr 2003 unstable reving what is the cause
Submitted: 3 years ago.
Category: Ford
Expert:  Mike Kelly replied 3 years ago.
Hello, welcome. My name is***** will do my very best to assist you with your question. I apologize if you have been waiting long for a response.
Are there any type of warning lights coming on?
Customer: replied 3 years ago.
Hello
The engine management sign comeson
Expert:  Mike Kelly replied 3 years ago.
What normally causes this issue on these vehicles is a failing throttle position sensor or a sticking butterfly valve inside of the throttle body. What i would suggest as a first step is to have the fuel system cleaned with a fuel induction service.
Expert:  Mike Kelly replied 3 years ago.
Let me know if you need further assistance. Thank you.
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