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FixItMan
FixItMan, Master Technician
Category: Car
Satisfied Customers: 17171
Experience:  AA DEGREE AUTOMOTIVE/DIESEL TECH
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I have randome misfire problem but when i diconect the mas

Customer Question

i have randome misfire problem but when i diconect the mas the car runs like new and it dos this with two new ones also now remember i realy mean like new no mas with one conected skips and hardly will idel with out it ides fine and under power no misfirse and no check engine light
Submitted: 1 year ago via OnlineAutoRepair.
Category: Car
Expert:  FixItMan replied 1 year ago.

Hello, my name is Bobby. Thank you for the question. Can you tell me what size engine you have and if the check engine light is coming on?

Customer: replied 1 year ago.
thank you it is a 2.2 f engine and the check eng lite is on but if you clear it and run car with no map it is not on strange car
Expert:  FixItMan replied 1 year ago.

Does it seem to run better at higher speed?

Customer: replied 1 year ago.
with no map it runs good at all speeds it is like it was made to be right with out the map
Expert:  FixItMan replied 1 year ago.

Does your scan tool read live engine data?

Customer: replied 1 year ago.
it runs like you had the map not conected when it is plug in
Customer: replied 1 year ago.
i am not at shop right now
Customer: replied 1 year ago.
but it is a snap on
Customer: replied 1 year ago.
it will
Customer: replied 1 year ago.
i think the best way would be to talk on phone with the scan tool conected
Expert:  FixItMan replied 1 year ago.

I will not be available for a call this weekend. I can give you my information here or I can opt out and allow someone else to help you. Please let me know. Thank you.

Customer: replied 1 year ago.
i can get together later if that is ok
Expert:  FixItMan replied 1 year ago.

Just let me know what works for you. I have a hard time being able to make calls. It works better for me to work here.