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Virtual Wrench
Virtual Wrench, Ford Mechanic
Category: Ford
Satisfied Customers: 14618
Experience:  35 years Master Mechanic
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Have a violent surging at idle. Ford Taurus 2003. Would run

Customer Question

Have a violent surging at idle. Ford Taurus 2003. Would run ok until i put on the AC then it would stall out. However now it surges really badly and almost stalls without the AC on.
Submitted: 1 year ago.
Category: Ford
Expert:  Virtual Wrench replied 1 year ago.
Hello,
How many miles are on the vehicle please?
Customer: replied 1 year ago.
212000
Expert:  Virtual Wrench replied 1 year ago.

Thank you!

I can pretty much guarantee you without even looking at the car that the IAC (idle air control motor) needs replaced.

Do you know where it is located?

LJ

Customer: replied 1 year ago.
No
Expert:  Virtual Wrench replied 1 year ago.

Let me see if i can find you a diagram in my service manual and upload it for you...be right back bud.


What size engine please
Expert:  Virtual Wrench replied 1 year ago.

Hi,

If it has the 3.0 2V engine it is shown in the diagram below. Just copy and paste it to a new window and print.

https://dl.dropboxusercontent.com/u/33691145/iac.PNG

Expert:  Virtual Wrench replied 1 year ago.

I hope that i have provided the information you were seeking. If you are satisfied with my service please use the required rating for me to receive credit for working with you. If you have another question about this please let me know so l can continue to help you.
You can still ask questions even after you do the required rating and there is no further charge!

Your question does not close after you rate.

Thank you.

Larry

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