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1989 Ford F-150 idle

Tiny
RDILLE143
  • MEMBER
  • 1989 FORD F-150
It is efi and wont idle properly have installed new air fuel control, plugs, wires. Have no check engine light. If I unplug air fuel control and raise idle if runs and idles fine. What else can I try, was hoping you might have and idea what is wrong with it.##########################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################################
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Saturday, August 24th, 2013 AT 6:47 AM

3 Replies

Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
Run a scan first, not all faults will set a MIL.
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Saturday, August 24th, 2013 AT 6:49 AM
Tiny
RDILLE143
  • MEMBER
  • 2 POSTS
I have a obd2 scanner wont do anything under 1996 what scanner do I need
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Saturday, August 24th, 2013 AT 7:17 AM
Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
My snap on will do just about every car, do you have access to one of those?
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Sunday, August 25th, 2013 AT 1:17 AM

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