When the gas pedal is let off the car stalls

Tiny
DMBLP
  • MEMBER
  • 2001 LINCOLN TOWN CAR
  • V8
  • 2WD
  • AUTOMATIC
  • 62,000 MILES
Car will only start and run with gas pedal pressed. When the gas pedal is let off the car stalls. Code reader said no codes
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Tuesday, March 16th, 2010 AT 5:38 PM

1 Reply

Tiny
KEN L
  • ADMIN
Hello,

This sounds like one of two problems can be happening either you have a vacuum leak or the IAC motor is dirty and needs to be cleaned.

Here are three guides to help us get the problem fixed

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

and

https://www.2carpros.com/articles/how-to-replace-an-idle-speed-control-motor-iac

and

https://www.2carpros.com/articles/stall-at-idle

Please run down these guides and diagrams and report back

Cheers, Ken
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Monday, February 19th, 2018 AT 7:55 PM

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