Having problems with your 2001 Ford Focus ?
Idle wont kick down - 2001 Ford Focus
The iac or idle air control is sticking and needs cleaned or replaced. to clean just the end of valve do not put body of valve in any liquid. use an old toothbrush or similar to clean. also clean around throttle plate to remove carbon so plate closes all the way.
Repair Help & Product Troubleshooting for 2001 Ford Focus
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