error code p1507

FORD EXPEDITION
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KALLINSTEVE
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  • 1 POST
2001 expediton 85000
I got the code today. Auto zone doesnt know what it is.
The paper said Idle Air Control System Underspeed error. What does it mean. Thanks, Steve
Nov 17, 2007 at 11:20 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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MERLIN2021
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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What it means is the RPM's are lower than the PCM wants, IAC valve or circuit should be checked, and or a clogged intake airway? how is your air filter?
Nov 17, 2007 at 11:39 AM
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