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Trouble code P1504 means: Idle air control (IAC) circuit malfunction
Trouble code P1507 means: Idle air control (IAC) underspeed error
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What is the cause of P1504 on ford explorer 1999?
Trouble code P1504 means: Idle air control (IAC) circuit malfunction
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Here's the definition: Intake Air Control circuit malfunctionAnd since the IAC is mentioned, see "Related Questions" below to get started
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How to read check engine codes on a 1999 chev 1500 suburban.
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The solonoid should be under the car by the starter. Just follow the positive battery wire down to the starter.
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I had a similar problem with my 99 expidition it would crank but it would turn off right away so to keep it from shuting off i would give it some gas and it would start but it would run shakey and rough.I took it to autozone they read the codes on it for free and discovered that my (acv)its about 40-45$ it was bad i replaced it and the SUV started right away... PROBLEM SOLVED!!
What are the computer codes for a 1999 ford explorer sport?
Do a Google search - OBD II codes
