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post #1 of 4 (permalink) Old 07-24-11, 06:42 PM Thread Starter
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99 explorer wont idle with a/c on

my 99 explorer wont idle with a/c on when i stop at a red light goes dead as long as i am driving it runs fine with a/c off at idle it runs great put a new IAC on last week did help was thinking could it be the mass air

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post #2 of 4 (permalink) Old 07-24-11, 08:20 PM
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Re: 99 explorer wont idle with a/c on

Unplug the MAF and see if it helps. Also, Autozone will pull codes for free.

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post #3 of 4 (permalink) Old 07-24-11, 08:48 PM Thread Starter
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Re: 99 explorer wont idle with a/c on

just went and unpluged it seemed to idle good but when i turned the a/c on it went dead didnt try to drive it any thanks for your help and i will try autozone but can they read it without any service lights on
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post #4 of 4 (permalink) Old 07-25-11, 08:15 PM
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Re: 99 explorer wont idle with a/c on

The light doesn't have to be on for a code to be present. It may show a code for the MAF since you unplugged it so discount that code.

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