There is a problem with the factory security system. I hate to say, but the only place that has the proper test equipment is a dealer. If the light is staying on, it won't start.
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Sunday, July 11th, 2010 AT 11:04 PM
ERAMSEY
MEMBER
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I have Ford Explorer 2004 and the security light flash really fast but it won't start
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Thursday, December 28th, 2017 AT 7:49 AM
KEN L
MASTER CERTIFIED MECHANIC
47,512 POSTS
Hello,
The security system is engaged here is a guide to help you see how to reset it