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2005 F150 wont start. Red light under dash blinks 4 times…

Customer Question
2005 F150 wont start. Red...
2005 F150 wont start. Red light under dash blinks 4 times goes off 2 seconds then repeats.
Horn will beep and blinkers, dash lights,radio blink for 1 min.then door locks and lights
and horn stop.Under dash still keeps it's 4 blink cycle
Submitted: 9 months ago.Category: Ford
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Answered in 1 hour by:
9/11/2017
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago
David Craig
David Craig, Auto Mechanic
Category: Ford
Satisfied Customers: 5,628
Experience: owner/mechanic at 3D Automotive
Verified

Hi Im David, thanks for visiting the site, does the engine crank or is it doing nothing?

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Customer reply replied 9 months ago
NnoNothing happens when I turn key as far as starting . The pats system , I guess acctavates horn blinkers ect
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

yes Pats does do that and its a bulletproof system, standby a few while i look up something.

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Customer reply replied 9 months ago
OK
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

5.4 3V ?

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Customer reply replied 9 months ago
Not yet
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

huh?

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Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

Ok, pats has lost it key coded memory. only solution is having the key reprogrammed. Dealer or certified locksmith

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Customer reply replied 9 months ago
I was typing not yet to the message trying to get me to use phone service I can read text answer
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

ok, just ignore those pop ups

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Customer reply replied 9 months ago
Your telling me that the keys or the pats computer lost program
I tried both keys kept in different locations can't be a key problem
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

you tried both keys. both did not work. whats that telling you? it doesnt matter where the keys were kept if the Pats receiver dumped the codes

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Customer reply replied 9 months ago
Just making sure it was the unit and not keys
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

no, its the keys the will need reprogrammed to the unit since the unit dropped memory.

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Customer reply replied 9 months ago
If the unit dropped the keys program and I get keys reprogrammed
Won't the unit just do the same to the reprogrammed keys
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

the unit is not reading the keys. you need the keys programmed. I dont know how else to tell you this.

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Customer reply replied 9 months ago
I know you are telling me reprogram keys
What I do not understand is is how both keys could lose program
the same day RFI chips almost never go bad.
Ford Mechanic: David Craig, Auto Mechanic replied 9 months ago

Ok, Im opting out, maybe someone else can explain this too you better than I

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Ford Mechanic: Chris (aka- Moose), Technician replied 9 months ago
Chris (aka- Moose)
Chris (aka- Moose), Technician
Category: Ford
Satisfied Customers: 52,190
Experience: 16 years experience
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Welcome, I'm Chris (aka Moose).

  • Although I work here everyday, please understand it is not all day and rarely morning time.
  • To get the most from me and the best experience, please give me the best details you can.
  • The website will offer you a phone call option for more $$. Some I do fulfill and some I do not.
  • Thanks, let's get started.

Would you like me to try and help?

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Customer reply replied 9 months ago
Thanks for trying but 2 keys going bad some time I just can not understand but I will try to get them reprogramed
Ford Mechanic: Chris (aka- Moose), Technician replied 9 months ago

If you change your mind and would like me to try and assist, just reply and let me know.

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