Discharged battery possibly or trouble with starter.
What would cause my fan to keep running after turning the car off it is a 2005 kia sorento
Bad starter or fualty battery connections. Check all grounds and/or bring the starter to autozone to have it checked
failed relay
Headlights run off the battery not the ignition...
No , it would crank , but if there was no power getting to the electric fuel pump it would not start
yes.
yes
yes it will also cause them to blink off & on and
Yes.
A bad cam or crank sensor can cause a no start, but the engine will still crank or turn over.
A faulty crank sensor can do that.
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