After replacing battery and alternator it still will not start

2004 MERCURY SABLE
15,650 MILES
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EARLBOLDEN
  • MEMBER
  • 1 POST
Okay, i change the alternator and brand new battery and my car still wont start.
Dec 17, 2020 at 5:22 PM
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ASEMASTER6371
  • ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good evening,

Does the engine crank over at all?

https://www.2carpros.com/articles/starter-not-working-repair

https://www.2carpros.com/articles/car-cranks-but-wont-start

I attached a wiring diagram of the starter system for you to view. If you have a voltmeter, we need to do some checks.

https://www.2carpros.com/articles/how-to-check-wiring

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

Can you hear the fuel pump run with the key on?

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Roy
Dec 17, 2020 at 6:31 PM
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