Hard starting

Tiny
MGKAPLAN1
  • MEMBER
  • 1994 FORD EXPLORER
  • 4.0L
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 100,000 MILES
Replaced spark plugs and wires. Still cranks long times before starting.
Friday, September 25th, 2020 AT 8:24 PM

1 Reply

Tiny
DANNY L
  • MECHANIC
  • 5,648 POSTS
Hello, I'm Danny.

I would suggest you test the fuel pump pressure. You might have a weak or failing pump that is not providing adequate pressure. If you don't have access to a tester most auto parts stores have a tool loaner and can rent you one. Here is tutorial showing what is involved for testing:

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

The fuel pressure specification for your vehicle is attached below. Hope this helps and keep us updated to go from there. Thanks for using 2CarPros.
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Friday, September 25th, 2020 AT 8:38 PM

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