CAR HAS SAT FOR A YEAR OR SO AND NOW WILL NOT START UNLESS YOU SPRAY STARTING FLUID IN THE INTAKE PATH

  • Tiny
  • 5920comp
  • 1989 Volvo 780
  • 12,000 miles

At first didn't think fuel pump was working. Now I hear it pumping but injectors are not yielding fuel!

Monday, December 5th, 2011 AT 6:29 PM

3 Answers

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

You can hear the pump run, but it may not be producing enough pressure to run the engine. Check fuel pump pressure first.

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Monday, December 5th, 2011 AT 6:30 PM
  • Tiny
  • 5920comp
  • Member

What should it be?

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Monday, December 5th, 2011 AT 10:17 PM
  • Tiny
  • Wrenchtech
  • Expert
  • 19,541 posts

2.3 engine
Line pressure 300 kPa (43 psi)
Rest pressure 200 - 300 kPa (28 - 43 psi)

2.8 engine
Line pressure 250 kPa (36 psi)
Rest pressure 150-250 kPa (21-36 psi)

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Monday, December 5th, 2011 AT 10:33 PM

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