NO FUEL INJECTION PULSE

  • Tiny
  • CJ782
  • 1994 Jeep Cherokee
  • 6 CYL
  • 4WD
  • manual
  • 165,000 miles

4.0 1994 Jeep Cherokee, No fuel injector pulse, 40lbs fuel presure at the fuel rail, changed crankshaft position indicator, PCM is tested good

Monday, November 15th, 2010 AT 2:45 AM

3 Answers

  • Tiny
  • CJ782
  • Member

There is also spark at the spark plugs

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Monday, November 15th, 2010 AT 2:46 AM
  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,295 posts

If the PCM is sending the signal, then there has to be a broken wire to the injectors. Have you checked for continunity between the injectors and the PCM?

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Monday, November 15th, 2010 AT 2:46 AM
  • Tiny
  • CJ782
  • Member

I believe I am not getting the pulse to the injector, I put a noid light on two of the injector connectors, when cranking the light does not light

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Monday, November 15th, 2010 AT 2:59 AM

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