1991 DODGE DYNASTY NO SPARK OR INJECTOR PULSE

  • Tiny
  • cstapolis
  • 1991 Dodge Dynasty

Engine Performance problem
1991 Dodge Dynasty 6 cyl Front Wheel Drive Automatic 310000 miles

have fuel pressure wiring checks good no codes can spark cylinders from scanner not injectors tried computer also tried 94 dodge 2.5 computer have spark and injector pulse 94 does not use cam sensor if timing chain has jumped will cam/crank sync not allow spark or injector pulse owner said car backfired twice then quit

Wednesday, February 17th, 2010 AT 8:25 AM

5 Answers

  • Tiny
  • rasmataz
  • Member

Hi cstapolis, Welcome to 2carpros and TY for the donation

1991 Dodge Dynasty no spark or injector pulse

Inspect and test the auto shutdown relay thoroughly it powers the injector and the coil-let me know

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Wednesday, February 17th, 2010 AT 3:28 PM
  • Tiny
  • cstapolis
  • Member

Auto shut down relay has been checked injector wiring good scanner will make each cylinder spark but no injector operation from scanner

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Wednesday, February 17th, 2010 AT 4:10 PM
  • Tiny
  • rasmataz
  • Member

Check the injector solenoid resistance if okay could be the computer injector ground driver circuit.

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Wednesday, February 17th, 2010 AT 4:22 PM
  • Tiny
  • cstapolis
  • Member

Removed timing cover chain had jumped 2 teeth put new chain and gears on vehicle started just fine

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Tuesday, February 23rd, 2010 AT 5:44 PM
  • Tiny
  • 2CarPros Linsey
  • Member

We appreciate your donation and look forward to helping you in the future. Thank you

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Tuesday, March 2nd, 2010 AT 12:41 PM

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