1991 Dodge Dynasty no spark or injector pulse

1991 DODGE DYNASTY
310,000 MILES • 6 CYL • FWD • AUTOMATIC
Avatar
CSTAPOLIS
  • MEMBER
  • 3 POSTS
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
Feb 17, 2010 at 8:25 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
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
Feb 17, 2010 at 3:28 PM
Advertisement
Avatar
CSTAPOLIS
  • MEMBER
  • 3 POSTS
auto shut down relay has been checked injector wiring good scanner will make each cylinder spark but no injector operation from scanner
Feb 17, 2010 at 4:10 PM
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Check the injector solenoid resistance if okay could be the computer injector ground driver circuit.
Feb 17, 2010 at 4:22 PM
Avatar
CSTAPOLIS
  • MEMBER
  • 3 POSTS
removed timing cover chain had jumped 2 teeth put new chain and gears on vehicle started just fine
Feb 23, 2010 at 5:44 PM
Avatar
2 LINSEY
  • CAR REPAIR CONTRIBUTOR
  • 287 POSTS
We appreciate your donation and look forward to helping you in the future. Thank you
Mar 2, 2010 at 12:41 PM