Code 27

1990 DODGE DAKOTA
230,000 MILES • 3.9L • V6 • 2WD • AUTOMATIC
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BUCK211
  • MEMBER
  • 34 POSTS
Hello again fellow Dodge owners. Lol, i have another question. Truck was running rough. I did key dance an got code 27. Then noticed only one injector was firing. Would that throw code 27: Also after replacing injector, now the ASD relay is not kicking on. Any ideas?
Apr 29, 2017 at 12:32 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
This sounds like you have replaced the injector with a shorted out unit, here is a guide that will show you how to test it.

https://www.2carpros.com/articles/how-to-test-a-fuel-injector

Please run this test and get back to us so we can continue helping you.

Cheers, Ken
May 1, 2017 at 8:02 PM
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