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Engine hesitating

Tiny
THOMASNUNLEY
  • MEMBER
  • 2002 DODGE CARAVAN
  • 185,000 MILES
Engine hesitating. #1 injector control circuit & #1cylinder misfire codes come up. Have replaced #1 injector, plugs &wires. It's a 3.3l v-6 flex fuel
Friday, November 23rd, 2012 AT 8:00 PM

4 Replies

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Check injector wiring harness connector close to exhaust, see if anything is melted. A faulty injector driver can damage the injector.
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Friday, November 23rd, 2012 AT 8:23 PM
Tiny
THOMASNUNLEY
  • MEMBER
  • 3 POSTS
Checked harness wires good could it be in the computer or a relay
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Sunday, November 25th, 2012 AT 7:58 PM
Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Use a noid lite on injector plug, harness connector. With engine cranking or running, does it flash?
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Sunday, November 25th, 2012 AT 8:04 PM
Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Just a thought, did you check for ground pulse at proper computer terminal?
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+1
Sunday, November 25th, 2012 AT 8:37 PM

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