fuel injector problem

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Old May 25, 2010 | 10:32 AM
  #1  
bradennicely's Avatar
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From: DYT, Ohio
Default fuel injector problem

i just did a wire tuck and in the process tried to fix the half a$$ odb1 conversion
everything is obd2 except the fuel injectors
after tucking my car ran funny idle wasnt right and backfired a little bit
its throwing code 16 fuel injectors
anyone have an idea of what is wrong?



would i just be better to wire for obd1 injectors
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Old May 25, 2010 | 10:44 AM
  #2  
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Default Re: fuel injector problem

so your injectors are obd0 correct? do you still have the resistor box hooked up? if you don't then you have to run obd1/2 injectors
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Old May 25, 2010 | 10:50 AM
  #3  
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Default Re: fuel injector problem

If his injectors are in fact obd0 then his resistor box isn't hooked up. It's laying on the valve cover

I just kept my resistor box and tucked that. It was really easy.
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Old May 25, 2010 | 10:53 AM
  #4  
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Default Re: fuel injector problem

yes the injectors are obd0 and the resistor box is laying there but i pulled it back out to make sure it was connected
i did the tuck them fished alot of wires back out to source the problem
the car starts right up it seems like its getting too much fuel.. is this possible? i can smell it bad and theres no leaks
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Old May 25, 2010 | 11:01 AM
  #5  
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Default Re: fuel injector problem

lmao i didnt even notice it just chillin there.

is it possible one of the injectors is grounded out and constantly spraying fuel
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Old May 25, 2010 | 11:10 AM
  #6  
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Default Re: fuel injector problem

that seems like the constant spraying is an issue.. cant find whats causing it though
is there a good diagram on how these should be wired using the resister box? i cant find one anywhere
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Old May 25, 2010 | 01:30 PM
  #7  
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Default Re: fuel injector problem

anyone?
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Old May 25, 2010 | 04:14 PM
  #8  
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Default Re: fuel injector problem

was the car not factory mpfi?

probably not finding much on it because it's very simple to wire up. on the box one wire receives 12 volts and the other 4 supply power to each injector. the 4 grounds on the injectors go back to the ecu and is what tells the injectors to spray
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Old May 25, 2010 | 10:44 PM
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Default Re: fuel injector problem

Bump for a friend

And to answer that question, no, his car came dpfi.
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Old May 26, 2010 | 08:04 AM
  #10  
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Default Re: fuel injector problem

ok well the car has been converted to obd1
- has obd0-obd1 conversion harness some of the wires from the conv. harness go to the fuel injectors
i cant tell where the original wires go to for the mpfi swap since everything has been changed
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Old May 26, 2010 | 12:19 PM
  #11  
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Default Re: fuel injector problem

ok so i did some researching, in order for the injectors to spray the curcuit must be completed (ecu grounding out each injector) so i must have a grounding problem b/c im constanly squirting fuel.

my ? is are the pinout for obd1 the same as obd0? for the fuel injectors?

has anyone ever had this problem b4
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Old May 26, 2010 | 04:14 PM
  #12  
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Default Re: fuel injector problem

anyone? this problem is killing me
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Old May 26, 2010 | 04:20 PM
  #13  
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Default Re: fuel injector problem

I got you a diagram of obd1 pinouts, so that should help you tomorrow.
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Old May 26, 2010 | 04:36 PM
  #14  
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Default Re: fuel injector problem

word
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