h22 swap, no fuel!
Ok, I got the motor in and everything else done. I am gettin spark (car fires on ether) but fuel wont get past the injectors. its in the fuel rail and everything. Put a known good set of injectors in and nothing. changed the fuel regulator and still nothing. The only thing its throwing a code for is O2 sensor because the prelude downpipe and cat. didnt come yet. I AM STUMPED!!! PLease help! thanks Zach
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Originally Posted by 91civicb16a
Ok, I got the motor in and everything else done. I am gettin spark (car fires on ether) but fuel wont get past the injectors. its in the fuel rail and everything. Put a known good set of injectors in and nothing. changed the fuel regulator and still nothing. The only thing its throwing a code for is O2 sensor because the prelude downpipe and cat. didnt come yet. I AM STUMPED!!! PLease help! thanks Zach
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something is telling me every thing is fine but the ecu isnt communicating to the injectors
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majority of the time its the ECU..
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ok we initially tried to start it with the p13 ecu and nothing, so we plugged the accord in and still the same. I am thinkning it has something to do with wiring. I plugged everything back in right so in theory the injectors should pulse. I am still using the resistor box and like I said I am only throwing a code a 1 (o2). If I unplug the resistor box wiring it throws code 16, which it should so....I don't know....keep the help coming!
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what year is the car and the H22 ? if it's pre 97 then check the injector resistor box .
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the motor is jdm h22 (is the casting year on the head like b series?) but yes it has a resistor box and i am wondering how you would check that if it doesn't throw a code for it. Could it be a ground somewhere? is there anything that could not be hooked up and make the injectors not pulse? I know there was that sensor that is hooked up in between the fpr and IM. (vacumm hoses) that we never hooked up. thanks Zach
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what would all not make the fuel injectors work? I know the resistor box and main relay do but what else? I'm not throwing a code 16 tho?
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ok I found something that might be a problem....in the main fuse box where the power goes into the fuse box there is another terminal for power right nerxt to it. I know something came out of there (the screw is loose) i dont know what goes there or where to look for whatever wire goes there. I don't know because I didnt take the motor out, I was just asked to wire it up. this problem is really bugging me!
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ok i figured it out.......I can;t believe i forgot all about it after all the motor swaps i have done, the wiring harness ground that goes into the fuse was never hooked back up! thanks for all you help
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