Acura Integra All Integra Except ITR

Injectors not getting signal

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Old Aug 18, 2008 | 08:49 PM
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dcCale's Avatar
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Default Injectors not getting signal

i tested my injector clips with a noid light and there is no signal to them. What is wrong? I switched the ecu, could anything in the dizzy be wrong? Is there and injector driver?
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Old Aug 18, 2008 | 09:09 PM
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Default Re: Injectors not getting signal (dcCale)

Did you switch the ECU with another one because you thought that the original ECU wasn't working? The distributor has nothing to do with the injectors... they are controlled/powered by the ECU.
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Old Aug 18, 2008 | 09:14 PM
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yeah they wouldnt work so i switched ecu's and they still wont work.Its a JDM motor but i switched everthing to USDM would that have anything to do with it
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Old Aug 18, 2008 | 09:24 PM
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From: London's Burning
Default Re: (dcCale)

What car/motor/ecu?
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Old Aug 19, 2008 | 07:57 AM
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its a 2001 integra gsr with a jdm b18c motor, stock 2001 gsr ecu. I also tried to use my hondata ecu and also nothing
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Old Aug 19, 2008 | 09:21 AM
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Default Re: (dcCale)

well if wiring is fine, ecu is fine then check your distributor
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Old Aug 19, 2008 | 11:12 AM
  #7  
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Default Re: (dcCale)

Check the main relay.
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Old Aug 22, 2008 | 10:06 AM
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yeah i was thinking the distributor,but it worjed just fine on my stock motor but im going to check if thats it
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Old Aug 28, 2008 | 09:55 AM
  #9  
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i switched out my distributer for another one and still wont run. Is there an injecter driver on the car that could be bad?
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Old Aug 28, 2008 | 01:07 PM
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Default Re: (dcCale)

the injectors get a constant supply of 12+ volts. the ecu supplies the ground to complete the circuit. the distibutor does provide a signal for the fuel injection sequence.
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