Hepl! RPM bouncing up and down

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Old Jan 2, 2006 | 04:53 PM
  #1  
SuperRacerTypeR's Avatar
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Default Hepl! RPM bouncing up and down

i got a b16a1 bod0 and i recently change it to obd1(wiring harness, p30ecu, gsr dizzy, used 4wired 02 sensor) on my b16a1 but i didn't change my injectors to obd1. b4 the obd1 conversion my car ran fine but now it runs wacky(rpm bouncing from 350rpm to 1200rpm) and anyone help me. do i need to change my injectors to obd1 too? there's no cell code. how can i tell my 02 sensor is bad?


Modified by SuperRacerTypeR at 2:29 AM 1/3/2006


Modified by SuperRacerTypeR at 7:29 AM 1/21/2006
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Old Jan 2, 2006 | 04:59 PM
  #2  
crx2nr822's Avatar
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Default Re: Hepl! RPM bouncing up and down (SuperRacerTypeR)

I did the obd1 conversion like you, but left the injectors obd0 and my car runs fine........maybe check your IACV.
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Old Jan 2, 2006 | 07:01 PM
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west nile's Avatar
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yeah, unplug the IACV wire harness in back of manifold and then set idle. After desired idle is reached plug it back in, turn off car, and take out hazard fuse for 5 seconds to clear cels, then replace fuse and all should be good.
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Old Jan 2, 2006 | 09:39 PM
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Default Re: (west nile)

ok i will try that tommorow
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Old Jan 7, 2006 | 05:29 PM
  #5  
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Default Re: (SuperRacerTypeR)

i've tried it doesn't help, any other way?
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Old Jan 7, 2006 | 09:05 PM
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Default Re: (SuperRacerTypeR)

check ur dizzy connections if nessesary take ur dizzy cap off and check connections inside special the blue wire
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Old Jan 8, 2006 | 01:08 AM
  #7  
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Default Re: (sit220)

okie i will do that tommorow, and another problem is the vtec doesn't kick in.
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Old Jan 20, 2006 | 10:27 PM
  #8  
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Default Re: (sit220)

i checked everything looks fine, but the rpm still bouncing up and down.
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Old Jan 20, 2006 | 10:33 PM
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quick qeustion? if the map sensor isn't working properly would it also cause this?


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Old Jan 20, 2006 | 11:28 PM
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Rywire's Avatar
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Default Re: (kevb18crx)

try a new dizzy... the inj make no diff
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