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Rb30 issues

NtHL94

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Hey sorry it took so long for reply, i had the auto elec come out, he did some testing and basically what he's saying is its the brand new injectors i put in, says maybe there just a bad batch, ive spoken with supplier, and they're willing to do a claim on them, the ohms came back perfect, and there getting pulse but the mechanisms inside aren't working idk hahaha...
Well ill definitely find out when they get tested back at the suppliers workshop this week, ill keep you updated :)
 

ephect

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Late reply, but a quick way to check is to unbolt the rail with injectors connected. Place jars under each injector and crank the engine. You get to see fuel come out (if any) and can roughly compare flow.
 

NtHL94

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Late reply, but a quick way to check is to unbolt the rail with injectors connected. Place jars under each injector and crank the engine. You get to see fuel come out (if any) and can roughly compare flow.
Hey mate, yeah thanks for that! Yeah i actually tried this and yeah, nothing sprays, however there is pressure behind the injectors :( auto elec rekns its the new injectors, however im not 100% as ive chucked in some second handys and still nothing, hes tested cas, maf etc all that and still no go....
 

Joelfrench93

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Hey mate, yeah thanks for that! Yeah i actually tried this and yeah, nothing sprays, however there is pressure behind the injectors :( auto elec rekns its the new injectors, however im not 100% as ive chucked in some second handys and still nothing, hes tested cas, maf etc all that and still no go....


Sounds more likely to be an issue with the reverse polarity relay setup mate?? Or perhaps wiring into the injectors?
 

NtHL94

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Sounds more likely to be an issue with the reverse polarity relay setup mate?? Or perhaps wiring into the injectors?
Yeah id agree with you on that, so strange, im having issues finding another reverse polarity fuse, wonder if i should call nissan and sus them out, might be too old though :( not sure. I made sure he checked the injector wiring out also, says it seems to be fine, and good voltage... all harness connectors were changed out aswell...
 

NtHL94

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So somehow i can now get 2 injectors to spit, but none of the others are working, even when i just rotate the dizzy manually ...does this sound like another cas?
 

gmholdman

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You did clean out the fuel tank, didn’t you???
 

NtHL94

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Sure did :) was nasty hehe...
 

NtHL94

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Correct and also replaced all fuel lines...
 
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