no spark, no injector pulse

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superman29
Posts: 48
Joined: Mon Feb 02, 2009 1:01 pm

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So i'm just trying to star my sr, the engine crank, the fuel pump work, but got no spark and ingector pulse... The ecu send me a code 11 ( CAS) when i try to start the engine... but i chek the my wiring many times and chek the CAS as its tell in the FSM and every things ok, grouns are all ok too...
i'm wondering if there are relays for the ignion and injection??

Any help will be apreciate:mrgreen: thanks

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zach-Ka
Posts: 1549
Joined: Wed Oct 17, 2007 9:08 am
Car: 1990 240sx (SR)
Location: Greeneville, TN

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How are you sure the CAS is good? You shouldn't have to do any wiring to the CAS.
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superman29
Posts: 48
Joined: Mon Feb 02, 2009 1:01 pm

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I test it like it's show in de Service Manual.
i don't touch the wiring to the cas but i chek it in case it where wrong.

Can it be a bac ECU??
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PyR0NiAk
Posts: 3851
Joined: Sun Mar 01, 2009 4:29 pm
Car: S13 SR W/ T2 GT3071R .86AR, JWT S4 Cams, 810cc Injectors,Z32 MAF, JWT tuned ECU 87mm 9:1 Compression CP pistons, Manley Rods
Location: Ohio
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superman29 wrote:I test it like it's show in de Service Manual.
i don't touch the wiring to the cas but i chek it in case it where wrong.

Can it be a bac ECU??

seems like a connection to the CAS is bad SOMEWHERE. Maybe a crimped or burnt wire somewhere. Maybe the ecu.
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