HELP ME! lots of problems goin on...

Information on the naturally-aspirated KA24E and KA24DE engines.
1JDMSX
Posts: 12
Joined: Thu Feb 23, 2006 1:54 pm
Car: 1993 Nissan 240SX

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Ok well im a long time stalker on here since i dont have much input on everyones rides, but this time i need help!! So grab a drink and get your popcorn cause this might be loooooooooooooong...

To give you a break down here's the list of mods:

1993 240SX Hatch91 KA24DE93 TrannyStock Block 200k miles, fresh head rebuild OEWally 255 FPAeromotive FPRDSM 450cc Top FeedProject Nissan RailHonda Resistor BoxSAFC-2 BlackAEM Uego WidebandProsport Oil Pressure & Water Temp GaugesZ32 N62 MAF / EGhay Cone filter

Everything is installed, my plans were to go Boost before i move but things changed and i needed to put a hold on the project.

Everything worked on the car, key word "worked", until today. Well come to think of it the fuel pump might have stopped a few days ago. But any ways, the motor has yet to be turned over because of small parts and pieces i needed to put everything back together. The fuel pump worked when i installed it. It pumped, and primed. The FPR worked, i could see the fuel gauge rise and fall. The SAFC Has been working since i installed it, it even worked last night. I come home and attempt to turn it over but the SAFC isint turning on. Nothing has changed. NOTHING.

First off the SAFC: Nothing has changed with the unit since last night, since installation really. I tried to turn it on today, but nothing, i checked the wiring and re wired the unit but nothing. Check all my fuses and wires, still nothing. I did attempt to turn it over last night but nothing. Everything was initialized for the motor but it didnt crank.

Secondly, the Fuel Pump: A week ago, the pump worked flawlessly, i had 45psi on the fuel gauge with the vacum hose off, i could hear it prime and pump. So i know that worked before tonight, possibly the unit failed a few days ago, i cant remember if it was working or not since ive been working and havent had a chance to mess with the car.

Third, the car: It wont crank. But thats possibly because the SAFC is out and maybe a wire or a ground is not hitting the ECU.

Its pretty dark out there and i just got done messing with everything. I havent had a chance to check the voltage on the wires and the ECU, but that is the first thing i will do in the AM.

Does anyone out there have any suggestions on any of the above? Any questions or comments would be greately appreciated!

Thanks in advance

Tein


DALAZ_68
Posts: 1574
Joined: Mon Apr 09, 2007 7:01 pm
Car: 90' 240sx CA18det

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if this was just recently built ( I.E. swapped in)

possibility could be ECU is still slightly loose?have u tried to set everything to TDC?Battery...anything that could have drained it?


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