euro ca18 harness

Discuss topics related to the CA18DE and CA18DET series engines.
the_momo
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So I am at a bit of a loss here. I have the fsm wiring diagram (dl from here, Thanks) and the pinout thread i found here also.

my question is if anyone knows, and also where I might be able to find, the pinout/wire color differences of the jdm ca18det harness to the euro ca18det harness.

i got the harness from a member on here (ragnaesian) and iirc , he said it came from a european spec 200sx (obviously with a ca18) also a plug for him, the harness was perfect and shipped very quickly.

so anyhow, i havent found much info for euro harnesses, so anything will be greatly appreciated.

also, i have a stupid question. does the ignitor plug in right into the coil harness, or is it on another part of the harness? from what i have seen, it looks like the plug is on the same extension that the maf sensor is on.

i am familiar with rb engines, and the ignitors go right off of the coil harness, but these dont seem to be that way.

thanks!!


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sjbsuperman1425
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Car: 1989 Nissan 240sx
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i forgot you live in Michigan, sweet. but anyway, the Euro and JDM harness should be the same in wire color/pinout and all, since i used the FSM to wire my ignitor, dropping resistor and much more since i had a "cut" harness, but again i am NOT 100% sure. the ignitor is not on the coil harness directly, but mounted off to the side.

hope this helps a bit.

the_momo
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i found an older thread that showed me the plug i was thinking of is the resistor plug. so thats one down. :D

im sure ill come across more answers as i see them. what would help a lot is a pic of where on the harness the ignitor is plugged into. i feel like an idiot going over this stuff, but its been more of a back burner thing that i havent done much with.

the wiring i have found has me stumped though. but ill keep cracking at it.

thanks!

ragenasian
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Car: AE86 w/CA18DET

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I have the link to the old thread at home where a couple of guys have showed how they wired these things up. Once I get home I will post it up.

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davidricardo86
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Car: 1992 Nissan 240SX SE

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A while back i bought a euro harness from Ragenasian too. I went and installed it thinking everything would be fine but found out theres more work cut out then i had expected. It is not plug and play.

The harness that I bought from Ragenasian was for the engine, lower engine harness, and engine bay harness which included connectors for the lights, relays, fuse box, etc. and any other accessory under the hood. It was all meant for a LHD German 200sx IIRC so some plugs/connectors/components were a little different.

I've spent good amount of time now figuring out how the power supply, charging system, headlights, corner lights, horn, tail lights, wiper washer and interior instrumentation lamps are suppose to be. The problem is that some of the wires are in different pin or connector locations even though my 240SX and the Euro 200SX are both LHD. Right now I'm stuck at the Super Multiple Junction (big white connector under driver side leading from the engine bay harness into the Main interior harness ) as this is one of the points that most wires have to go through.

The CA harness did not have cruise control, at least it does not appear that way from the harness i have. The KA/240sx harness did have cruise control. Also the Euro CA harness does not have wiring for the butterfly actuator system incorporated to the Japanese CA harness. Another thing about the Euro harness I that i found out was different was the Ignition Module/Ignitor location. On some of the Euro harnesses its located on the engine bay harness, not on the engine harness itself like the JDM CA harness. On other Euro harnesses its part of the Engine harness like the JDM CA harness. Another difference i found out was that the MAF sensor connector is different. The JDM CA uses a four wire MAF sensor and the EDM CA uses a three wire MAF sensor. The FSM states that the four wire MAF sensor is for the CA without a catalytic converter.

These are some of the differences i found and i know theres some more that i might have missed. I took notes and mapped out the differences in the wiring using wiring diagrams and the FSM which seemed to be the easiest way. I'm still not done converting the harnesses but hope to have it finished before summer. Sometimes i wonder why i put myself through this!?

ragenasian
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Here is an old thread where a couple of members discuss the harness.

zerothread?id=168246


Anu
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Joined: Fri Dec 19, 2008 1:39 pm
Car: Nissan 200SX s13

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Perhaps this can be of some help, its a link to the euro 200sx service manual:

http://www.sxoc.nl/manuals/S13WPHB.rar

Also, if you need some specific info, I could look in my car for you, but I'm not really an electrician or something so I 'm not sure I can be of much help there .

Also I dont think cruise controll was an option on Euro S13's, at least i've never seen one with it. Also the butterfly valves where never used on euro heads, as far as I know, only on JDM heads.


the_momo
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all of this info is well appreciated, thank you for the responses. i am curious though, and im going to assume not, but what are the odds that i can use a jdm ecu with this harness?

like i said i am going to assume probably no, but i figured id ask. from what i have read it looks like i have one of the later ca harnesses without the ignitor plugs on it. so ill see what i can make work. if it gives me fits ill come up with something else.

anyhow thanks again for the input. im sure this will be of use to others as well, seems like a topic that hasnt really been gone over much, if at least not for a while.

ragenasian
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I have used JDM ECU's in my Euro cars with no problems I would have to say this would also work the other way.

Anu is correct, no cruise control, and no butterfly system with the four port heads.

the_momo
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thats great to hear!

so what it looks like is the ignitor plugs are the main difference, and the maf sensor.

im thinking ill use either a jdm ca maf and just wire up that plug, or get something else and do the same. i suppose if im going to need something different i should upgrade right :D

im gonna try to do some wiring this weekend and see how it turns out.

i am much more excited about this now! i got a little bit down from looking over the diagrams at first, i thought, "oh crap, none of this is even remotely the same" but i feel much better about it now

Thanks all!! ill post on how it turns out.


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