IN DESPERATE NEED OF SOME HELP:RB20DET S14 HAS NO WINDSHEILD WIPERS

Discuss the RB20, RB25 and RB26 series engines.
craz4240
Posts: 738
Joined: Wed Sep 13, 2006 4:23 pm
Car: 1995 240sx w/rb20det
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Well here's my dilemma,no flaming.My daily driver is an S14 an I recently put and rb20 in it lol Don't ask me why I messed with my daily without another car but I did.

First off my dash wiring is messed which I did none of,but somehow 2 ppl ended up wiring my car when it really should of only been 1.Nevertheless my windsheild wipers aren't functional and we are supposed to be getting some serious rain here soon.

So the plug thats into the wiper motor is from the rb harness,now it should show power to at least one teminal should it not???But when I use the test light and the volt meter I get nothing on any pin.Now I know for a fact the wires from the rb harness that are concerned with the wipers are definatley not connected to the S14 dash wires for the wiper switch...they never got that far when they wired my car.

The wire colors from the switch to not seem to corrospond with wires on the dash harness on the passengers side of the car,some are there and some are not.\

If I could have got some life out of the wiper motor by hooking a power and ground to it and running a toggle switch I would have for now until my buddy gets home so he can fix all this for me but i did that on several wires and nothing.

So can anyone as bad a sit sounds just give me wire color and location on rbharness inside car to wire color and location on 95 S14 dash harness so I can have my wipers fuctional for when this hurricane comes lol.I desperate here and i need this fixed quick.My S14 FSM I have is great tells me lots however my rb20 FSM is crap and has no wiper diagrams and no wire colors at all.

Any help would be awesome guys I spent 4 hrs online searching the other night and came up with nothing helpful.


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Carl H
Posts: 5985
Joined: Mon Aug 04, 2003 4:09 am
Car: 1995 Nissan 240SX SE RB30DET

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rainx in large quantities?you use the stock s14 wiring and run it along side the rb efi harness, there is no connecting fo the rb wiper to the car.

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USMCgetsome
Posts: 2030
Joined: Wed Apr 14, 2004 7:38 pm
Car: OWN S13.5 RB25DET/2003 G35
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it's probably that the wiper amp is not plugged in. I rewired my car and redid my engine harness. Wipers came back to life after 2 full year of not working.

tecnic1
Posts: 65
Joined: Tue Feb 14, 2006 11:19 am
Car: 2004 sti

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KUILLIN_DRIFTER wrote:it's probably that the wiper amp is not plugged in. I rewired my car and redid my engine harness. Wipers came back to life after 2 full year of not working.
wiper amp not plugged in==wipers, just no low speed/intermittant, at least on a s14 (I did it)

d00d who started thread:It sound like you made wipers waaaaayyyy harder then they needed to be and hosed yourself really good. Do you happen to have an FSM?

Darius
Posts: 4820
Joined: Sun Mar 02, 2003 9:48 am
Car: RB25DET S14 - 665 WHP (SOLD)
Location: Chicagoland

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I'm assuming the RB's have like wiper harnesses here, but you'll have to find out for yourself. I wired my S14's wipers into my RB25. Check out the wiring guide on racebread.com and try to pick out what you can from that:

http://www.racebread.com/Docum...e.doc

Most of the wires matched up by color, but others did not.

craz4240
Posts: 738
Joined: Wed Sep 13, 2006 4:23 pm
Car: 1995 240sx w/rb20det
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Hey man I actually didn't do any of the wiring i wish i had cause now i have no idea whats going on.i think nw that I have another s14 efi and rb20 efi harness I will be sending them out so then I can plug it in and go.

Ramius83
Posts: 740
Joined: Sat Apr 19, 2003 8:58 am
Car: 1995 240sx SE
Location: Cumming, GA

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Craz: It is quite easy to get your wipers fully functional. At the M63 plug of your S14 dash harness, there are about 7 wires that deal with your Wiper controls.

If you go to http://www.az240sx.org/tech/Pinout/ , click on the top link. On that M63 plug on the S14 harness that you did not use, you can see what wires you have to wire up with this diagram. So, all you have to do is run all 7 of those wires from your "M63" dash plug connector to your wiper motor/amp. I think that you are more worked up over this then you should be. Trust me, this is a very easy thing to wire up.

craz4240
Posts: 738
Joined: Wed Sep 13, 2006 4:23 pm
Car: 1995 240sx w/rb20det
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Ramius83 wrote:Craz: It is quite easy to get your wipers fully functional. At the M63 plug of your S14 dash harness, there are about 7 wires that deal with your Wiper controls.

If you go to http://www.az240sx.org/tech/Pinout/ , click on the top link. On that M63 plug on the S14 harness that you did not use, you can see what wires you have to wire up with this diagram. So, all you have to do is run all 7 of those wires from your "M63" dash plug connector to your wiper motor/amp. I think that you are more worked up over this then you should be. Trust me, this is a very easy thing to wire up.
Thanks alot this will help me immensly,I didn't have any diagrams like htis and nothing was showing power anywheres so I was lost,I am still sending my harness out but this should get my wipers working till the car goes away for the winter.


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