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ZUKIWORLD Discussion Forum => Suzuki 4x4 Forum => Topic started by: Rhinoman on April 07, 2005, 05:43:33 AM

Title: Under Dash Relays
Post by: Rhinoman on April 07, 2005, 05:43:33 AM
I pulled off the plate above my ECU this evening to trace through the wiring to the main relay and fuel pump relay. When I got the plate off I found that there were 6 identical relays. I know one is the main relay, one is the fuel pump relay. Its a M/T so I wouldn't expect the A/T lockup relay to be fitted, also it has no aircon, elec windows or any other 'luxury' items. Its raining now so I won't be able to look at again until tomorrow at the earliest. I will pull out each relay in turn and see what (if anything) stops working. I think one could be for the rear fog lights, maybe one a horn relay??? Anyone got any suggestions what else to try? There are no schematics for my model and the wire colours don't tally with the early 8vs..
Title: Re: Under Dash Relays
Post by: mudbug on April 07, 2005, 02:16:46 PM
What is the problem that you are looking to solve?
I have a wiring problem that may be similar to yours.  1.6 Tracker that keeps blowing the fuel pump fuse.  I would also like to know about the wiring to those relays.
Title: Re: Under Dash Relays
Post by: ussexplorer on April 07, 2005, 04:54:44 PM
on my 92 4 door sidekick. Look for the pink/black wire. Can't remeber the other color. That was the fuel pump. I didn't realize 6 was the same. On the sidekick. It was like 2 was one type, 2 was another type and then a third one for something. DOn't know.

later,

Josh
Title: Re: Under Dash Relays
Post by: Rhinoman on April 07, 2005, 09:11:55 PM
Quote
What is the problem that you are looking to solve?
I have a wiring problem that may be similar to yours.  1.6 Tracker that keeps blowing the fuel pump fuse.  I would also like to know about the wiring to those relays.


I haven't got a problem as such. I've been designing new internals for the ECU. I've got all the circuitry designed (I hope- unless these relays are involved!) and done some software development using an evaluation kit. I'm ready to make the first prototype board but before I can do that I need to work out which pin is which. I was working from the details in the FSM so I need to jiggle things about it, I'm just trying to trace all the wiring back. Its snowing here now so I guess its going to have to wait again as I don't have a garage I canbget the car into.
Title: Re: Under Dash Relays
Post by: CBTracker on April 11, 2005, 10:45:55 AM
Try the Haynes manual for Suzuki Sidekick/ Geo Tracker, should have that info
Title: Re: Under Dash Relays
Post by: mudbug on April 11, 2005, 10:55:46 AM
The best info. you can find for the wiring is in the Chilton repair manual.  They have better diagrams and more models to look at.
Title: Re: Under Dash Relays
Post by: Rhinoman on April 12, 2005, 10:18:22 AM
I don't know about the Chiltons manual but the Haynes manual is hopelessly out of date. Mine is a very late 8V (made in 2000) it seems to share a lot of components with the 16V models. It has the stepper motor EGR valve and the 6 way diagnostic connector for example, also the distributor with the built in coil. I have had a good probe about with a DMM and I have worked out where most of the wires go. I am still 'missing' the VSS (maybe the yellow wire) and the Ignition Fail Safe signal but I have most of the rest sorted. Only 2 of the relays were connected to the ECU (Main and Fuel Pump).
Title: Re: Under Dash Relays
Post by: CBTracker on April 13, 2005, 12:39:09 AM
that sucks, Probably because that body type was discontinued in the US and Canada before yours was manufactured. Kinda like looking for a samuri book for a 1998 sammy, probably different. Which is better, haynes or chiltons?
Title: Re: Under Dash Relays
Post by: SnoFalls on April 13, 2005, 05:08:39 AM
might try finding a jimny manual for that vintage ... that's the closest thing I can think mighta had an 8v (1.3? 1.6?) around 2000