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Wideband o2 with DSM Link

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DCTSI

Probationary Member
4
0
Nov 29, 2007
oak ridge, North Carolina
Hey everyone, I am buying v2 DSMLINK for my 95 Talon this weekend! I am very excited! I want to use dsmlink as my gauge, which i know i can do ,but what do i need to make this happen?

I have this o2 sensor, brand new
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Just another widebands site says to get that o2 sensor, i got it. they have a little box, the "reader" for 40 bucks. do I need this box?

i was under the influence that i would wire this o2 sensor (4 wire) into my ecu, or can i wire it to the wires coming out from under the car?

My question is, what do I need to make this o2 sensor go in my exhaust o2 bung and have dsmlink pick it up and read the signal :)

thanks for the help
 
that looks like a universal bosch o2 sensor. If indeed it is a wideband o2 sensor, usually from my experience you have to add another bung on the exhaust and then wire it into your ecu. At least that is what I have always been told. If I'm wrong someone please correct me.

I have a PLX wideband with a external display, granted not as great as actually having the ecu see the numbers, but it does the job.
 
JAW see where it says "Autozone in the USA has the sensor for 50.99 USD" This is the sensor I have, part number 15729 it is a 4 wire sensor. I am not sure what I need to use it in the rear o2 bung in my exhaust and have a wideband display in Link.
 
JAW
There is the assembled package, im still not sure what I need! Should I just ditch the sensor and sell it and get a different wideband kit without a gauge and use Link as my gauge or can I make this sensor work for relatively cheap?
 
I get where you're confused. Silvreclips hit it right on the head. There's really 3 components to a wideband o2 system. The wideband o2 (you have), a brain (you don't have), and a display unit (you have [dsmlink]). You simply just can't have a wideband o2 and think it will work. You need a brain to conver it from 0-5v to 0-1v for the input to your ECU.

Anyway, research the various wideband systems out there. Some come with the brain built into the gauge, some have a seperate brain and gauge, and some have just the brain so you can do what you're asking.

LM-1, LC-1, AEM UEGO, Autometer, I know I'm forgetting more.
 
I have the Zeitronix setup and it works very well with DSMlink. It is not a cheap wideband though but it does offer many good features. At it's most basic you get a little plastic box about the size of a credit card and about 3/4 inch thick and a wideband sensor. This plastic box is the "brain" mentioned above. The wideband sensor plugs into this box and then there are two outputs for the signal, one is a simulated narrowband signal that you can connect to the signal wire from your front O2 sensor so your engine will run off the wideband sensor, the other output is a straight 0-5V wideband signal that you can configure DSMlink to read from the rear O2 sensor input so it will log the wideband directly.

Beyond this you can also add an EGT probe and 3.5 bar boost sensor that the wideband brain will read and log. You can output the boost signal to the now unused MAP sensor input on the ECU and configure DSMlink to log it as well but as far as I know you can't set up a way for DSMlink to display the EGT information.

And the preferred mounting place for a wideband sensor is in an additional bung welded before the flex section as it is very common for the flex section to leak and give you in-accurate readings.

If you would like photos of how I have things wired or anything let me know and I will try to get them.

I just looked at the JAW site and it seems that using their setup you can configure two separate outputs so I would assume that you can use it the same way as the Zeitronix it's just in a more do it yourself less user friendly form. If you are fairly good with electronics the JAW setup looks pretty good but I have no experience with it.
 
that looks like a universal bosch o2 sensor. If indeed it is a wideband o2 sensor, usually from my experience you have to add another bung on the exhaust and then wire it into your ecu. At least that is what I have always been told. If I'm wrong someone please correct me.

I have a PLX wideband with a external display, granted not as great as actually having the ecu see the numbers, but it does the job.


Yea, that looks like teh junk universal bosch i got the other day. Count the wires 4 = narrow band....5 = wideband
 
Yea, that looks like teh junk universal bosch i got the other day. Count the wires 4 = narrow band....5 = wideband

Are you sure? If so , I wanna know why they have it listed on the JAW site? I guess if its useless, I will just resell it. I hope it will have some use for me.. If not, are there any widebands for about 150?
 
I am also interested in a wideband, so what widebands are compatible with DSMlink ?
If it has a brain or output as a norrowband, can I use that output as a replacement for the
second o2 sensor , so that I will not get a CEL if I run catless.
Does the Megan Racing downpipe catless, would give me a cel from second o2 ??
 
Here is the DSMlink wiki site and it'll show you the compatible WBO2 kits - External Sensor List

Yes, the Megan Racing downpipe is a cat-eliminator pipe. As far as the rear O2 sensor, mine is in the exhaust portion that would be behind the cat (more towards the muffler). I'm not sure where they are stock, but I believe they are in the same spot as mine is. If so, then installing the MR downpipe won't have any affect as the rear O2 sensor will still be there.
 
Do you get a CEL with the MR downpipe for not having a cat ?? Whether it is connected to an aftermarket catback or stock catback since the sensor is connected there.
Thanks.
 
Not having a cat may cause a check engine light. But if you have DSMlink then your ECU doesn't check that sensor so you will have no check engine light problems running catless on the link.
 
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