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1G logging wideband via link

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Rsawd95dsm

15+ Year Contributor
1,180
11
Feb 21, 2008
Zeeland, Michigan
Ive been searching for hours now (im a 2G guy mainly) but whats the best pin on the ECU to tap into for trying to log my lc-1 wideband via link? And for that Its the yellow wire I would need to be using right?
 
Stock o2 sensor is still there (its dead now but tomorrow it will get replaced) but i just want to log the wideband. Im not tuning to in depth right at the moment, but I want to get it logging so tomorrow when I start logging more in depth it will be logged on ECMLink
 

Here's a good reference page:
externalsensorinput [ECMTuning - wiki]

I'd opt for the EGR, however, not all sensors are compatible. That said, the LC-1 is known to work on this input :thumb:
Rsawd95dsm said:
And for that Its the yellow wire I would need to be using right?

The yellow wire is analog out 1, which by default supplies a 0-1v signal and can be used for narrowband sim, without ecmlink. The brown wire is analog out 2 and supplies a 0-5v signal, again by default. If you don't want to modify the outputs signals (using innovate's LMProgrammer software), stick with the brown wire going to pin 15 (EGR). Here's a good write-up to follow:
http://www.dsmtuners.com/forums/art...21002-innovate-lc-1-installation-options.html Basic install (DB gauge, Logging)

Note: in order to use the gauge, you'll have to reprogram the analog 1 output signal anyway.
 
Note: in order to use the gauge, you'll have to reprogram the analog 1 output signal anyway.

As I am reading right now because I am about to install this gauge, I understand that you can just splice the brown wire into 2 and one goes to the desired ECU input and the other to the gauge, that way you dont have to reprogram the gauge.
Is this correct?
 
I understand that you can just splice the brown wire into 2 and one goes to the desired ECU input and the other to the gauge, that way you dont have to reprogram the gauge.
Is this correct?

Splicing the guage into the signal wire can potentially effect the voltage (ie voltage drop), which can cause inaccurate readings. This would be especially bad if you're running narrowband sim.

The correct and most reliable way is to connect the yellow LC1 wire to the guage and reprogram the signal. Here's a link to what you need:
http://www.amazon.com/Plugable-Adap...TF8&qid=1365782249&sr=8-2&keywords=db9+to+usb

I can confirm that this cable works flawlessly...
 
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