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just going to give up on lc-1

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Old 03-29-2006, 10:01 AM
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you must use logworks2 two on the lc-1 also if you don't have a dasiy chain you must have the plug inserted.
Old 03-29-2006, 01:53 PM
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Logworks is good for verifing the signal against your EIO cause the logworks reading is a digital signal from the LC-1.
Old 03-29-2006, 03:22 PM
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Originally Posted by Black02SS
There is no reason to use Logworks. Regardless of if you use HPT or EFILive. Make a map/histogram in either program that shows the average of your 0-5v input from the wideband. Basically you are using the program as a multimeter. After you do this you can see in HPT exactly what the voltage it is reading and compare that to your actual voltage that you have set it to. If you have set the flatline voltage to .5 volts and you see .480 in EFILive/HPT, then you need to use .480 as your starting voltage instead of .5 The same will apply to any other voltage that you set in LogProgrammer. If you set a flatline voltage to 4.5 and see 4.492, then you will use 4.492. So you then will make a calculated formula that can be used as a custom PID. You may do this in excel to fine the slope and correct formula.

Example:
Programed outputs is
.5=10
4.5=20

You see
.490
4.489

Use these values as your formula
.490=10
4.489=20

I guarantee you that you will have a perfect formula if you do it as I have stated. I have done this on countless cars/widebands and it always comes up perfect.
LOL, here is my data.

0.5=7.35
0.5=22.39
Ave:1.002

1=7.35
1=22.39
Ave:1.83

1.5=7.35
1.5=22.39
Ave: 2.68

2=7.35
2=22.39
Ave:3.48

2.5=7.35
2.5=22.39
Ave: 4.28

3=7.35
3=22.39
Ave:4.917

3.5=7.35
3.5=22.39
Ave:4.917

4=7.35
4=22.39
Ave:4.917

4.5=7.35
4.5=22.39
Ave:4.917

What the hell is wrong? This is through HPtuners raw voltage.

If the sensor is bad, what is a replacement part number I can get from a GM dealer?

Last edited by 99whitews6; 03-29-2006 at 03:43 PM.
Old 03-29-2006, 04:16 PM
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Originally Posted by 99whitews6
I am in the same boat. LC-1 is reading high voltages(AFRs) using HPtuners, I can connect to LM Programmer (and reprogram which I did) but I CANT connect to Logworks to determine my ground offset voltage. Its really starting to **** me off.

Oh yeah, and Klaus has stopped trying to help me over on the innovate forum.
yeah same here no help so I know damn well who not to buy from
Old 03-29-2006, 04:30 PM
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Not selling anyways...I need to figure this POS out.
Old 03-29-2006, 04:46 PM
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Originally Posted by 99whitews6
Not selling anyways...I need to figure this POS out.
You have a ground issue problem. Read this thread and see if there is something that you may have missed.

http://efiforum.iqd.co.nz/showthread...highlight=lc-1

You are on the right track. Now we just need to see where you are losing the voltage at.
Old 03-29-2006, 04:49 PM
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Originally Posted by 99whitews6
What the hell is wrong? This is through HPtuners raw voltage.

If the sensor is bad, what is a replacement part number I can get from a GM dealer?
Read the values directly with Logworks, that reads the value digitally directly from the LC-1 unit. I'm pretty sure your problem is with the configuration in HPT.
The bosch O2 is a factory part on some VWs. Do a search for the PN.
Old 03-29-2006, 04:56 PM
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How is your LC-1 wired to your car...?
Does the LED stop flashing...?
Have you ever accidentally shorted the brown or yellow wires to ground or power or anything...?
Old 03-29-2006, 05:13 PM
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Originally Posted by muncie21
Read the values directly with Logworks, that reads the value digitally directly from the LC-1 unit. I'm pretty sure your problem is with the configuration in HPT.
The bosch O2 is a factory part on some VWs. Do a search for the PN.
Already ordered a new sensor, so I guess I will have an extra! LOL

I did finally get logworks to work, but how do I measure raw voltage? When It connects it just starts logging. I dont even know how to export to excel or log soley raw voltage?
Old 03-29-2006, 05:26 PM
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Originally Posted by joecar
How is your LC-1 wired to your car...?
Does the LED stop flashing...?
Have you ever accidentally shorted the brown or yellow wires to ground or power or anything...?
Dammit, this thing worked fine last year! No, yellow wire has been sealed since I bought it and it worked fine last year.

Ok here is how I have it hooked up:

LC1:
- Red to auxilary power coming off battery positive.
- Blue Heater ground to chassis ground which is connected to the little black cable coming off the battery negative.
- Metallic System ground to Hptuners EIO black ground
- Brown Analog Out 2 to EIO input 1 white
- Yellow is sealed off and connected to nothing
- Black goes directly through an led and connects to the EIO ground black

Light blinks as should during warm up and then goes steady after warm up.

Did I hook up something wrong?
Old 03-29-2006, 05:32 PM
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Looks right.
Old 03-29-2006, 05:32 PM
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Originally Posted by 99whitews6
Already ordered a new sensor, so I guess I will have an extra! LOL

I did finally get logworks to work, but how do I measure raw voltage? When It connects it just starts logging. I dont even know how to export to excel or log soley raw voltage?
Sounds like you have version 1.x of Logworks. Download the newer 2.x version. I think there's a check box to display the readings in AFR or volts. If you read the WB with Logworks it is the value coming directly from the sensor. All the analog grounds (except blue heater ground) are taken out of the equation
Old 03-29-2006, 05:49 PM
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Originally Posted by muncie21
Sounds like you have version 1.x of Logworks. Download the newer 2.x version. I think there's a check box to display the readings in AFR or volts. If you read the WB with Logworks it is the value coming directly from the sensor. All the analog grounds (except blue heater ground) are taken out of the equation
LOL, i have logworks 2.0 and I see nothing about measuring voltage! Guess I cant find it in the 80 some page manual either. Where the heck is it? I was able to log AFR but that becuase it the default dial!
Old 03-29-2006, 05:52 PM
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Can you guys not see the raw voltage in HPT? This is a 5min process. If you can see the raw voltage in HPT then I don't understand why you are using log works.
Old 03-29-2006, 05:55 PM
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Originally Posted by Black02SS
Can you guys not see the raw voltage in HPT? This is a 5min process. If you can see the raw voltage in HPT then I don't understand why you are using log works.
Yep, I posted my raw voltage a couple posts ago which is why you mentioned I have a grounding issues or losing voltage somewhere. How the heck does someone go about troubleshooting where they are loosing this voltage?
Old 03-29-2006, 06:01 PM
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i dont know if it hurts anything but the cal wire should go to a chassis ground not to the EIO
Old 03-29-2006, 06:02 PM
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Originally Posted by 99whitews6
Yep, I posted my raw voltage a couple posts ago which is why you mentioned I have a grounding issues or losing voltage somewhere. How the heck does someone go about troubleshooting where they are loosing this voltage?
I would double check all your wires. You aren't the only one with this problem as I have seen countless threads lately about HPT and Innovate widebands being off. I do not think it is HPT, I think it is the wideband. Did you read the link I posted? If you have a IM program of some sort, I would be glad to help you out and then maybe you can inform people that logworks isn't necessary.
Old 03-29-2006, 06:05 PM
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Originally Posted by oange ss
i dont know if it hurts anything but the cal wire should go to a chassis ground not to the EIO
Originally Posted by joecar
Black should not be grounded (this is the calibration wire, grounding this causes the LC-1 to calibrate);

First, remove the black wire from ground and measure voltage again (looking for 2.5V at EXT.AD2).

Then, if it's still not right, remove the white wire from ground.

Do you have the LED connected between white and black...?
If you do, the LED flashing without pausing means the LC-1 is calibrating.

I have my white and green not grounded:
I use green as the "floating ground" for the NBO2 connection,
and white as the "floating ground" for the EXT.AD2 connection.
This is from EFILive. Thanks joecar
Old 03-29-2006, 06:33 PM
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Originally Posted by Black02SS
I would double check all your wires. You aren't the only one with this problem as I have seen countless threads lately about HPT and Innovate widebands being off. I do not think it is HPT, I think it is the wideband. Did you read the link I posted? If you have a IM program of some sort, I would be glad to help you out and then maybe you can inform people that logworks isn't necessary.
Yahoo messanger, screenname tigerwho2424

I am on!
Old 03-29-2006, 06:40 PM
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Originally Posted by oange ss
i dont know if it hurts anything but the cal wire should go to a chassis ground not to the EIO
Ok i have tried this multiple times and no go. No matter what I change on this POS this is what happens.

-With the car OFF
-Key in run position
-Hptuners logging raw voltage
-Approx 0.757 with no power to LC-1
-Then connect power to LC-1 and while it warms up it reads a steady 1.95-2.04 volts
-Then it finishes warming up, led goes steady and voltage ALWAYS goes to 4.917-4.927(as long as I configure the wires for it to warm up with no error, no matter how I have the grounds)



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