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Tuning With 160# High Impdence injectors

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Old 08-28-2012, 04:44 PM
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i have the maf disabled i know for sure its not trying to read off it.


here is the link to my exact injectors....
http://boschdealer.com/index.php?mai...products_id=47

they are bosch 160s and like i said they are doing OKAY but not suitable for me i need it to idle in the 14s.. i had my 80#s dead on with the tune. but these are a different story.
Old 08-28-2012, 05:02 PM
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Well, cut down your minimum and default injector pulse tables by like half and see if it's riding that lower limit.
Old 08-28-2012, 05:29 PM
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Originally Posted by FasTimeSS
i have the maf disabled i know for sure its not trying to read off it.
...
You should be seeing a MAF DTC being triggered.
Old 08-28-2012, 06:54 PM
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Originally Posted by FasTimeSS
i have the maf disabled i know for sure its not trying to read off it.


here is the link to my exact injectors....
http://boschdealer.com/index.php?mai...products_id=47

they are bosch 160s and like i said they are doing OKAY but not suitable for me i need it to idle in the 14s.. i had my 80#s dead on with the tune. but these are a different story.
Wow the PDF they have is basicly a cut paste of IDs site.
Old 08-28-2012, 09:36 PM
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Originally Posted by JOHNBOY66
Wow the PDF they have is basicly a cut paste of IDs site.
the pdf is what the injectors flow at easy psi exactly. Does ID carry these injectors too?
Old 08-28-2012, 10:10 PM
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Originally Posted by FasTimeSS
the pdf is what the injectors flow at easy psi exactly. Does ID carry these injectors too?
I understand what the graphs in the pdf mean.
I dont believe ID sells an injector that size.
The graphs are not what suprised me.

The first pages of that pdf is what suprised me.

Look at the pdf.
http://boschdealer.com/specsheets/bosch827specsheet.pdf

Than look here.
http://www.injectordynamics.com/ID1000.html

Compare the two starting at " Explanation of Dynamic Flow Graphs".
Direct copy. That kind of thing makes me question the validity of the rest of the data in that pdf.
Old 08-29-2012, 07:45 AM
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Originally Posted by FasTimeSS
i have the maf disabled i know for sure its not trying to read off it.


here is the link to my exact injectors....
http://boschdealer.com/index.php?mai...products_id=47

they are bosch 160s and like i said they are doing OKAY but not suitable for me i need it to idle in the 14s.. i had my 80#s dead on with the tune. but these are a different story.
In the tune you posted the trouble codes for the Maf are set to 3. No error reported. The computer see this and does not ever trigger the maf fail because you told it not to report an error. So yes it still tries to use the maf a bit. Turn those codes to 2 no see light and then you will be in SD.
Old 08-29-2012, 09:54 AM
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ID used to sell the Bosch 160's but recalled all the injectors they sold. A few Bosch 160's had problems with engine heat and seized.
Old 08-29-2012, 11:09 AM
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HURRY HURRY EVERYONE COPY ID!!!!! take all of their website information and copy it all and save it, then post it all over the internet.

wait for cease and desist letters. There was a Bosch 160....if you google search and look them up all you will find is nothing but problems, so I *think they canned them

Originally Posted by JOHNBOY66
I understand what the graphs in the pdf mean.
I dont believe ID sells an injector that size.
The graphs are not what suprised me.

The first pages of that pdf is what suprised me.

Look at the pdf.
http://boschdealer.com/specsheets/bosch827specsheet.pdf

Than look here.
http://www.injectordynamics.com/ID1000.html

Compare the two starting at " Explanation of Dynamic Flow Graphs".
Direct copy. That kind of thing makes me question the validity of the rest of the data in that pdf.
Old 08-29-2012, 04:44 PM
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Originally Posted by ZL1Killa
HURRY HURRY EVERYONE COPY ID!!!!! take all of their website information and copy it all and save it, then post it all over the internet.

wait for cease and desist letters. There was a Bosch 160....if you google search and look them up all you will find is nothing but problems, so I *think they canned them
I know that they now longer sell the 160s.

The copy and paste of the ID header with their watermark in the back round in a BS move.

If you publish or create something would you not be mad if some copied it did for their profit?
I know I would because it has happened to me. I made parts to improve something. Sent some out to several shops to test. Only to have one shop copy and market them as there own.

It appears your fine with that as long you get parts cheap as a result of some elses work.

If your work was copied and marketed as some elses you would be pissed to.
Old 08-29-2012, 08:38 PM
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the b/s i hear about these being garabage injectors is false. I know people running the **** out of these injectors and literally there 1000+ hp street car drive like bone stock with these identical injectors.

matter of fact here is a log file from a buddies car with these injectors. car starts up and idle/ drives like stock. till it hits boost and its a dif story
Attached Files
File Type: hpl
JP vs KB Cobra.hpl (134.8 KB, 142 views)
Old 08-29-2012, 10:19 PM
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the car is idling better but still not happy with the tune here is my log file. i keep taking away fuel up top but it doesnt seem to make any difference its still pretty rich around 10.4 @ WOT

attached is my log
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File Type: hpl
160goodlog.hpl (197.5 KB, 105 views)
Old 08-29-2012, 10:55 PM
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I'm looking in your .hpt file in post #12...

I see your IFR table set to 6.93 g/s (55 lb/hr)...

if your injectors are rated to flow 160 lb/hr @ 43.5 psi and your FPR is set to 43.5 psi (measured with reference hose removed), then shouldn't your IFR table be set to something like 20.2 g/s (160 lb/hr)...?

if the IFR is understated then the PCM will open the injectors for a longer period to meet commanded AFR.
Old 08-30-2012, 07:17 AM
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please look at this tune its more recent to what i have in
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File Type: hpt
StreetTuneInjOrg.hpt (457.4 KB, 305 views)
Old 08-30-2012, 07:44 AM
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Originally Posted by FasTimeSS
please look at this tune its more recent to what i have in
always check your units. Your HPTuners IFR table I think is in LB/HR. this entire table should be set to 160, as at 43.5psi your injectors are 160LB/hr.

MAKE SURE YOUR FPR is set to 43.5psi or damn close. Fuel pressure gauge helps.

short pulse limit needs to be 3.5

see attached excel sheet.

did you get your MAF situation fixed? so the car runs in SD mode now?
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data.zip (12.2 KB, 48 views)
Old 08-30-2012, 12:25 PM
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And here I didn't even bother to look at the IFR in the tune since that's really hard to screw up but low and behold it's way wrong. LMAO!
Old 08-30-2012, 02:02 PM
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Originally Posted by FasTimeSS
the car is idling better but still not happy with the tune here is my log file. i keep taking away fuel up top but it doesnt seem to make any difference its still pretty rich around 10.4 @ WOT

attached is my log
Sanity check: what DTC is triggering...?
Old 08-30-2012, 08:03 PM
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My car has been in sd for over a year with the codes if u do ur research it doesnt have to be at 2. My tune is SCALED. If i put the ifr in the 100s there is nothin u can do to make it not as rich.
Old 08-30-2012, 08:04 PM
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JOE DID U MISS THE F'in part where my car ran fine for over a year with 80# injectors AND THE DTCs being set at 3
Old 08-30-2012, 09:11 PM
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why was your IFR table at 55?


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