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Author Topic: Siemens Mototron DEKA IV 630cc Injector Specs  (Read 76138 times)
elRey
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« Reply #30 on: January 31, 2013, 10:53:58 AM »

Very cool. So my assumptions were completely wrong (aren't they always Wink)

Thanks for the help guys.
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20VTMK1
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« Reply #31 on: November 23, 2013, 12:52:01 PM »

For information sake ..

On the 1.8T 20V , I found that if one index's the dekas as best as possible the mis fires are almost gone .

Fitting the injectors as per the stockers (all plugs parallel to rail ) doesn't mean the injector holes or pintels are in the OEM orientation. you need to rotate the injectors to get the pintels lined up parallel to the rail.

Any one else found this ?
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BlackT
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« Reply #32 on: October 19, 2020, 09:03:24 AM »

Anybody menage to dial this injectors on 1.8T?
What TVUB, TEMIN, and FKKVS to start with?
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Auriaka
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« Reply #33 on: October 19, 2020, 09:10:42 AM »

@ 4bar
         10v     11v      12v     13v     14v      15v

   0.83   0.64   0.50   0.38   0.28   0.17

0.04351 KRK
0.424 temin.

Non scaled, WOT fueling is sport on with lambse control at .995-1.015.  FKKVS took care of bottom and middle

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BlackT
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« Reply #34 on: October 19, 2020, 09:22:19 AM »

Similar to mine, but I can't dial up them on idle. Can't make stable idle whatever I do
I am using them on 3 Bar

Can you share your FKKVS?

My KRKTE is 0.055
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Auriaka
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« Reply #35 on: October 19, 2020, 09:42:00 AM »

Here. This is a wierd intake and throttle body though... Throttle body was moved away from intake plenum due to intricacies of owners setup...
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Blazius
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« Reply #36 on: October 19, 2020, 12:37:58 PM »

Why would you ever use these, they are awful and they aint even that cheap.
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BlackT
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« Reply #37 on: October 19, 2020, 12:49:41 PM »

Thank you very much, will try again tomorow, did you need to touch anything about lambda control, WBO PID?
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Auriaka
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« Reply #38 on: October 19, 2020, 01:32:59 PM »

I touched nothing other then aforementioned.

Only reason Im using these is because its what my client has on hand and his desperately needed more injector... its a stop gap that has turned into a science experiment
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BlackT
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« Reply #39 on: October 20, 2020, 01:57:15 AM »

It doesen't work  Undecided Undecided  car still won't idle. Rpm and AFR goes wild
« Last Edit: October 20, 2020, 03:06:10 AM by BlackT » Logged
Auriaka
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« Reply #40 on: October 20, 2020, 10:42:02 AM »

Perhaps you have knock offs?
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nyet
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« Reply #41 on: October 20, 2020, 11:14:00 AM »

They're also notorious for leaking
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BlackT
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« Reply #42 on: October 20, 2020, 11:45:54 AM »

When I go WOT and stop the car i have perfect idle for 15-20sec, but as time passes and car is at idle the things worsen.
I assume that this is beacuse wall weting or something similar. Even that lambda show close to 14.7 AFR, when I remove spark plugs I can see wet pistons

Today I have manage to bringe idle +- 30 RPM. But still away from ideal. I have much missfire

Most likely I will go back to 440 cc, green bosch
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nyet
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« Reply #43 on: October 20, 2020, 11:49:00 AM »

When I go WOT and stop the car i have perfect idle for 15-20sec, but as time passes and car is at idle the things worsen

They're super sensitive to underhood temps in my experience. They fail (lean) or leak (rich)
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool

Please do not ask me for tunes. I'm here to help people make their own.

Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
BlackT
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« Reply #44 on: October 20, 2020, 11:58:32 AM »

Perhaps you have knock offs?
Schould be original, I can't say 100% they are, beacuse I don't have experience with siemens. But they don't look like some bad copy
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