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Author Topic: MED9 HPFP & LPFP Control  (Read 194003 times)
littco
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« Reply #90 on: February 23, 2017, 01:52:45 PM »

Sort related to the hpfp.

Looking at fuel pressure sensors and running the 200bar in a k03 car for an upgraded turbo.
According to FR the fuel pressure calibration map is KLKDSBKS which on all the ols files I have is a 4x1 map with voltage 0 -4.9v which is the max voltage as per the scalar and a scale.

Now this is a scaled map and different sensors ie 150 and 200 should have different scaling however all the KLKDSBKS maps I've seen are all the same 0-1300, regardless is its the 150 or 200 bar sensor or map. So am.i looking at the wrong map? As I'd expect to find different values for the different maps/sensors.

I had a conversation with Beavis, and he was under the impression  the maps on older versions where 2x1 and newer ones 1x4 and 14mpa and 20mpa respectively which in my mind would make sense.

Any ideas please.
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gman86
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« Reply #91 on: February 23, 2017, 02:50:36 PM »

Sort related to the hpfp.

Looking at fuel pressure sensors and running the 200bar in a k03 car for an upgraded turbo.
According to FR the fuel pressure calibration map is KLKDSBKS which on all the ols files I have is a 4x1 map with voltage 0 -4.9v which is the max voltage as per the scalar and a scale.

Now this is a scaled map and different sensors ie 150 and 200 should have different scaling however all the KLKDSBKS maps I've seen are all the same 0-1300, regardless is its the 150 or 200 bar sensor or map. So am.i looking at the wrong map? As I'd expect to find different values for the different maps/sensors.

I had a conversation with Beavis, and he was under the impression  the maps on older versions where 2x1 and newer ones 1x4 and 14mpa and 20mpa respectively which in my mind would make sense.

Any ideas please.

KLKDSBKS is the scaling for the low pressure sensor. The data is kPa, and 1300kPa is 13bar. KLPRAIL is the voltage scale for the high pressure sensor in the rail. This map differs between the K03 and K04 cars.

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littco
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« Reply #92 on: February 24, 2017, 04:16:07 AM »

KLKDSBKS is the scaling for the low pressure sensor. The data is kPa, and 1300kPa is 13bar. KLPRAIL is the voltage scale for the high pressure sensor in the rail. This map differs between the K03 and K04 cars.



Thank you , That's exactly what I was looking for,

To add the early ones where 2 columns and the later ones are 3 columns so if you want to add a 200 bar to the earlier cars the you just need 0 and 20 in the cells
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gman86
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« Reply #93 on: February 24, 2017, 05:10:11 AM »

Thank you , That's exactly what I was looking for,

To add the early ones where 2 columns and the later ones are 3 columns so if you want to add a 200 bar to the earlier cars the you just need 0 and 20 in the cells

The 3x1 maps just have a reference for 0bar. Acts like a sort of "pull down" resistor I suppose for rail voltage. 2x1 just gives values for 2.5v and 4.5v
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Tezotto01
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« Reply #94 on: March 06, 2017, 12:55:47 PM »

Can anyone help me with this?
I have already adjusted the KFPRSOLHOM, KFPRSOLHMM, KFPRSOLSCH, KFPRSOLKH and KFPRSOLHKS maps to request 13MPa but by logging the requested pressure does not exceed 109.99Bar.

Anyone have any tips?
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Tezotto01
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« Reply #95 on: March 06, 2017, 12:58:04 PM »

8P0907115T
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gman86
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« Reply #96 on: March 06, 2017, 03:39:20 PM »

8P0907115T

KLPRMAX?
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Tezotto01
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« Reply #97 on: March 06, 2017, 03:42:02 PM »

KLPRMAX?
Yes

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Tezotto01
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« Reply #98 on: March 06, 2017, 04:03:05 PM »







Enviado de meu XT1033 usando Tapatalk
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gman86
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« Reply #99 on: March 06, 2017, 05:07:16 PM »

You've defined that wrong. Change the address fro 1D9AA9 to 1D9AA8
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Tezotto01
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« Reply #100 on: March 06, 2017, 08:25:41 PM »

Many thanks for this, now the table makes sense!

I changed the values from 11 to 13, even so the pressure is limited by 109.99 in the log ...
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Tezotto01
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« Reply #101 on: March 06, 2017, 09:05:41 PM »



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teobolo
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« Reply #102 on: March 07, 2017, 12:21:23 AM »

when you log your HPFP what is the request you get? Is it 130 bar?Are you running an updated HPFP intermals ?
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Tezotto01
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« Reply #103 on: March 07, 2017, 02:21:27 AM »

In my records the requested pressure does not exceed 109,99Bar.
My HPFP is OEM.
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IamwhoIam
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« Reply #104 on: March 07, 2017, 03:07:17 AM »

You've defined that wrong. Change the address fro 1D9AA9 to 1D9AA8

That's wrong, the correct address for the map is 1D9AAA not A8, and it's exactly that last value that's not defined in his map anymore that makes it limit to 110 bar.

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« Last Edit: March 07, 2017, 03:10:08 AM by IamwhoIam » Logged

I have no logs because I have a boost gauge (makes things easier)
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