Weber Marelli IAW P8 4WF

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Weber Marelli IAW P8 4WF

Postby deltaza » Mon Jun 06, 2016 9:10 pm

Hi!
I've some trouble with the Marelli IAW P8 4WF mounted on Fiat Coupè Turbo 2.0 16v or Lancia Delta Integrale Evo2 (kat).

I have been thinking to have all the map addresses.
Especially I thought that...duty cycle table is at 8DD0 (4 rows, 16 columns)
Also in this discussion: viewtopic.php?f=6&t=7458&hilit=4WF
is indicated that that address is there...but...

I use Tunerpro and Ostrich 2.0

When I tried to modify the turbo duty cycle map....no results.
The yellow box that indicates the exact point where the ecu is reading was floating randomly, apparently (for example jumping from 2000rpm ... to 6500....when the car is at idle rmps) and in any case it was always not in the right place. Really apparently random.
And above all, changing values you can obtain ecu cuts but not significant turbo curve changes.

I'm thinking that 8DD0 it's not the exact address!

The values in the table seems to be....turbo values....also if they are a little bit strange. For example high values also at low rpms...


Any ideas?
Have someone of you the exact "turbo duty cycle" address?

deltaza
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