Timmerman "Shrapnnel-Knobben" mod et. al.
Stephane.Livolsi at investorsgroup.com
Tue Oct 17 17:29:22 EDT 2000
This is great info. Taking the leap into territory that I am only a bit
familiar with has anyone done or looked into wiring a potentiometer in
place of the resistor so that you could adjust the timing/fuel pump shut
off point as the situation requires....
Any thoughts or BTDT?
>>To keep the fuel pump cutout from kicking in, you need to modify the ECU,
>either by chip, or some less elegant way, eg. the resistor mod. A 475 ohm
>resistor is placed between pins 1 and 10 on the ECU pressure transducer,
>which fakes the ECU into getting the value for a lower pressure. this 1)
>make the fuel pump shutoff at a much higher point, somewhere around 2.7 Bar,
>and will advance timeing across the board. I have modified mine so I can
>set the value a bit higher as the timing with 475 ohm tends to be a little
>to much advance, especially on a hot day under load. A fixed value closer
>to 600 ohm may be a better bet.
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