Originally Posted by radiant red
The recalibration of the fuel pressure actuator is done by chipping the ecu is it not, the ecu controls how much it opens.
No, you can't chip an ecu that has no chip to begin with. Here's a picture of the box layout:
http://www.kolumbus.fi/ulpu.tuominen...vat/KE_box.jpg
The only chips in there are just analog operational-amplifiers nothing else.