KdFi Boost Controller

When there is no electrical signal, the long connection is closed. 
The two short connections are connected to each other. 
When actuated, the link between the long connection and the two short connections is opened.


Common Tunerstudio Settings:

  • Output IAC2 (GND)
  • Frequency : 19.5 Hz
  • Output polarity : Inverted
  • Control interval : 20 ms
  • Closed duty : 0%
  • Open duty : 100%
  • Boost control lower limit : 100%

This means 100% DC (duty cycle)  lowest boost possible in function of waste gate spring.

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