electronic boost controller
09 October 2004, 11:45 PM
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electronic boost controller
if i fit an electronic boost controller like for example the avc-r or hks controller on my 96 impreza.will i need the 3 port boost solenoid or do i just unplug it???
09 October 2004, 11:55 PM
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The 3-port solenoid will become pneumatically redundant but will need to be left electrically connected as the ECU will throw a CEL. If you wish to totally remove the solenoid a resistor of an equivalent value to the impedance of the coil can be connected across the oem solenoids plug. 
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10 October 2004, 04:45 PM
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Originally Posted by mystery inc.
cheers for the info. just one more question . will i need to get a hks or turbo smart fuel cut defencer raiser?
10 October 2004, 08:43 PM
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Originally Posted by andypugh2000
No, as soon as you disconnect the boost solenoid you have no fuel cut as the ecu is not controlling boost anymore
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02 April 2006, 03:48 PM
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Originally Posted by NotoriousREV
Sorry but that's wrong. The solenoid only controls boost, NOT fuel cut, which is still done by the ECU based on readings from the MAP sensor (it cuts off the injectors). Disconnecting the boost solenoid will not stop you hitting fuel cut if you turn the boost up without either getting a remap that raises fuel cut, or by using a 3rd party fuel cut defender.
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