Boost control switch ??
Discussion
Managed to get a Noble boost control switch and have fitted tonite (thanks Trevor) it works lovely and is a great adition to the car only thing is the little LED is lit up all the while ,the switch has 3 terminals a + and a - then one with a earth symbol on it ,the + and - are the switch in and out and this works ok but the 3rd terminal the one with the earth sign on i,ve put to ground on the chasis but this must not be right ,anyone know were it should go too so the LED only lights up when the switch is in the on position ?? .....crap i hope that makes sense 



TuxMan said:
Managed to get a Noble boost control switch and have fitted tonite (thanks Trevor) it works lovely and is a great adition to the car only thing is the little LED is lit up all the while ,the switch has 3 terminals a + and a - then one with a earth symbol on it ,the + and - are the switch in and out and this works ok but the 3rd terminal the one with the earth sign on i,ve put to ground on the chasis but this must not be right ,anyone know were it should go too so the LED only lights up when the switch is in the on position ?? .....crap i hope that makes sense


Are you sure that you have the live feed to the correct side of the switch ??
HEH .....Watch it you lot ..........i,ll have you know changing the wires over was a highly technical job and could not be done in a hurry .......and after said job was completed it seemed that a test drive was in order to make sure boost switch still worked 


Resulting test drive did bring to light some new things to try :
1....attempt to exit roundabouts in 2nd and 3rd gear and keep the car going in a straight line !!!


2 .....drive through the center of town on full boost and set off as many car alarms as possible .....3 in one go
3 .....and this one on Mr Jaspers recomendation ....nail the throttle in 3rd or 4th on low boost then at 4000rpm flick the switch to high boost .......


and 4th and my favorite ......sneek back up the drive at way past midnight only to realise that you have .....no keys to get back into the house and for some reason garage door will not open
My good lady wife was sooooo happy to be woken up and let me and the Nob back in 
but it did not matter as i lay in bed with a stupid grin on my face
p.s and the stupid light is still on




Resulting test drive did bring to light some new things to try :
1....attempt to exit roundabouts in 2nd and 3rd gear and keep the car going in a straight line !!!



2 .....drive through the center of town on full boost and set off as many car alarms as possible .....3 in one go

3 .....and this one on Mr Jaspers recomendation ....nail the throttle in 3rd or 4th on low boost then at 4000rpm flick the switch to high boost .......



and 4th and my favorite ......sneek back up the drive at way past midnight only to realise that you have .....no keys to get back into the house and for some reason garage door will not open
My good lady wife was sooooo happy to be woken up and let me and the Nob back in 
but it did not matter as i lay in bed with a stupid grin on my face
p.s and the stupid light is still on


Simon,
That made me laugh. I'm a bad influence I know!!
I'm desperately racking my brain to remember the wiring on the switch.
Check continuity between the various pins with the switch on and off.
It might be something like a loop live to the third pin and pins 1&3 earth through pin 2. Then again,
can't accurately remember!!
YellowShed
That made me laugh. I'm a bad influence I know!!
I'm desperately racking my brain to remember the wiring on the switch.
Check continuity between the various pins with the switch on and off.
It might be something like a loop live to the third pin and pins 1&3 earth through pin 2. Then again,
can't accurately remember!!YellowShed
Les5709 said:
Hi guys- could someone please explain to me how the switch talked about controls the boost?
1) can you turn the boost up or down (i know i know- wash my mouth out at the tought of this)
2) where can you source one of these and at what cost?
Thanks
1) can you turn the boost up or down (i know i know- wash my mouth out at the tought of this)
2) where can you source one of these and at what cost?
Thanks
1) Nope it turns the boost solenoid off so basically you have 2 boost settings, then new lower one being your wastegate actuator spring preload opening pressure.
2) Not sure where you can get the exact same switch as OEM in the 3R/M400
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t .....:-) Still grinning like a idiot :-) :-)