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DIY Throttle controller

Posted: Tue Jun 23, 2020 4:47 pm
by 1-2-hak
Just wondering if anyone has build their own throttle controller?
In theory it shouldn't be too hard - just remapping the signal input = new output.
I assume the throttle sensor just outputs a variable voltage? or is it a digital stream?

Re: DIY Throttle controller

Posted: Wed Jun 24, 2020 7:01 pm
by saeb
Think it is PWM digital to analog from memory. It is hardly worth the effort.

Re: DIY Throttle controller

Posted: Wed Jun 24, 2020 8:17 pm
by 1-2-hak
Why hardly worth the effort? do you think throttle controllers are pointless?
I know the biturbo throttle is a lot different is sports mode.

Re: DIY Throttle controller

Posted: Wed Jun 24, 2020 9:37 pm
by saeb
As in time. As in time is is far cheaper to purchase a dedicated unit. Correct plugs and built in adjustability.

If you have the knowledge and the time then sure, go for it.

Re: DIY Throttle controller

Posted: Thu Jun 25, 2020 8:35 am
by MikeK
I bought the iDrive controller for my Ranger, and I am confident that I could not have researched the requirements, bought and tested the components, built a prototype, and been satisfied with the results for less than the US$209 it costs now. Now that I'm retired, time is the one resource I can't buy, so I don't allocate it on items that I can buy. When I was younger and working as an electronics engineer on military projects, with access to a large electronics engineering suite, I would have not hesitated. But not now.

Re: DIY Throttle controller

Posted: Thu Jun 25, 2020 1:15 pm
by 1-2-hak
Probably true but more likely to be the cost of the connectors rather than the smarts. a $10 arduino will do it - just need to connect it and understand the input. At the end of the day yes not cheaper in time.
I guess the bottom line is are they worth the money on a biturbo when sport mode does much the same?

Re: DIY Throttle controller

Posted: Thu Jun 25, 2020 6:08 pm
by saeb
Its each to there own. Some like 10, 20, 50% throttle at 10% peddle movement and some do not. It's a personal thing.

For me I have a modified throttle curve anyway but tend to back it off with the controller on slow bumpy roads.

Re: DIY Throttle controller

Posted: Thu Jun 25, 2020 10:08 pm
by 1-2-hak
so how did you modify it?

Re: DIY Throttle controller

Posted: Fri Jun 26, 2020 10:42 am
by RossPat
I find the iDrive most useful when I go beach fishing.
Set it on ECO 2 - 5 and it reduces the urge to wheel spin.