C20XE idle control valve propper configuration

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clamp
Posts:32
Joined:Mon Feb 02, 2015 3:03 pm
C20XE idle control valve propper configuration

Post by clamp » Sat Jan 23, 2016 4:18 pm

hi ,
i have problem with propper configuration with this idle valve . My car is C20Xe turbo but i have high idle and unstable. I use 72mm throttle body.
my idle target rpm is 1100 but my idle is 1200-1300. this idle control valve have reaction only with idle ref table !

p.s i upload my Log with start, cranking and idle test
Attachments
start+idle.emulog
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idlee.jpg
IdleAirValve.gif
IdleAirValve.gif (48.8KiB)Viewed 1494 times

PSI-Motor
Posts:455
Joined:Fri Aug 15, 2014 10:57 pm

Re: C20XE idle control valve propper configuration

Post by PSI-Motor » Sun Jan 24, 2016 12:34 am

You have to tune idle ref before activating PID.
Many people sometimes blame the idlevalve when its actually the ignition table and fueltable thats the problem.
EcuMaster Sweden

RHD
Posts:537
Joined:Tue Oct 07, 2014 4:28 pm

Re: C20XE idle control valve propper configuration

Post by RHD » Tue Jan 26, 2016 12:42 pm

also find what frequency is correct for your valve... many bosch idle valve need about 100Hz

clamp
Posts:32
Joined:Mon Feb 02, 2015 3:03 pm

Re: C20XE idle control valve propper configuration

Post by clamp » Tue Jan 26, 2016 8:07 pm

i try with 100 with 60 but idle valve is more unstable

derOJ
Posts:72
Joined:Mon Mar 16, 2015 6:30 pm

Re: C20XE idle control valve propper configuration

Post by derOJ » Sat Jan 30, 2016 4:56 pm

Did you install a flyback diode?

clamp
Posts:32
Joined:Mon Feb 02, 2015 3:03 pm

Re: C20XE idle control valve propper configuration

Post by clamp » Sun Jan 31, 2016 1:54 am

yes but this flyback diode is for other things.
today i see new .. my idle max parametar was set to 2500rpm when i set to 1500 my idle from 1300rpm was icrease to 2100 rpm..(with this settings)
tomorrow i will try new settings with max idle 1500rpm

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