Sorry don't know how to help, but c3 is well known for this problems.
If i were you - i would reset the BSI first. Of course this doesnt look like bsi controlled thing, it would be stupid to programm that ecu could turn off it, but well.who knows maybe it would help.
open your bonnet
open drivers door window.
ignition on
off
shut the doors (go outside the car)
wait 3minutes.
disconnect battery +
wait 3mins
connect battery
wait 15secs
via driver's window switch lamps on (you will hear GONG sound..)
switch ignition on.
that's it. this is the reset procedure.
acidos je napisal/-a:Misliš vsa električna oka na vratih odpreti do konca, izklopiti avto iz kontakta, zapreti avto ter odkopiti akomulator, počakati ter nazaj vklopiti da zapiska in vklopiti kontakt in to je to ?
odprite pokrov
odprte okna vrata.
kontakt na
off
zaprta vrata (iti izven vozila)
počakajte 3 minute.
odklop akumulatorja +
počakajte 3 min
priključiti baterijo
čakal 15 sekund
preko okna voznikovih vrat (slišite zvočnim ..)
vključite kontakt.
to je to. To je postopek ponastavi.
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