test the waterproof w/o water z3 compact

  • Thread starter Thread starter yow
  • Start date Start date
Y

yow

Anonymous


1 close the flaps properly
2 dial *#*#7378423#*#*
3 service tests / pressure sensor
4 press on the screen with fingers, pressure must rise
5 then open all flaps, press again, pressure must not rise (if it rise, it's not waterproof)
 
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