Volvo EC460B - IECU Operation with Code Lock

IECU Operation(Code Lock)
(a) : Put 4-digit number!(This PIN code will be saved in the IECU)
(b) : Enter the PIN code through IECU(arrow & confirm buttons).
(c) : Push the confirm button more than 2 sec.
(d) : If the correct code is entered,Indicator Operation menu is displayed.
(e) : Alarm sound can be off by pushing confirm button.
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