Volvo EC460B - I ECU Operation

I ECU
1) Layout
A : Central warning lamp
B : Coolant temp. & fuel Gauge
C : Warning indicator
D : MCD(Message Center Display)
E : Key button
2) Key OFF condition
3) Key ON (Booting operation)
Central warning lamp(2 times), gauge(all segment ON),all indicator lamp ON
4) Key OFF (Shutdown operation)
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