hyundai Workshop Repair Guides

Hyundai Workshop Service and Repair Manuals

ICM (Integrated Circuit Module) Relay Box|Page 174 > < ICM (Integrated Circuit Module) Relay Box|Page 172
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4. SJB Main Functions

(1) Lamp control and wire protection through IPS.
(2) When Reference Voltage exceeded, PWM normal voltage control to prevent lamp loss or damage
(3) CAN output for switch signal input.
(4) Diagnosis using CAN (Short to GND, Open Circuit)
(5) Fail Safe lamp control.

5. Network

ICM (Integrated Circuit Module) Relay Box|Page 174 > < ICM (Integrated Circuit Module) Relay Box|Page 172