Hyundai Sonata LF: SRSCM / Schematic Diagrams

Hyundai Sonata LF 2014-2019 Service Manual / Restraint / SRSCM / Schematic Diagrams

Circuit Diagram (1)

Circuit Diagram (2)

Circuit Diagram (3)

SRSCM Connector Terminal

Pin	Function (Connector A)	Pin	Function (Connector B)
A1	IGN-1	B1	Side impact sensor front, Passenger-High (+)
A2	Front impact sensor driver-High (+)	B2	Side impact sensor front, Passenger-Low (-)
A3	Front impact sensor driver-Low (-)	B3	Side impact sensor front, Driver-High (+)
A4	Front impact sensor passenger-High (+)	B4	Side impact sensor front, Driver-Low (-)
A5	Front impact sensor passenger-Low (-)	B5	Pressure side impact sensor passenger-High (+)
A6	C-CAN ACU to Vehicle-Low (-)	B6	Pressure side impact sensor passenger-Low (-)
A7	C-CAN ACU to Vehicle-High (+)	B7	Pressure side impact sensor driver-High (+)
A8	Local CAN IMU to ESC-Low (-)	B8	Pressure side impact sensor driver-Low (-)
A9	Local CAN IMU to ESC-High (+)	B9	-
A10	-	B10	-
A11	-	B11	Ground
A12	Driver airbag 1st stage-High (+)	B12	Retractor pretensioner front, Driver-Low (-)
A13	Driver airbag 1st stage-Low (-)	B13	Retractor pretensioner front, Driver-High (+)
A14	Passenger airbag 1st stage-Low (-)	B14	Retractor pretensioner front, Passenger-High (+)
A15	Passenger airbag 1st stage-High(+)	B15	Retractor pretensioner front, Passenger-Low (-)
A16	Passenger airbag active vent-High (+)	B16	Curtain airbag driver-Low (-)
A17	Passenger airbag active vent-Low (-)	B17	Curtain airbag driver-High (+)
A18	-	B18	Side airbag front, driver-High (+)
A19	-	B19	Side airbag front, driver-Low (-)
A20	-	B20	Side airbag front, passenger-Low (-)
A21	Seat belt reminder	B21	Side airbag front, passenger-High (+)
A22	Crash output	B22	-
A23	Driver airbag 2nd stage-High (+)	B23	-
A24	Driver airbag 2nd stage-Low (-)	B24	-
A25	Passenger airbag 2nd stage-Low (-)	B25	-
A26	Passenger airbag 2nd stage-High (+)	B26	-
A27	Passenger airbag OFF lamp (telltale lamp)	B27	Seat belt buckle sensor front, Driver-High (+)
A28	-	B28	Seat belt buckle sensor front, Driver-Low(-)
A29	-	B29	-
A30	-	B30	-
A31	-	B31	-
A32	-	B32	-
A33	-	B33	Seat belt buckle sensor front, Passenger-Low (-)
A34	-	B34	Curtain airbag passenger-Low (-)
A35	-	B35	Curtain airbag passenger-High (+)
A36	Knee airbag driver-Low (-)	B36	Anchor pretensioner driver-High (+)
A37	Knee airbag driver-High (+)	B37	Anchor pretensioner driver-Low (-)
A38	-	B38	Anchor pretensioner passenger-Low (-)
A39	-	B39	Anchor pretensioner passenger-High (+)
A40	-	B40	-
A41	-	B41	-
A42	-	B42	-
A43	-	B43	-
A44	-	B44	Seat belt buckle sensor front, Passenger-High (-)

Seat Belt Buckle Switch (BS) Repair procedures

Removal 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front seat assembly...

Occupant Classification Sensor (OCS) Components and Components Location

C..

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Steering Angle Sensor Description and Operation

Description Steering Wheel Angle Sensor detects rotating direction of the vehicle. Rotating direction detected by the sensor is communicated with HECU as CAN signal involving information about the angle through CAN communication line. HECU detects speed of the steering wheel handling and the angle with this CAN signal...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pressure Sensor (FPS) Schematic Diagrams