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Home >> Volvo >> 2009 >> C30 R-Design, Automatic >> Repair and Diagnosis (Single Page) >> Restraints >> Passive Restraints >> Occupant Weight Sensor (OWS) And Supplemental Restraint System Module (SRS) - Specifications, Electrical/Electronic >> Signal Specification, Occupant Weight Sensor (OWS) >> Signal Specification
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Signal Specification

All values specified below are between the relevant terminal and terminal #9 (power ground).

U= DC voltage in volts (V) - -
Ubat = Battery voltage (V) - -
Ulow = Voltage approximately 0 V - -
- - - -
Fig 1: Identifying 10-Pin Connector
GLL147439Courtesy of VOLVO CARS CORPORATION
TABLE OF SIGNALS, 10-PIN CONNECTOR

Terminal number  Connector marking  Signal type  Ignition off  Ignition on  Other 
#1 F CAN_L, local CAN-network - - During communication the voltage is 0.5-2.5 V.
#2 G Power supply, occupant weight sensor (OWS) U low U bat Ignition position I, II and III.
#3 H Signal ground, pressure sensor U low U low -
#4 J Power supply, pressure sensor U low 4.8-5.2 V Ignition position I, II and III.
#5 K Signal, pressure sensor - - -
#6 A Signal, seat belt force sensor - - -
#7 B Voltage supply, seat belt force sensor U low 4.8-5.2 V Ignition position I, II and III.
#8 C Signal ground, seat belt force sensor U low U low -
#9 D Power ground, occupant weight sensor (OWS) U low U low -
#10 E CAN_H, local CAN-network - - During communication the voltage is 2.5-4.5 V.