Checking the connectors

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on
• Read off the status of steering wheel angle signal R2.

  Turn the steering wheel in both directions and check that the value changes between ON and OFF.

  Other information: 

  • To access the connector for the control module for the steering wheel angle sensor, see Steering wheel angle sensor module (SAS), replacing
  • To access the connector for the steering wheel module (SWM), see Steering wheel module (SWM), replacing
  • For information about signals, see Signal description, Control unit for the steering wheel angle sensor (SAS) and Signal specification .
  Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Steering Wheel Angle Sensor

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Does the value change between OFF and ON? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to Checking wiring and sensors