Checking The Wiring

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off.

  Check the power supply cable between central electronic module (CEM) terminal #B10 (D10) and the steering column lock module (SCL) terminal #A2. Check for a short-circuit to supply voltage.

  Remedy the cables as necessary.

  Other information 

  • see CONNECTING THE BREAKOUT BOX
  • see SIGNAL DESCRIPTION CENTRAL ELECTRONIC MODULE (CEM)
  • see CONTROL MODULE RELAY BOX PASSENGER COMPARTMENT
  Fig 2: Identifying 4-Bit Connector

  Courtesy of VOLVO CARS CORPORATION
  Fig 3: Identifying Steering Column Lock Module

  Courtesy of VOLVO CARS CORPORATION

Was a fault detected? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to REPLACING THE CONTROL MODULE