Checking The Ignition Switch

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off
• Key out
• Disconnect the connector for the ignition switch.

  Check the voltage in the central electronic module (CEM) connector, terminal #B1 (#A21).

  Other information 

  • To access the ignition switch, see STEERING WHEEL LOCK, REPLACING
  Fig 2: Identifying Voltage Display

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  Fig 3: Identifying Central Electronic Module (CEM) Connector Terminals

  Courtesy of VOLVO CARS CORPORATION

Does the voltage drop to approximately 0 V? 

• YES 

  Refer to REPLACING THE IGNITION SWITCH 

• NO 

  Refer to CHECKING THE WIRING