Signal Missing: Information

Central Electronic Module (CEM) has not contacted the key.

Try with another key belonging to the vehicle.

If it works with another key new software must be ordered for the key that does not work.

If it does not work with another key, the Start Control Unit (SCU) is defective and must be replaced.

Other information 

• see PROGRAMMING KEY
• see IGNITION LOCK

Fig 1: Identifying Start Control Module (SCU)

Courtesy of VOLVO CARS CORPORATION