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Home >> Volvo >> 2004 >> XC70 >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Alarm System, Control Modules, Engine Management Systems - Design And Function) >> Central Locking (2001-2004) >> System overview >> Locking system

Locking system

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The lock system is available in the following versions:

The number of switches, electrical motors in the door and relays, differs depending on the model year, version and type. The same control modules are used in different versions. The software differs on the type of lock, locking system and model. It is possible to shift between single step unlocking and two step unlocking by downloading new software.