Immobilizer, from 06.07

Immobilizer, from 06.07

• Additional information:

318Golf 2004

319Golf 2004 - Electrical System

The Golf from 06.07 is equipped with a fourth generation immobilizer with online connection and download. The chief integral component of the fourth generation immobilizer is a central database, in which all anti-theft relevant data of participating control modules is stored. It is not possible to adapt participating control modules to the immobilizer without an online connection to this database.

Fazit system test. Refer to=> [ Fazit System Test ] Component Tests and General Diagnostics

• There is no PIN inquiry of immobilizer components by fax and previously performed enabling of the components.

• All components participating on the immobilizer must be adapted online.

• All vehicle keys (subsequently ordered keys as well) are already pre-coded to a specific vehicle from the factory and can only be adapted to this vehicle.

• Additional vehicle keys must be ordered specifying the respective Vehicle Identification Number (VIN).

• It is no longer possible to perform adaptation on components originating from other Konzern brands in Volkswagen vehicles.

Immobilizer components:

• Antitheft Immobilizer Control Module (J362). Refer to=> [ Antitheft Immobilizer Control Module ] Description and Operation

• Engine Control Module (ECM) (J623)23 Removal and Installation

• Ignition key. Refer to=> [ Ignition Key ] Ignition Key

New identity when changing all immobilizer components. Refer to=> [ New Identity When Replacing All Components ] Testing and Inspection.

Functions of Antitheft Immobilizer Control Module (J362)

• Communication of all components participating on immobilizer with each other.

• Data encryption between participating control modules.

DTC recognition and display:

The immobilizer is equipped with On Board Diagnostic (OBD) capabilities which aids in troubleshooting.

For fault finding, use one of the systems described in the " Vehicle Diagnosis, Testing and Information System" chapter in " Guided Fault Finding" function.