Volkswagen Workshop Service and Repair Manuals > Polo Mk3 > Vehicle electrics | Electrical system self-diagnosis | Self diagnosis, V.A.G Inspection Service | Immobilizer self-diagnosis

Reading data block

–	Initiating immobilizer self-diagnosis → Chapter.

Indicated on display:

–	Press “08 - Read data block” on the display -arrow-.

Indicated on display:

–	Press number of data block to be read on number block on display -arrow- and confirm entry with Q key.

Example of data block contents

–	On the number pad on the display, click on 0, 0and 1 and then click on the Q key to confirm the entry.

Indicated on display:

If there is a “0” in the first display zone then the reader coil is faulty.

If there is a “1” in the first display zone then the reader coil is OK.

Volkswagen Workshop Service and Repair Manuals