Vauxhall Workshop Service and Repair Manuals

No.

TECH 1 Display

Conditions for Checking

Nominal Value

Trouble Codes

Terminal

19

HORN

Ignition OFF

Driver's door not completely closed, see note

Turn key in driver's door 60° to the right

(arm ATWS)

Wait at least 10 s

Open driver's door

25

-

Country code "D"

alternating

INACTIVE 12V

and

ACTIVE   0V

ALARM is triggered (turn signal lamps and horn active)

Important:

Triggered alarms which deviate from country code "D":

Country code "NL": horn (constant note) and turn signal units,

country code "CH":  only horn (constant note),

country code "GB":  only horn

Turn key in driver's door 30° to the left (disarm ATWS)

Note:

For this test, route the TECH 1 cable through the gap between driver's door (left ajar) and B pillar. The driver's door contact switch must be actuated.

When alarm is triggered, the immobilizer is activated.

It is switched off via the key infrared transmitter.