Vauxhall Workshop Service and Repair Manuals

Conditions for Checking

Nominal Value

Affected Terminals:           36

Possible Trouble Codes:    25

Ignition ON

Press F5 in the system main menu. Follow the instructions in the TECH 1 display.

Start Actuator Test

TECH 1 display:

HORN

alternating

INACTIVE      12V

and

ACTIVE         0V

Acoustic signal

(horn) active

Note:

The horn is actuated at a frequency of 0.8 Hz (switch - on time 0.2 s).

The test is completed after a maximum of 5 cycles.