Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Alfa Romeo GT Factory Service Manual (2003-2010)19 · Wiring diagrams and electrical functions
19 · Electrical

Horns - functional description

Make
Alfa Romeo
Model
GT Factory Service Manual
Year
2003–2010
Section
Electrically activated devices › Horns - functional description
Wiring diagrams and electrical functionsHorns - functional description

HORNS - FUNCTIONAL DESCRIPTION

1.8 T.SPARK, 2.0 JTS, 1.9 JTD 16V

Functional description

The system for the horns is supplied through the horn relay T3 of the engine compartment control unit

B1

from the direct line from the battery through the fuse F10 located in

B1

The relay coil is energized by an earth signal when one of the steering switches is closed; these switches are connected via the clock spring to the stalk unit

H5

. The relay thereby supplies the high tone horn

P10

and the low tone horn

P11

The connection for the horn contact is via the clock spring connector

D47

, which also transmits the signals for the driver''s Air Bag and the steering wheel controls (for radio and telephone)

See E3510 RADIO

See E7030 AIRBAG

3.2 V6

Functional description

The system for the horns is supplied through the horn relay T3 of the engine compartment control unit

B1B from the direct line from the battery through fuse F3 located in junction unit B1A.

The coil of the relay is energized by an earth signal when one of the steering switches is closed. The relay thereby supplies the high tone horn

P10

and the low tone horn

P11

The connection for the horn contact is via the clock spring connector

D47

, which also transmits the signals for the driver''s Air Bag and the steering wheel controls (for radio and telephone)

See E3510 RADIO

See E7030 AIRBAG

Parts & tools for this job Staging For 2003 Alfa Romeo GT

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.