Workshop Manuals Factory service & repair Fiat
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
Fiat Ulysse Factory Service Manual (2002-2010)19 · Wiring diagrams and electrical functions
19 · Electrical

Main beams description

Make
Fiat
Model
Ulysse Factory Service Manual
Year
2002–2010
Section
Exterior lighting › Main beams description
Wiring diagrams and electrical functionsMain beams description

MAIN BEAMS DESCRIPTION

Description

The vehicle is equipped with two main in the headlamps.

The main beams are switched on by the steering column switch unit:

  • with the dipped beams on, by pushing the lever towards the dashboard (stable mode)
  • in flashing mode, by pulling the lever toward the steering wheel (unstable mode)

A special relay in the engine compartment junction unit controls the activation of the main beams via two lines protected by specific fuses.

The main beam activation relay is managed by the body computer: relay excitation is activated by enablement signals with key in position M and a specific stalk switch command.

Activation/deactivation information is sent via the CAN network: in this way, the main beam warning light is activated in the instrument panel.

The body computer also manages the dipped beam maintenance function: when the main beams are turned on, the body computer keeps the dipped beams on.

See E2011 DIPPED HEADLAMPS

Parts & tools for this job For 2002 Fiat Ulysse

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