DescriptionThe vehicle has numerous light sources for optimum lighting of the instruments and the controls.Some of these are lit up when the ignition is ON (INT), others with the side lights on and on others the intensity varies according to a dimmer logic managed by the Body Computer.The following controls light up when the ignition is turned ON (INT):hazard warning lights,controls on front and rear courtesy lightsThe Body Computer manages the lighting of the following using the go ahead signals with the ignition ON (INT) and the side lights:cigar lighter/ashtray;climate control system controls;ashtray lightThe Body Computer (directly or via the door control units) manages the dimmer for the:instrument panel and displays.switches in the door;left panel;switch unit on the tunnel.The light intensity can be adjusted to different levels, using an outside button, located in the left panel. there are 8 different settings.The intensity level is set by pressing the 'MODE +' and 'MODE -' buttons and is shown on the instrument panel; the setting is also memorized and used later on.767the light intensity cannot, however, be reduced to zero.The light intensity level is also supplied, via the CAN, to the radio connectors (or the radio-phone-navigator) and the climate control system control unit to dim the backlighting of the displays: it ranges from maximum lighting (daytime) to dimmed lighting (nighttime): the same logic also adjusts the control button lighting.
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 D47 . The relay supplies horns P10 .
0Removing201Refitting21Disconnect the negative battery terminal.1. Remove the junction unit protective cover.192009560
5505A35
0Removing201Refitting213363098-5530B56BATTERY DRIP TRAY COVER- R.R.Disconnect the battery negative terminal.3363361-7040A44facia lh side cover - r r1. Disconnect the front electrical connectors of the junction unitcomplete with body computer.2. Unscrew the retaining bolts.3. Remove from its seating the junction unit complete with bodycomputer.4. Disconnect the rear electrical connectors of the junction unitcomplete with body computer.2027438
5505A36
0Removing201Refitting211. Separate the junction unit (1a) from the body computer (1b),by releasing the retaining lugs (1c).2027440
5505A41
0Removing201Refitting213363098-5530B56BATTERY DRIP TRAY COVER- R.R.Disconnect the battery negative terminal.3363151-5580C18air bag module - r+r . 769- 4110A16 steering wheel - r r for replacement or checks forversions with airbag and manual gearbox with hydraulic selection . 1. Disconnect the electrical connectors (1a) and remove the controlunit (1b) from its seating.2027441
0Removing201Refitting213363098-5530B56BATTERY DRIP TRAY COVER- R.R.1. Release the clips and remove the protective cover for the uniton the battery.2. Undo the bolts (2a) and remove the battery fixing bracket (2b).3. Slacken the nut and disconnect the battery's negative terminal.2027495
5530B52
0Removing201Refitting21Op. 5530B56 BATTERY DRIP TRAY COVER - R.R.3363098Op. 5530B10 BATTERY - R+R3363096- Disconnect the engine management unit electrical connections.Release the wiring from the retaining bands.1. Undo the rear fixing bolt (1a), release the front fastenings (1b) and place the engine compartment junction unit (1c) at the side.192008351
5530B56
0Removing201Refitting211. Undo the fixing bolts (1a) and remove the battery cover (1b).2027502
0Removing201Refitting21Position the steering wheelso that the wheels are as parallel as possible to the longitudinalaxis of the car.3363098-5530B56BATTERY DRIP TRAY COVER - R.R.Disconnect the battery negative terminal.7683363151-5580C18air bag module - r+r768- 4110A16 steering wheel - r r for replacement or checks forversions with airbag and manual gearbox with hydraulic selection 7683363357-7040A26steering column trim - r+r1. Undo the bolt securing the clock spring to the stalk unit.2. Disconnect the clock spring junction electrical connector.3. Remove the clock spring.2027556
5580C18
768769
5580C22
768769
5580C26
0Removing201Refitting213363098-5530B56BATTERY DRIP TRAY COVER- R.R.Disconnect the battery negative terminal.1. Use an appropriate tool to prise up the switch from its seatand remove.2027559
767Before carrying out thefollowing operations, it is essential to carry out the followingpreliminary operations: (1) set the ignition key to STOP; (2) disconnectand isolate the battery cables; (3) wait 10 minutes before proceeding.768
5580C52
0Removing201Refitting211. Undo the fixing bolts (1a) and remove the grab handle mount (1b).Carry out the same operations for the remaininggrab handle mounts.2027567
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