2753532 - E4010 INSTRUMENT PANEL - Functional description
Functional description
The instrument panel comprises two separate connectors, each of which implements the following functions:Connector A:
- pin 1: ignition-dependent supply, provided by the body computer node M001; the line is protected by the fuse F51, housed in the junction unit under the instrument panelSee E1010 SUPPLY ;
- pin 3: direct battery supply, provided by the body computer node M001; the line is protected by the fuse F01, housed in the engine compartment junction unit B001 See E1010 SUPPLY ;
- pin 2: reference to earth C020 connector B;
- pin 7: receives the supply for the headlamp adjustment controls See E3080 HEADLAMP AGLINMENT CORRECTOR; the line is protected by the fuse F13, located in the body computer node, operated by a relay integrated in the control unit;
- pin 6: sends the command to the headlamp adjustment motors See E3080 HEADLAMP AGLINMENT CORRECTOR;
- pin 4: sends the signal for the Trip computer function See E4080 TRIP COMPUTER;
- pins 8, 9: connection to the CAN networkSee E1050 CAN CONNECTION LINES ;
 | Earth C020 is located on the passenger compartment floor and located near the right front wheel arch (footwell). |
Connector B:
- pin 10: engine system failure warning light management See E5050 DIESEL ENGINES ELECTRONIC MANAGEMENT
- pin 13: management of Air Bag system fault warning light See E7030 AIRBAG;
- pin 14: management of passenger Air Bag deactivation warning light See E7030 AIRBAG;
- pins 17, 18: connection with the external air temperature sensor, contained in the left rearview mirror P060 See E3032 DOOR MIRROR ADJUSTMENT ;
The body computer node, via the B-CAN, also sends:
- the signal coming from the fuel pump N040, for managing the fuel gauge;
- the signal coming from the switch I040, for displaying the 'handbrake on' warning light;
- the signal coming from the sensor K025, for displaying the 'low brake fluid level' warning light;