| | Test results |
| 1 | BULB CONDITION CHECK | All OK | Problems encountered | Operation |
|---|
| Check the continuity of the bulb filament | Move on to Step 2 | Bulb inefficient | Replace the bulb Op. 5540B25 LOW BEAM BULB (ONE) FOR ONE HEADLAMP/LIGHT CLUSTER LH OR RH - R.R |
| 2 | ELECTRICAL SYSTEM CHECK. | All OK | Problems encountered | Operation |
|---|
| Check the condition of the bulb protective fuse See E2011 DIPPED HEADLAMPS | Move on to Step 3 | Fuse blown | Replace the fuse and search for the cause of the malfunction. |
| 3 | ELECTRICAL SYSTEM CHECK. | All OK | Problems encountered | Operation |
|---|
| Check the continuity and the insulation of the wiring between the bulb and the Body Computer See E2011 DIPPED HEADLAMPS | Move on to Step 4 | Electrical connection break or short circuit | Restore the correct electrical connection. |
| 4 | LAMP ELECTRICAL SYSTEM CHECK | All OK | Problems encountered | Operation |
|---|
| Check the condition of the internal headlamp connections between the connector and bulb holder | Move on to Step 5 | Internal wires broken or lacking insulation. | Restore the electrical connection, replacing the lamp if necessary |
| 5 | BODY COMPUTER OPERATION CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the body computer is working properly | End of diagnosis | Body Computer defective | Replace body computer Op. 5505A32 BODY COMPUTER - R.R |
