| STEP | OPERATIONS TO BE CARRIED OUT | TEST RESULTS | 
|---|
| 0 | PRELIMINARY CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check the following with the engine running: Priority faults are not displayed at the reconfigurable matrixthere are no other functions missing and the courtesy lights in the doors are on when the doors are open
 | Move on to Step | 1. The matrix displays other information | 1. restore the standard screen | 
| 2. Functions missing | Move on to Step | 
| 3. Courtesy lights not on | Move on to Step | 
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Connect the Examiner diagnostic equipment to the diagnostic connector and check the following at the CAN: no control unit not activated;that there are no faulty control units;no control unit with faulty CAN line;
 | Move on to Step | Faults on CAN network | Continue following the instructions for the diagnostic equipment | 
| 2 | CHECK ON CORRECT OPERATION | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check that the fault is no longer present |  | Fault persists | Replace instrument panel    See in Op.   5560B11  ANALOGUE CONTROL PANEL - R.R. or Replace |