| 0 | PRELIMINARY CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check: That the panel brightness adjustment has not been selected.That the mode button has not been pressedThat failure messages have not been displayed
 | Move on to Step 1 | Display shows other information | Restore display conditions using the control panel | 
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Connect the Examiner diagnostic equipment to the diagnostic socket.Check that there are no faults in the instrument panel | Move on to Step 2 | Presence of errors | Continue following the instructions for the diagnostic equipment | 
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
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|  | Keeping the Examiner equipment connected to the diagnostic socket, check the operation of the display by activating the Autotest function in active diagnosis. | Move on to Step 3 | Milometer not working | Replace instrument panel    Op. 5560B10 CONTROL PANEL - R+R | 
| 3 | ELECTRICAL CIRCUIT CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
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|  | Check connections between instrument panel, Body Computer and ABS control unit    See E4010 INSTRUMENT PANEL | Move on to Step 4 | Wiring defective | Repair/replace the wiring. | 
| 4 | CHECK ON CORRECT OPERATION | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
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|  | Check that the fault is no longer present | End of diagnosis |  |  |