| | Results of the tests |
| 1 | SPEED SIGNAL CHECK | All OK | Problems met | Operation |
|---|
| Check the speed signal is working properly. | Continue to Step 2 | Speed signal faults: CAN problems | Restre the speed signal See See E4091 CONNECT |
| 2 | CHECK OPERATION OF SATELLITE NAVIGATION SYSTEM | All OK | Problems met | Operation |
|---|
| Check correct operation of navigation system | Continue to Step 3 | Navigation system device defective | Replace the navigation system Op. Op. 5580P12 CONNECT PANEL REPLACE |
| 3 | Continue as instructed by the tester | All OK | Problems met | Operation |
|---|
| Check that the fault is no longer present | End of diagnosis | . | |