| | Test results |
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Connect the Examiner diagnostic equipment to the diagnostic connector and check that there are no system errors at the Engine Management Node | Move on to Step 2 | Presence of errors in the system | Proceed as instructed by the diagnostic equipment |
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|
| Keeping the diagnostic equipment connected to the diagnostic socket, check the operation of the M.I.L. warning light at the control panel, by using active diagnosis | Move on to Step 3 | The warning light does not flash | Replace the Instrument Panel Op. 5560B10 CONTROL PANEL - R+R |
| 3 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the engine control unit is working properly | End of diagnosis. | Engine control unit defective | Replace the engine management control unit Op. 1056B82 INJECTION/IGNITION SYSTEM E.C.U. (ONE) - R + R |
| 3 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
|---|
| Check that the engine control unit is working properly | End of diagnosis. | Engine control unit defective | Replace the engine management control unit Op. 1060G80 DIESEL ELECTRONIC INJECTION CONTROL UNIT - R.R |
