| | Test results |
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Connect the Examiner equipment to the diagnostic socket.Check warning light operation in active diagnosis mode | Move on to Step 2 | Warning light does not come on | Replace the instrument panel Op. 5560B10 CONTROL PANEL - R+R |
| 2 | ELECTRICAL SYSTEM CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Check the correct power supply to the body computer and in particular the "D+" signal by carrying out See Test 5530AA CHECK ALTERNATOR TERMINAL "D+" | Move on to Step 3 | 1.Body Computer power supply incorrect | 1.Restore correct power supply |
| 2.D+ signal between alternator and Body Computer interrupted due to defective wiring | 2.Renew the correct wiring |
| 3.Alternator defective | 3.Replace the alternatorOp. 5530A10 |
| 3 | CORRECT OPERATION CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Check that the fault is no longer present | End of diagnosis | | |
