| 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 that the body computer power supplies are correct and in particular the "D+" signal by carrying out See Test 5530AA CHECK ON ALTERANTOR D+ TERMINAL VOLTAGE | Move on to Step 3 | 1.Body Computer power supply not correct | 1.Restore correct power supplies |
| 2.D+ signal between alternator and Body Computer interrupted due to defective wiring | 2.Renew the wiring |
| 3.Alternator defective | 3.Replace alternator Op. 5530A10 ALTERNATOR - R+R |
| 3 | CHECK ON CORRECT OPERATION | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Check that the fault is no longer present | End of diagnosis | | |
