| TEST RESULTS |
| 1 | PRELIMINARY CHECKS | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Connect an Examiner and check on CAN Network Information for the absence of:- Inactive node/s- Node/s with error/s- Node/s with CAN error/s | Move on to Step 2 | 1. Engine Control Node inactive and/or with error2.Fault in CAN | 1.Continue as instructed by the diagnostic equipment2. Continue as instructed by the diagnostic equipment |
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Use an Examiner to assess the possibility of connection to the Body Computer Node, to check that there are no errors and to check the presence of parameters. | Move on to Step 3 | Presence of errors | Continue as instructed by the diagnostic equipment |
| 3 | ACTIVE DIAGNOSIS CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| With the Examiner in Instrument Panel Node mode, check that the minimum oil pressure warning light is correctly activated in Active Diagnosis. | Move on to Step 4 | 1. The warning light does not flash2. The warning light flashes | 1.Replace the Instrument Panel Op. 5560B10 CONTROL PANEL - R+R 2.Move on to Step 4 |
| 4 | OIL PRESSURE SENSOR CHECK | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Check correct operation of the oil pressure sensor | Move on to Step 5 | 1. Pressure sensor defective2. Oil circuit pressure incorrect3. Sensor wiring defective | 1. Replace pressure sensor Op. 1084A42 ENGINE OIL PRESSURE WARNING LIGHT SWITCH - R + R 2.Restore the correct pressure3.Renew the correct wiring |
| 5 | CHECK USING DIAGNOSTIC EQUIPMENT | ALL OK | PROBLEMS ENCOUNTERED | ACTION |
|---|
| Using an Examiner check that there are no errors and that the parameters are present in Engine Management Node mode | End of diagnosis | Fault persists | Replace the Engine Management Control Unit Op. 1056B82 INJECTION/IGNITION SYSTEM E.C.U. (ONE) - R + R |
