184000496 - K136 VEHICLE PROTECTION SYSTEM WARNING LIGHT OFF (INITIAL TEST NOT CARRIED OUT)
.| Results of the tests | ||||
| 1 | CHECK WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
| Connect the Examiner diagnostic equipment and check, in the Instrument Panel Node ambient, that there are no errors and the following parameters are present. | Continue to Step 6 | Impossible to connect with the NQS | Continue to Step 2 | |
| There are errors | Continue to Step 5 | |||
| 2 | ELECTRIC POWER SUPPLY CHECK | All OK | Problems met | Operation |
| Check that the Instrument Panel Node electrical power supply is correct See E4010 INSTRUMENT PANEL | Continue to Step 3 | Positive and/or earth electrical power supply faulty | Restore and/or replace the defective component (if a fuse is involved, search for the cause of the problem). | |
| 3 | CHECK ELECTRICAL CONNECTIONS | All OK | Problems met | Operation |
| Check the wiring/electrical connections for the Instrument Panel Node, in particular making sure that each individual pin is correctly connected and inserted in its housing. | Continue to Step 4 | Wiring and/or electrical connections not working. | Restore the wiring and/or damaged electrical connections. | |
| 4 | CHECK WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
| Using the Examiner, check the possibility of connecting with the Instrument Panel Node | Continue to Step 1 | Impossible to connect with the control unit | Replace the instrument panel control unit Op. 5560B11 | |
| 5 | ERRORS CHECK | All OK | Problems met | Operation |
Using the Examiner in the Instrument Panel Node ambient, check that one or more of the following errors is not present:
| Continue to Step 6 | No additional information and/or BUS off detected. | Continue according to the instructions for the diagnostic equipment. | |
| EEPROM faulty | Replace the instrument panel control unit Op. 5560B11 | |||
| 6 | CHECK WITH ACTIVE DIAGNOSIS | All OK | Problems met | Operation |
| Using the Examiner in the active diagnosis ambient, check that the Autotest function is activated | Continue to Step 7 | The function in question is not controlled by active diagnosis. | Replace the instrument panel control unit Op. 5560B11 | |
| 7 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | The fault persists | Continue to Step 1 | |