3232996 - A20 ALARM SIREN NOT WORKING
When the alarm is operated the siren does not emit auditory signals| Results of the tests | ||||
| 1 | CHECK WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation | 
|---|---|---|---|---|
| WARNING:
the auditory signals may or may not be activated according to the
various country modes (
                               see DESCRIPTION AND OPERATION: 5580E anti-theft device
                              ).
                           Connect the diagnostic equipment (Examiner or other instruments)
to the diagnostic socket Check, in order: 
 | Continue to Step 2 | Error detected in the control unit or receiver | Continue according to the instructions for the diagnostic equipment | |
| Dialogue failure for diagnostic equipment between the control unit and the receiver | Restore the connection between the control unit and the diagnostic connector ( See E7015 ALARM ). | |||
| 2 | ACTIVE DIAGNOSIS WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation | 
| With the diagnostic equipment (Examiner or other instruments) carry out the active diagnosis of the operation of the siren | Continue to Step 3 | Siren not activated | Check and, if necessary, replace the alarm control unit Op. 5580E46 . | |
| 3 | CHECK CORRECT OPERATION | All OK | Problems met | Operation | 
| Check that the fault is no longer present | End of diagnosis | Fault persists | Search for the fault starting from another symptom' | |