Siren functional test
- Make
- Alfa Romeo
- Model
- Brera and Spider Factory Service Manual
- Year
- 2005–2010
- Section
- Special accessories › Siren functional test
Electrical equipmentSiren functional test
SIREN FUNCTIONAL TEST
| CHECK TO BE PERFORMED | RESOLUTION IF THE CHECK IS NOT OK | |
|---|---|---|
| 1 | Connect the diagnostic instrument in Voltmeter mode with the positive terminal on Pin 1 and the negative earthed to Pin 3 of the alarm siren The direct voltage reading should be 12 Volt. | Restore the connections between the Body Computer node, siren and earth |
| 2 | Disconnect the siren connectora Body Computer connector B and check the continuity of the wiring between Pin 2 of the siren connector and Pin 25 of Body Computer connector B | Restore wiring continuity |
| 3 | Check the insulation of the earth line | Restore wiring insulation |
| 4 | Replace the siren |
- Siren
- Siren pinout
1. Fuel system
2. Serial line
3. Earth
4. N.C.
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