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Home >> Volvo >> 2009 >> S40 T-5, AWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Accessory Electronic Module (AEM), Accessory USB Unit (AUU) And Central Electronic Module (CEM) - Specifications, Other (544 Body) >> Vehicle Communication Information, Accessory Electronic Module (AEM) (2004-2011) >> Description Of Activations >> Alarm, Output Signal S1

Alarm, Output Signal S1

Control module terminal #34 for the alarm, output signal S1, can be activated. In the normal position (no alarm triggered), the voltage is approximately 0 V. On activation, the voltage is approximately equivalent to battery voltage. The function is reversed compared to output signals P0, P1 and S0.