Checking Components And Wiring

Check the signal cable for alarm output S0. Check between the accessory control module terminal #B33 and the alarm unit connector. Check for a short-circuit to supply voltage.

Remedy as necessary.

Other information: 

• To connect the breakout box, see CONNECTING THE BREAKOUT BOX. ACCESSORY ELECTRONIC MODULE
• To access or replace the Accessory Electronic Module (AEM) and connector, see ACCESSORY ELECTRONIC MODULE (AEM), REPLACING
• For information about signals, see SIGNAL DESCRIPTION. ACCESSORY ELECTRONIC MODULE (AEM)
• To fault-trace wiring and terminals, see CHECKING WIRING AND TERMINALS

Fig 1: Accessory Electronic Module Ground Terminals

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION

• Continue 

  Refer to VERIFICATION