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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Charging System, Electrical Control Modules, Engine Control Module (ECM) - Design And Function >> Park Brake Module (PBM) (2008-10) >> System Overview >> Control Module
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Control Module

Fig 1: Identifying Park Brake Module (PBM)
GLL161181Courtesy of VOLVO CARS CORPORATION

The most important task of the Park Brake Module (PBM) is to manage the functions for the electrically operated parking brake.

Park Brake Module (PBM) is located in the cargo compartment's left side.

Park Brake Module (PBM) communicates both with directly connected components, and with other control modules via CAN communication.

The control module checks activations that are made, and the input and output signals through integrated diagnostics. A diagnostic trouble code (DTC) is stored when the control module detects a fault. Any diagnostic trouble codes (DTC) are stored in the control module memory. The information can be read off using the diagnostic tool.

A simple way to check that the Park Brake Module (PBM) is supplied with voltage is to activate the parking brake and check that the P symbol lights in the Driver information module (DIM).

For further information, also, see SIGNALS .