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HOMESERVICE MANUALSVOLVO2009C70 AUTOMATICREPAIR AND DIAGNOSISSTEERINGELECTRONIC STEERINGELECTRONICS - DESIGN AND FUNCTION - 2 OF 4CONTROL MODULES, DOORS (2008-2013)SYSTEM OVERVIEWSIGNALS
2009 Volvo C70 Automatic

System Overview: Signals

2009 Volvo C70 AutomaticSECTION Signals

The table below summarizes the input signals to and output signals from the driver door module (DDM) and passenger door module (PDM). The signal types are divided into directly connected signals, LIN and CAN communication. The illustration below (Fig 1) displays the same information with the Volvo component designations.

Input signals Output signals
Directly connected:  Directly connected: 
(power supply unless otherwise stated)
  • Lock units (front doors) (3/74-75)
  • Sensors used to set the position of the door mirror (2 per mirror) (6/62-63)
  • Control panel power window (passenger door module (PDM) only) (3/83)
  • Control panels central locking (3/80, 3/82)
  • Power windows (front doors) (3/126-127)
  • Lock units (front doors) (3/74-75)
  • Door mirror motors (3 per mirror) (6/62-63)
  • Door mirror lighting (6/62-63) (optional equipment)
  • Heating, door mirror (9/33-34)
  • Turn signal lamps in the door mirrors (10/15-16)
  • Control panel power window (passenger door module (PDM) only) (3/83)
  • Control panels central locking (3/80, 3/82)
Via LIN communication:  Via LIN communication: 
  • Left rear door module (LDM) (3/128)
  • Right rear door module (RDM) (3/129)
  • Control panel in driver's door (Driver door module (DDM) only) (3/81)
  • Left Camera Module (LCM) (4/126) (only applies to Driver door module (DDM)) (BLIS, optional equipment)
  • Right Camera Module (RCM) (4/127) (only applies to Passenger door module (PDM)) (BLIS, optional equipment)
  • Left rear door module (LDM) (3/128)
  • Right rear door module (RDM) (3/129)
  • Left Camera Module (LCM) (4/126) (only applies to Driver door module (DDM)) (BLIS, optional equipment)
  • Right Camera Module (RCM) (4/127) (only applies to Passenger door module (PDM)) (BLIS, optional equipment)
Via Controller Area Network (CAN) communication:  Via Controller Area Network (CAN) communication: 
  • Climate Control Module (CCM) (3/112)
  • Central electronic module (CEM) (4/56)
  • Driver door module (DDM) (3/126) (applies only to passenger door module (PDM))
  • Brake control module (BCM) (4/16)
  • Power seat module, left (PSL) (3/26) (C70)
  • Power seat module, right (PSR) (3/27) (C70)
  • Convertible Roof Module (CRM) (4/59) (only applies to the C70)
  • Climate Control Module (CCM) (3/112)
  • Central electronic module (CEM) (4/56)
  • Passenger door module (PDM) (3/127) (applies only to driver door module (DDM))
  • Driver information module (DIM) (5/1).
  • Convertible Roof Module (CRM) (4/59) (only applies to the C70)
Fig 1: Identifying Driver Door Module And Passenger Door Module Component Designations
GLL160677Courtesy of VOLVO CARS CORPORATION
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