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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Differential Electronic Module (DEM), Driver Information Module (Dim), Engine And Engine Control Module (ECM) - Design And Function >> Driver Information Module (Dim) (2009-2010) >> System Overview >> Signals
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System Overview: Signals

The following table summarizes input and output signals to and from the driver information module (DIM). The signal types are divided into directly connected signals and Controller area network (CAN) communication. The illustration below displays the same information with the Volvo component designations.

Input signals Output signals
Directly connected:  Directly connected: 
- -
Via LIN communication:  Via LIN communication: 
  • Steering wheel module (SWM) (3/130)
 -
Via Controller Area Network (CAN) communication:  Via Controller Area Network (CAN) communication: 
  • Brake control module (BCM) (4/16)
  • Central electronic module (CEM) (4/56)
  • Engine control module (ECM) (4/46)
  • Phone module (PHM) (16/60)
  • Supplemental Restraint System Module (SRS) (4/9)
  • Transmission Control Module (TCM) (4/28)
  • Driver door module (DDM) (3/126)
  • Passenger door module (PDM) (3/127)
  • Infotainment control module (ICM) (3/281)
  • Parking Assistance Module (PAM) (4/86)
  • Trailer module (TRM) (4/110)
 -
Fig 1: Driver Information Module Communication Components
GLL168256Courtesy of VOLVO CARS CORPORATION
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