Checking The Function Of The Driver Door Module (DDM)

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.

  Check the power supply to the control module by pressing the up and down buttons for the power window mechanism. The window must open or close.

Is the function OK? 

• YES 

  Refer to CHECKING THE COMMUNICATION WITH THE DRIVER DOOR MODULE (DDM) 

• NO 

  Refer to CHECKING THE POWER SUPPLY AND GROUND FOR THE DRIVER DOOR MODULE (DDM)