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Home >> Volvo >> 2002 >> V70 XC >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Central Electronic Module (CEM) Diagnostic Trouble Codes (XC) - 2 Of 7 >> CEM-1A61: Communication With The Transmission Control Module (TCM). Signal Missing (Aw50/51 AWD; 2001) >> Signal missing >> Connecting breakout box, transmission control module (TCM) >> Connecting the breakout box
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Connecting the breakout box

CAUTION: The voltage supply to the control module must be disconnected when disconnecting the breakout box. Failure to observe this procedure could seriously damage the control module.
Fig 1: Identifying Ignition OFF
GLL101045Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Control Module Disconnected
GLL101003Courtesy of VOLVO CARS OF NORTH AMERICA.