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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> AEM, CEM & Rem Diagnostic Trouble Codes - 4 Of 12 >> CEM-1A61: Communication With The Transmission Control Module (TCM). Signal Missing (4T65EV; 4T65EV-Gt; 2002-2004) >> Signal missing >> Connecting breakout box, transmission control module (TCM) >> Connecting the breakout box

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: Disconnecting Connector
GLL101003Courtesy of VOLVO CARS OF NORTH AMERICA.