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Home >> Volvo >> 2009 >> S60 Base, AWD >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Central Electronic Module (CEM), Rear Electronic Module (Rem), Upper Electronics Module (UEM) - Diagnostic Trouble Codes - 4 Of 13 >> CEM-1A61: Communication With The Transmission Control Module (TCM). Signal Missing (Aw55-50/51SN; 2001) >> Signal missing >> Checking power supply and ground terminals. Permanent fault >> Checking for an open-circuit, contact resistance and oxidation
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Checking for an open-circuit, contact resistance and oxidation

Check the ground terminals 31/96 and the cables between ground terminals and control module #A53 for an open-circuit according to Open-circuit, permanent faults and contact resistance and oxidation according to Contact resistance and oxidation .

Check ground lead between battery and bodywork for an open-circuit according to Open-circuit, permanent faults and contact resistance and oxidation according to Checking wiring and terminals. Permanent fault .

Fig 1: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Checking Contact Resistance And Oxidation
GLL102161Courtesy of VOLVO CARS OF NORTH AMERICA.

Select Continue when the fault has been remedied.