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Home >> Volvo >> 2003 >> S80 Base >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Control Modules - Design And Function - 3 Of 3 >> Transmission Control Module (TCM) (4T65EV; 1999-2005) >> TCM diagnostic functions >> Description of parameters >> Parameters, status >> General information

General information

Certain values deviate from those contained in the signal specifications, see Signal description. Transmission control module (TCM) . This is because read off values are calculated and filtered by the control module. In certain cases the engine must be running to obtain the relevant values.