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Home >> Volvo >> 2007 >> S40 Base, 2.4 38, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Miscellaneous Components - Design And Function (544 Body) >> Transmission Control Module (TCM) (Aw50/51 AWD; 2005-2010) >> Diagnostic Functions >> Activating Test Mode
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Activating Test Mode

When this function is activated, the sensitivity of the software to criteria for storing diagnostic trouble codes (DTCs) is reduced. This helps the mechanic when testing the function of the transmission.

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