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Home >> Volvo >> 2001 >> V70 XC >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Alarm System, Control Modules, Engine Management Systems - Design And Function >> Brake Control System (2001) >> ABS diagnostic functions >> Diagnostic trouble codes
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Diagnostic trouble codes

If the control unit detects a fault, it stores a diagnostic trouble code. If, for any reason, a fault disappears after the diagnostic trouble code has been permanently stored in the control unit, information about the trouble code still remains in the control unit.