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Home >> Volvo >> 2003 >> V40 >> Repair and Diagnosis >> Electrical >> Gauges >> Instrumentation - Design And Function >> Diagnostic Functions, Driver Information Module (Dim) (2003-2004) >> Diagnostic Functions >> Notes
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Diagnostic Functions: Notes

Fig 1: Instrument Cluster
GLL112573Courtesy of VOLVO CARS OF NORTH AMERICA.

The control module has a built-in diagnostic system, the Volvo on-board diagnostic (OBD) system. This system continuously monitors itself and the input and output signals.

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