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Home >> Volvo >> 2003 >> XC70 >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 9 (Alarm System, Control Modules, Engine Management Systems - Design And Function) >> Audio Module (AUM) (2001-2007) >> AUM diagnostic functions >> Diagnostic trouble codes
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Diagnostic trouble codes

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2007 Volvo V70, 2006 Volvo V70, 2005 Volvo V70, 2004 Volvo V70, and 2003 Volvo V70. However, it is still accessible from the selected car via links, so may be relevant.

If the control unit detects an error, it stores a diagnostic trouble code. There are 36 diagnostic trouble codes in total. An error that was detected the last time the engine was running is defined as permanent. Other detected errors are defined as intermittent.

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