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Home >> Volvo >> 2006 >> XC70 >> Repair and Diagnosis >> External Pages >> Different car >> Section 18 (Control Modules, Restraint System, Starter, Sun Roof, Tire Pressure Monitoring, Transmission - Design And Function) >> Transmission Control Module (TCM) (TF-80SC AWD; 2006-2007) >> Diagnostic functions >> General

Diagnostic functions: General

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.

The control modules have a built-in diagnostic system, Volvo Diagnostics, which continuously monitors its own system as well as the input and output signals.

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