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Home >> Ford >> 1999 >> Taurus V8-3.4L VIN N SHO >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Description and Operation >> Ignition Diagnostic Monitor (IDM)

Ignition Diagnostic Monitor (IDM)

The ignition diagnostic monitor is a function of the Powertrain Control Module (PCM). The powertrain control module stores the information for use during diagnostic test mode.
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