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Home >> Saturn >> 2009 >> Sky Red Line, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (Battery, Charging System And Starting System) >> Diagnostic Information & Procedures >> DTC P0621 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Saturn Sky and 2008 Pontiac Solstice. However, it is still accessible from the selected car via links, so may be relevant.

Observe the scan tool ECM Generator-L Terminal Circuit Status parameter. The reading should display OK.