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Conditions for Clearing the DTC The DTC will pass when the generator turn on signal circuit input is greater than 5 percent The charge indicator and SERVICE CHARGSYS message will remain ON until the Reference Information Schematic Reference Starting and Charging Schematics Connector End View Reference Component Connector End Views Description and Operation Charging System Description and Operation Electrical Information Reference Circuit Testing Connector Repairs Testing for Intermittent Conditions and Poor Connections Wiring Repairs Scan Tool Reference Control Module References for scan tool information Circuit/System Testing 1. Ignition OFF, disconnect the harness connector at the generator. 2. Ignition ON, GEN L-Terminal Signal Command 0%, test for less than 1 volt between the generator turn on signal circuit terminal 1 X1 and ground. If greater than the specified range, test the generator turn on signal circuit for a short to 3. Command the GEN L-Terminal Signal ON to 80% duty cycle with a scan tool. Test for 3.0
2008 Hummer H3 2008 ENGINE Engine Electrical - H3
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