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Home >> Hummer >> 2007 >> H3 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions
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Scan Tool Data Definitions

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Generator L Terminal Signal

The scan tool displays OK/No Output. The scan tool displays OK until malfunction is detected on the generator L terminal circuit, then it reads No Output.

Generator F Terminal Signal

The scan tool displays 0-100 percent. The scan tool displays 0-5 percent until the engine is running, then the percentage value varies depending on electrical loads.

Ignition 1 Signal

The scan tool displays system voltage received by the module.