Scan Tool Data Definitions (Engine Electrical)

Ignition 1 Signal:  The scan tool displays the battery voltage.

GEN L-Terminal Signal Command:  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.

GEN F-Terminal Signal:  The scan tool displays 0%-100%. The scan tool displays 0%-5% until the engine is running, then the percentage value varies depending on electrical loads.