Scan Tool Data Definitions
WARNING: This page is about a different car, the 2003 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition 1 Signal - The scan tool displays the current voltage at the battery.
- GEN L-Terminal Signal Command - The scan tool displays okay/No Output. The scan tool displays okay 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.