Scan Tool Data Definitions
- Battery Voltage
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The scan tool displays 0-17.5 volts. The scan tool displays the voltage as received by the BCM.
- GEN F-Terminal Signal
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The scan tool displays 0-100%. The scan tool displays a steady percentage value until the engine is running, then the percentage value varies depending on electrical loads
- GEN L-Terminal Signal Command
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The scan tool displays On/Off. The scan tool displays Off until the engine is running, then the PCM supplies about 5 volts to the L - Terminal of the generator and the scan tool displays On.
- Ignition 1 Signal
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The scan tool displays 0-20 volts. The scan tool displays the voltage as received on the Ignition 1 circuit to the PCM.
- TR Sw.
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The scan tool displays Park/Reverse/Neutral/Drive4/Drive3/Drive2/Drive1. The scan tool displays the current physical gear of the Trans Range switch.
- Volt Lamp
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The scan tool displays On/Off. The scan tool displays On when the IPC has been commanded by another module to command the Volt Lamp On.