Scan Tool Data Definitions
- Battery 1
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The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the battery positive voltage circuit of the BCM.
- GEN F-Terminal Signal
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The scan tool displays 0%-100%. The scan tool displays 0%-10% until the engine is started and the PCM receives a signal from the generator then OK is displayed.
- 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 ECM supplies then the percentage value varies depending on electrical loads
- 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 ECM.
- Starter Relay Command
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The scan tool displays On/Off. The scan tool displays Off until the ignition is placed into the START position then ON is displayed while the engine is cranking.
- Starter Relay - High Volts
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The scan tool displays Test Pass/Test Fail/Test Not Run. The scan tool displays the current status of the PCM CONT relay signal circuit.
- Starter Relay - Low Volts
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The scan tool displays Test Pass/Test Fail/Test Not Run. The scan tool displays the current status of the PCM CONT relay signal circuit.
- Starter Relay - Open
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The scan tool displays Test Pass/Test Fail/Test Not Run. The scan tool displays the current status of the PCM CONT relay signal circuit.