Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Scan Tool Data Definitions
- Battery Voltage Signal
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The scan tool displays the current system battery voltage.
- Last Fob Used
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The scan tool indicates the last keyless entry transmitter used to active the keyless entry system.
- Fob 1 Programmed
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The scan tool displays whether a keyless entry transmitter is currently programmed into the #1 slot.
- Fob 1 Function
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The scan tool indicates the lasted keyless entry function commanded by the keyless entry transmitter programmed to the #1 slot.
- Fob 1 Battery
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The scan tool displays the current battery state of the keyless entry transmitter battery as either Low or OK.
- Fob 2 Programmed
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The scan tool displays whether a keyless entry transmitter is currently programmed into the #2 slot.
- Fob 2 Function
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The scan tool indicates the lasted keyless entry function commanded by the keyless entry transmitter programmed to the #2 slot.
- Fob 2 Battery
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The scan tool displays the current battery state of the keyless entry transmitter battery as either Low or OK.
- Fob 3 Programmed
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The scan tool displays whether a keyless entry transmitter is currently programmed into the #3 slot.
- Fob 3 Function
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The scan tool indicates the lasted keyless entry function commanded by the keyless entry transmitter programmed to the #3 slot.
- Fob 3 Battery
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The scan tool displays the current battery state of the keyless entry transmitter battery as either Low or OK.
- Fob 4 Programmed
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The scan tool displays whether a keyless entry transmitter is currently programmed into the #4 slot.
- Fob 4 Function
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The scan tool indicates the lasted keyless entry function commanded by the keyless entry transmitter programmed to the #4 slot.
- Fob 4 Battery
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The scan tool displays the current battery state of the keyless entry transmitter battery as either Low or OK.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.