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 battery voltage.
- Ext. LF Door Handle Switch
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The scan tool displays Active/Inactive. The scan tool will display Active when the exterior driver door handle is pressed.
- Ext. RF Door Handle Switch
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The scan tool displays Active/Inactive. The scan tool will display Active when the exterior passenger door handle is pressed.
- Ignition Mode Switch
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Then scan tool displays Idle/Crank/Accy/Off. The scan tool displays the current status of the ignition mode switch.
- Last Key Fob Used
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The scan tool displays Fob 1/Fob2/Fob 3/Fob 4. The scan tool will displays the last key fob used. for any keyless entry function.
- No. of Fob's Programmed
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The scan tool displays 0/1/2/3/4. The scan tool will displays the number of key fobs currently programmed to the vehicle.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.