By Eric Jonas

Oct 13, 2023

To identify a faulty ignition switch, follow the three stages: 1. Lights on, 2. Fuel added, 3. Engine cranks. If stage 2 lacks electronics, it signals a bad ignition switch, a straightforward diagnostic method for ignition issues.

1. Switch Status

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Sudden vehicle stalling with the engine running is a common ignition issue. It indicates a significant problem with the ignition switch. In severe cases, restarting the vehicle may take some time.

2. Vehicle Stalling

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A failing ignition switch is evident when your vehicle won't start with repeated attempts. Continuing to use the switch can lead to battery drainage.

3. Vehicle Won't Start

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A hot-to-touch ignition switch may signal an issue related to it. Overheating can occur in the terminals connected by wires to the switch.

4. Overheating Switch

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In older vehicles, a failing switch may not produce clicking sounds from the main relay. Look for dashboard lights and stalling as indicators of a bad switch.

5. Dashboard Issue

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