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Do electric cars have fuses?

Did The Neighborhood Get EV Fuses Wrong? Yes — And Marty Should’ve Known Better

In a memorable moment from The Neighborhood, Season 5 (2023), Episode 20 (“Welcome to the Other Neighborhood”), Calvin Butler excitedly unveils a new business idea: an electric vehicle repair shop he and Marty plan to call The Fuse Box. During a lively family dinner, Marty’s new girlfriend raises a simple but important question:

“Do electric cars have fuses?”

Unexpectedly, Marty — the character known for his intelligence, engineering degree, and technical precision — responds with an emphatic: “No!”

For long-time fans, this answer sparked a double-take. Why? Because electric vehicles don’t just have fuses — they rely on multiple types of them to operate safely. Marty, of all people, should know this. While the line serves as a quick punchline, it contradicts the very foundation of his character: a calm, highly educated engineer who rarely makes basic technical mistakes.

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Where the Scene Goes Wrong

The joke lands, but at the cost of technical accuracy and character consistency. Marty is typically the voice of reason and knowledge in the Butler household — especially when it comes to anything mechanical or technological. The idea that he’d misunderstand something as fundamental as an EV fuse system feels out of step with the show’s established internal logic.

Realistically, this is a line that should’ve come from Calvin, whose old-school, hands-on approach to mechanics leaves plenty of room for misunderstandings about modern electric vehicles. Marty would normally be the one who corrects him — not the other way around.

Fact Check: Yes, Electric Cars Have Fuses

Electric cars contain multiple fuse systems, each designed to protect different components and ensure safe operation:

• High-Voltage Fuses: Protect the battery pack, inverter, DC-DC converter, and onboard charger.
• 12-Volt Fuses: Handle accessories like interior lighting, infotainment, power windows, door locks, and safety electronics.
• Pyro-Fuses: Specialized safety fuses that instantly disconnect the battery during a crash.

This makes Marty’s confident “No!” not just incorrect but mechanically impossible. EVs rely on fuses in the same way traditional vehicles do — just at higher voltages and sometimes in more sophisticated configurations.

Why the Writers Made This Choice

Like many sitcoms, The Neighborhood occasionally sacrifices technical accuracy for quick comedic timing. The joke required a snappy, surprising answer — and Marty’s overconfident reply delivered that punch. The trade-off is that it momentarily breaks character for a laugh.

For viewers who pay attention to both pop culture and automotive technology, the moment stood out as one of the most transparent technical slips in the series.

What Marty Should Have Said

A more accurate and in-character response could’ve been:

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“Yes — and EVs actually use high-voltage fuses, which is why our shop is called The Fuse Box.”

Or the scene could’ve played out with Calvin giving the wrong answer first, and Marty correcting him, keeping both accuracy and humor intact. Either way, the writers opted for the faster laugh, even if it meant bending Marty’s character logic.