What to do when a car battery starts smoking or boiling
A smoking or boiling battery releases toxic and explosive gases that create an immediate hazard. Dealing with it requires stepping away and alerting someone immediately to avoid entering the dangerous gas cloud to shut things down.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
Found another way around this?
Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.
- 1notify nearest employeeDid this help you?
- 2ask electricians to install an off switch for the wall outlets in a safe distanceDid this help you?
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“Yeah it was giving me bad vibes I kinda stepped out and let one of the dudes know a battery was smoking he kinda did a small little “oh shit” and speed shuffled to it”source ↗
“I hate having to enter the possibly explosive gas cloud to turn this shit off.”source ↗
Where this came up
People with this problem also raised
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- 3Hybrid battery failure and smoke under the back seat
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- 3New battery still showing low voltage
- 2Why did I get shocked reconnecting my car battery?