For reference only. Always confirm part numbers and procedures for your specific vehicle.
Technical guide
Tesla Model 3 After Being Submerged: Emergency Risks First
Tesla's submerged vehicle guidance comes first after a Model 3 has been underwater. Why a dry car that starts isn't proof of safety, and what to record.
Tesla Model 3 after prolonged submersion: emergency risks come first
Scope: Model 3 2024+, North America, software 2026.32; safety isn't confirmed by powering up, charging or taking apart
Dry doesn't mean safe
This article follows the official guidance for vehicles that have been submerged for a long time; it doesn't judge whether driving through shallow water is safe. If there's fire, smoke, popping or hissing, or heat, move away and contact local emergency services immediately; don't stay to gather information. Owners can't take a dry exterior, a lit dashboard or the car starting as proof of safety. This article doesn't estimate depth thresholds or give drainage procedures; first make sure people are safe, then tell the professional recovery and service organisations what the car has been through. [1]
Record times and external facts
It's worth noting when the flooding happened, where the car was parked, visible water marks and whether there were alarms, taking photos from a safe distance and not going back into dangerous water for more. Don't start the car, plug in charging equipment or touch internal components to gather evidence. Leave unknown water levels and durations marked as unknown, rather than filling them in with guesses. [1]
Keep the status unconfirmed at handover
Only when none of the emergency signs above are present and the car can be handed over safely should professionals arrange inspection, transport and storage away from buildings and combustible materials; owners shouldn't move the car themselves. Don't return it to everyday use before a full inspection, and don't take a low repair bill as proof the risk is gone. The record should state the flooding background and the unconfirmed items, so later work orders aren't just for ordinary cleaning; this article contains no battery, wiring or restraint system procedures. [1]
Sources
[Source 1] Tesla: Submerged Vehicle Guidance
https://www.tesla.com/ownersmanual/model3/en_us/GUID-5D2AF796-2052-4A24-9327-E3C0E2DB9B19.html
Verified: 2026-10-03; page publication date not confirmed.
This article contains information-organising suggestions from the editorial team; it is not a manufacturer repair procedure.
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