Model 3 / Keys & locking

Tesla Model 3: how to turn on rear child locks

2 min readReviewed 25 October 2026

2024+Tesla software 2026.32North America

CHECK YOUR CARTesla Model 3 2024+; North America online owner's manual, software 2026.32, checked 25 October 2026.

Child locks block normal interior rear-door release; they do not replace adult supervision.

THE QUICK ANSWER

Choose Controls > Locks > Child Lock and select Both, Left or Right.

Step by step

1Park before setupKeep the vehicle stationary while configuring the locks.
2Choose a sideOpen Child Lock under Controls > Locks and select the rear door or Both.
3Check the settingConfirm the chosen doors are shown as locked before carrying children.

Tick steps as you go. Your progress stays in this tab.

Can I lock just one rear door?+

Yes, the manual offers Left and Right as well as Both.

SOURCES & SCOPE

Written from the official references below, reviewed on 25 October 2026. This is a source-based guide, not a claim of hands-on vehicle testing.

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