Toyota Sienna adds standard Advanced Rear Seat Reminder in models sold in the US, using a millimetre wave radar is designed to detect movement in the vehicle and send alerts to notify the driver or app user through a series of escalating warnings.

The ’25 Sienna adds an active rear-seat reminder system and is updating the media system on better equipped models, while cranking up the price. The Advanced Rear Seat Reminder system is standard on every 2025 Sienna, and it’s kind of a big deal.

The 2025 Toyota Sienna’s Manufacturer Suggested Retail Price (MSRP) starts at $39,185(LE FWD) excluding Dealer Processing and Handling fee and is expected to start arriving at Toyota dealerships nationwide in the Fall of 2024.

Toyota Sienna features an innovative Advanced Rear Seat Reminder system using millimeter-wave radar to detect rear seat occupants.

The Toyota Sienna's sporty blend of angular good looks, spacious functionality, and standard Hybrid powertrain has redefined the segment for families and adventurers alike. For 2025, the Sienna keeps on innovating by adding a standard radar-based Advanced Rear Seat Reminder system capable of detecting movement in the rear seats after the vehicle has been turned off and locked.

The hybrid minivan flouts the usual midcycle face-lift for the upgrades parents need: a vacuum, a fridge, and a baby safety nanny.

Toyota Sienna minivan is the debut vehicle for updated technology aimed at keeping safe those accidentally left behind in cars.