Remote Connect depends on an operative telematics device, a cellular connection, GPS signal strength and other factors outside of Toyota's control, which can limit system functionality and availability. Factors including speed, road conditions, weather and driver steering input can all affect whether VSC will be effective in preventing a loss of control. Based on RAV4 Hybrid vs. Coverage and service not available everywhere. This list will be updated on an on-going basis as new phones are constantly being tested. The Smart Key System may interfere with some pacemakers or cardiac defibrillators.