2011 Toyota Sequoia Owners Manual - Page 435
2011 Toyota Sequoia Manual
Page 435 highlights
3-5. Using the hands-free phone system (for cellular phone) n Steering wheel Type A Volume The voice guidance volume cannot be adjusted using this button. On-hook switch Turns the hands-free system off/ends a call/refuses a call Off-hook switch Turns the hands-free system on/starts a call Talk switch Turns the voice command system on (press)/turns the voice command system off (press and hold) 404