The steering wheel switches can be used to operate a connected cellular phone or portable digital audio player (portable player).Operating a Bluetooth® phone using the steering wheel switches
1 Volume The voice guidance volume cannot be adjusted using these buttons.
2 Off-hook switch Turns the hands-free system on/starts a call 3 On-hook switch Turns the hands-free system off/ends a call/refuses a call
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A quick Toyota Corolla quiz: every answer comes with an explanation and a link to the manual page.