Sienna FWD V6-3.5L (2GR-FE) (2009)
Cellular Phone Microphone: All Technical Service Bulletins
Cell Phone - Bluetooth(R) Call Volume Too Low/Distorted
T-SB-0097-09
March 24, 2009
Audio Bluetooth System Outgoing Call Volume Adjustment
Service Category
Audio/Visual/Telematics
Section
Cellular Communication
Market
USA
Applicability
Introduction
When using the audio bluetooth system some customers may mention that the outgoing call volume is too low or distorted. Please use the following
procedure to adjust the outgoing call volume to address these conditions.
Warranty Information
Repair Procedure
This procedure applies to vehicles equipped with the audio bluetooth system only.
NOTE
For vehicles equipped with the Toyota navigation system, please refer to the Repair Manual procedures.
NOTE
This entire procedure must be completed within 15 seconds from the time the ignition is turned on until you press the tune knob on the radio. Vehicle
must have a phone previously paired to the system for this procedure to work.
1. Turn ignition "ON".
2. Turn radio "OFF".
3. Turn ignition "OFF".
4. Turn ignition "ON", and immediately start pressing the "off hook" button on the steering wheel until the radio displays the "Not Linked" or phone
message.
5. Immediately press the volume controls on the steering wheel: Vol. "UP" - Vol. "DOWN" (3 times).