Canada - Cell Phone - Bluetooth(R) Call Volume Too Low/Distorte

Bulletin
3162

Issue Date
April 14, 2009

Market
Canada

Title:
AUDIO BLUETOOTH SYSTEM OUTGOING CALL VOLUME ADJUSTMENT

Component
BODY ELECTRICAL

Models
All Applicable Models

INTRODUCTION:
When using the audio Bluetooth system some customers may mention that the outgoing call volume is too low or distorted. Use the procedures provided below to adjust the outgoing call volume and address customer concerns.







APPLICABILITY:







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" message.
5. Immediately press the volume controls on the steering wheel: Vol. "UP" - Vol. "DOWN" (3 times).
6. Press the tune knob on the radio once (display should read "Vol Type").
7. Turn the tune knob on the radio until the display reads "Send" volume, then press tune knob.

NOTE
Only choose "Send" volume, modifying other settings may cause poor performance of the Bluetooth system.

8. If the customer is mentioning that the outgoing call volume is too low, turn the volume knob to the right to increase outgoing call volume (+3 or +4 are recommended).
9. If the customer is mentioning of distorted or clipping sound in the outgoing call then decrease the outgoing call volume (-2 or -3 are recommended).
10. If Bluetooth system still has original customer issue after performing the adjustment, diagnose microphone circuit using the following repair manual instructions.

Refer to the Repair Manual within E-TAS / TIS library:
- Division: Toyota
- Model: Applicable Model
- Year: 2007/2008/2009
- Service Category: Audio/Visual/Telematics
- Section: Audio/Video
- Keyword: Microphone Circuit between Microphone and Radio Receiver

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.