ITB11-059 -

October 19, 20 11
All Infiniti vehicles equipped with a USB Interface
If an iPod® / iPhone® related concern is verified on a vehicle while using the USB interface, perform the steps in
this bulletin for initial diagnosis.
NOTE: For vehicles equipped with a Navigation system, make sure to confirm whether the customer is
experiencing the issue while using the USB interface or the Bluetooth® Audio Streaming feature. This bulletin
applies only if the issue occurs while using the USB interface.
1. Power OFF/ON (restart/reset) the iPod® / iPhone®
The restart/reset procedure is not the same for every iPod® / iPhone®. The restart/reset procedures can
be found at
2. Check the USB cable
Some aftermarket cables can cause issues with USB connectivity. If the customer is using an iPod® /
iPhone®, the best cable to use is the Apple Inc. branded USB cable.
Make sure the cable does not have a short circuit or other concern.
Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained
individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe
that a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti dealer to determine if this
applies to your vehicle.
3. Confirm the latest software is installed on the iPod® / iPhone®
Many concerns are addressed by installing the latest
iPod® / iPhone® software update from Apple Inc.
View the software version of the iPod® / iPhone® by
navigating to the Settings area of the device, then
selecting General > About or Settings.
Visit and select the
applicable device to view the latest software update
offered by Apple Inc.
4. If steps 1-3 have not resolved the concern:
a. Disconnect the cable from the USB interface.
b. Turn OFF the vehicle, wait one (1) minute, then turn the vehicle back to ACC or ON.
c. Connect a different USB device to the USB interface in the customer’s vehicle, then try to duplicate the
NOTE: Other USB devices include a USB thumb drive formatted at either Fat16 or Fat32 with .mp3 or
.wma files, or another type of iPod® (iTouch®, Classic®, Nano®, etc.).
d. If the concern still exists with a known good USB device, refer to the applicable Electronic Service
Manual (ESM) for diagnosis on the USB interface and/or AV Control Unit connectors.
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