Mazda CX-9 Owners Manual: USB Power Outlet

The USB power outlets can be used regardless of whether the ignition is switched to ACC or ON.

Only use USB devices that have a maximum power consumption of 10.5W (DC5V, 2.1A) or below.

Interior Equipment


  • To prevent USB power outlets damage or electrical failure, pay attention to the following:
    • Do not use USB devices that require more than 10.5 W (DC 5 V, 2.1 A).
    • Close the lid when the USB power outlets are not in use to prevent foreign objects and liquids from getting into the USB power outlets.
    • Correctly connect the USB connector into the USB power outlets.


  • The USB power outlets are designed only for charging and they cannot be used for connecting to the vehicle's audio system.
  • To prevent discharging of the battery, do not use the USB power outlets for long periods with the engine off or idling.

How to connect

The groove in the armrest box can be used to pass the cord of the device into the box to connect it to the USB power outlets.

1. Open the lid.

2. Route the cord through the groove in the armrest box and insert the USB connector into the USB power outlets.

Interior Equipment

    Accessory Sockets

    Cup Holder

    See More:

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    Mazda CX-9 Owners Manual

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