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Crux Interfacing Solutions • 21541 Nordhoff St., Unit C, Chatsworth, C

A

  91311

phone: (818) 609-9299 • fax: (818) 996-8188 • www.cruxinterfacing.com

rev.082020

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VEHICLE APPLICATIONS:

1. Pop-in magnetic head to base socket.

2. Tighten locking nut to desired tilt.

3. Slide into the AC vent grille.

4. Use the desired metal plate size and stick on the back of 

the phone or insert behind the phone case.

MAGNETIC PHONE MOUNT ASSEMBLY AND USE:

OPERATION:

For Bluetooth function:

1. Turn on the radio and press the CD button. Screen will show “CD1 01”.

2. Go to the Bluetooth menu on your phone and connect to “Crux Audio BT”.

3. BTS-MZ1 will announce when the phone has been connected.

4. Play the music on your phone or other audio player and audio should be heard on the factory sound system. 

5. Use the steering wheel control or radio buttons to track up and track down.

For USB Mode:

1.  Plug in your USB flash drive to the BTS-MZ1 USB port.

2.  Turn on the radio and press the CD button. Screen will show “CD1 01”.

3.  BTS-MZ1 will announce “USB Mode”.

4.  USB Audio should be heard on the factory sound system. Use the steering wheel control or radio buttons to track up and track down.

For Line-In Mode:

1.  Plug in a 3.5mm to 3.5mm cable (sold separately) to the BTS-MZ1 USB line-in jack.

2.  Turn on the radio and press the CD button. Screen will show “CD1 01”.

3.  BTS-MZ1 will announce “Line-In Mode”.

4.  Plug the other end of the 3.5MM cable to the audio player and press play. Audio should be heard on the factory sound system. 

To Toggle Between Sources:

Use the “REPEAT (RPT)” button to toggle to AUX Input and “RANDON (RDM)” to toggle to Bluetooth or USB whichever one is connected. 

You cannot toggle between Bluetooth and USB. Note that the USB takes precedence between the 3 inputs. 

MAZDA

2004-2005

2002-2005

2002-2005

2001-2003

2001-2003

2004-2005*

Mazda 3

Miata

MPV

Protege

Protege 5

RX8

*Must have radio version 9.55 - To determine radio version, press and hold the “text” button then press and hold the “preset 1” button until 

the version number appears on the display.

NOTES:

1. The BTS-MZ1 takes the place of the factory external CD Changer.

2. Does not have Bluetooth Handsfree function.

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INTERFACING SOLUTIONS

BTS-MZ1

Bluetooth Audio Streaming, USB Music Player and Auxiliary 

Audio Input for Select Mazda Vehicles  

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