Mazda B3000 / B4000 Car Audio
Stereo and Speaker Removal and Replacement
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This car stereo is commonly seen for repair in shop for intermittent or no display and an erratic volume control.

Mazda Stereo Removal and Replacement

Mazda B3000 / B4000
How to Remove Car Stereo Instructions

"No Display"
Common Stereo Problem

Mazda Stereo Removal and Replacement

"Din Tools"

Din Tools can be purchased at a local Auto Parts Store. They are Ford Car Stereo removal tools.

Mazda Stereo Removal and Replacement 1) Insert "Din tools" into holes on both sides of radio.
2) Push tools slightly to the outside of the car stereo, this releases the lock mechanism, pushing them to the side of the car stereo.
3) Pull car stereo forward from dash.
4) Remove antenna and connectors.
   

Color Codes for Aftermarket Installation

Factory Wire Harness Codes
Below

   
Speaker Phasing
Installing Aftermarket Speakers and Proper Hook-up
   
NO AUDIO
With aftermarket stereo installation?
   
Erratic Volume Control
DIY Repair
   
Mazda B3000 / B4000 Front Speaker Removal and Replacement
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Replacing Speakers, Removal and Installation

Mazda B3000 / B4000
How to Remove and Install Speakers

Replacing Speakers, Removal and Installation 1.1) Remove two screws from hand hold cavity.
1.2) Release clips on panel insert and remove from door panel. All clips release with pressure.
1.3) Release and twist to side, window crank cover.
1.4) Remove exposed screw, remove window crank.
Replacing Speakers, Removal and Installation 2.1) Remove one exposed screw from panel insert removal.
2.2) Grasp arm reset and lift entire door panel straight up releasing all hooks on door panel from door. Remove panel and set to side.
Replacing Speakers, Removal and Installation 3.1) Remove screws securing speaker to door.
3.2) Remove speaker, release trigger on connector to disconnect.

Tech Help Note - for determining aftermarket installation polarity of speaker wires for correct hook up see Speaker Phasing above.

   
Rear Speaker Removal and Replacement Presently Not Available
   
Mazda Car Audio - Wire Diagrams - Wire Color Codes
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DO NOT CUT FACTORY WIRE HARNESS
   
Aftermarket stereo installation? Why purchase the aftermarket wire harness? Installation is easier, no guess work with wire color codes and a Headache Saver! Factory wire colors codes are not universal. See Aftermarket Videos above.
We discourage cutting the factory wire harness.
This section aids in troubleshooting and determining wire color codes, phasing for speaker hook up, locating power wires for installing external devices and add-ons.
   
Diagram 1
Car Stereo Repair - Wire Harness Codes - Bose Car Stereo, Speaker, Amplifier Repair
 
Diagram 2
WireharnessMazda022001.jpg (387810 bytes)
 
Diagram 3
WireharnessMazdaMillenia03180201.jpg (241067 bytes)
 
Wire diagrams may not be 100% accurate for your vehicle.
   

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Factory Car Stereo Repair, Inc.
1987 Corporate Square, Suite 159
Longwood, Fl. 32750