Owner's Manual
Crux Interfacing Solutions • Chatsworth, CA 91311
phone: (818) 609-9299 • fax: (818) 996-8188 • www.cruxinterfacing.com
rev.092120
SWRMZ-64C
Radio Replacement with Steering Wheel Control Retention
for Select MAZDA Vehicles
3 of 3
RADIO REPLACEMENT
SWC RETENTION
+
R
INTERFACING SOLUTIONS
DIP SWITCH SETTINGS:
AFTERMARKET RADIO DIP SWITCH SETTINGS:
RADIO BRAND: DIP: 1 2 3 4
Atoto, Dual, Farenheit, Jensen, Pioneer
Power Acoustik, Soundstream
Blaupunkt, Most o-brand Radios
Alpine
Clarion
Kenwood
JVC
Boss, Old Sony
New Sony
OFF OFF ON ON
OFF OFF ON ON
OFF OFF ON ON
OFF OFF OFF OFF
OFF ON ON OFF
OFF ON ON ON
OFF ON OFF ON
OFF ON OFF OFF
OFF OFF ON OFF
SWC MODULE
ON RADIO VEHICLE
1 2 3 4 5 6 7 8
NOTE: For Atoto, Blaupunkt, Dual, Farenheit, Power Acoustik, Soundstream, and most o-brand radios,
check the aftermarket radio’s manual to see if the SWC buttons need to be programmed.
3.5MM SWC CABLE
Plug in the 3.5MM to 4-Pin SWC cable to the SWC module. Plug the 3.5mm plug to the aermarket radio’s SWC port. JVC and
Kenwood radios will use the Blue/Yellow wire (not the 3.5mm plug). Insulate the Blue/Yellow wire or 3.5mm plug if not being
used.
STEERING WHEEL CONTROL DIP SWITCH SETTING:
DIP: 5 6 7 8
Mazda
OFF ON ON ON
SWC MODULE
ON RADIO VEHICLE
1 2 3 4 5 6 7 8
VEHICLE APPLICATIONS:
MAZDA
2013 - 2015 CX-5
2007 - 2012 CX-7
2007 - 2015 CX-9
2011 - 2014 Mazda2
2004 - 2015 Mazda3 (not compable in models with 7” touch screen)
2006 - 2015 Mazda5
2003 - 2015 Mazda6
2002 - 2006 MPV
2006 - 2015 MX-5 Miata
2004 - 2011 RX-8
RED to SWC Key 1
WHITE to SWC Key 2
SHIELD to SWC Ground
For aermarket radios that have wires for SWC connecons,
cut o the 3.5mm plug on the Crux SWC Cable and connect
the SWC wires as follows:
Note that there are some radios that only have SWC1 and SWC2, in this case “shield” does not need to be connected.
AFTERMARKET
RADIO
+12V Constant Yellow
+12V ACC Red
Ground Black
Illumination Orange
Amp Turn On
Blue/ White
Right Front (+) Gray
Right Front (-) Gray/Black
TO FACTORY
HARNESS
12-Pin Black
Connector
ON RADIO VEHICLE
1 2 3 4 5 6 7 8
SWC BT
INPUT
SWC
PHONE
For vehicles with phone buons on
the SWC but are not listed on the
diagram on page 2, connect the BLUE
wire labeled “SWC BT INPUT” to the
wire labeled “SWC Phone”, on the
SWRMZ-64C harness.



