Owner's Manual

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6
Step 12 - Remove 20 amp fuse from MTX fuse holder. Connect furnished ring terminal to positive
side of battery. Remove bolt from factory battery terminal. Pass bolt through factory battery terminal,
then ring terminal, and into the other side of factory battery terminal and retighten bolt. Note: Always
turn the ignition OFF when connecting or disconnecting battery cables. Failing to do so may damage
electronic components.
Step 13 - 'ROUNDÏAMPLIlERÏTOÏCHASSISÏOFÏVEHICLEÏCONNECTÏTHEÏTERMINALÏPROVIDEDÏTOÏTHEÏGAÏBLACKÏWIREÏ
from furnished wiring harness. A good ground is as important as the power connection. The ground
should be as short as possible and the contact point should be free of paint and debris.
3TEPÏÏÏ#ONNECTÏREMOTEÏ"LUEÏWIREÏTOÏVOLTÏSWITCHEDÏACCESSORYÏ4OÏTURNÏONÏTHEÏAMPLIlERÏUNITÏAÏ
switched 12-volt signal is required. Locate a 12-volt wire that is active when the vehicle key is on and
connect the blue remote wire to it. This may be found in the fuse panel, key-switch or radio harness.
3PEAKER7IRES
Step 15 - In the channel under the passenger side threshold locate the rear speaker wires in the
WIRINGÏHARNESSÏ4HEÏCOLORSÏAREÏBROWNÏÏBLACKÏPOSITIVEÏANDÏBROWNÏÏPURPLEÏNEGATIVEÏ)NÏTHEÏCHANNELÏ
UNDERÏTHEÏDRIVERÏSIDEÏTHRESHOLDÏTHEÏCOLORSÏAREÏWHITEÏÏBLACKÏPOSITIVEÏANDÏWHITEÏÏREDÏNEGATIVEÏ4APÏ
into wires and route under carpet to the rear seat, over to pre-amp on enclosure. Connect to the
supplied High Level input harness wires and plug into the matching port on the pre-amp.
Although, MTX has made every effort to assure proper wiring colors, MTX is not responsible for any
changes made by the vehicle manufacturer which sometime occur. If wiring colors do not match then
PHYSICALÏVERIlCATIONÏISÏREQUIRED
MTX006398 DRQC20AC-TN Manual.indd 6 2/4/21 4:31 PM