
2
Adding a sub to a factory system:
This feature offers the ability to add a subwoofer to a factory system, whether amplified or non-
amplified. (refer to page 3)
Adding a full-range amp & sub to a factory system:
This feature offers the ability to add a full-range amp and sub to a factory system, whether
amplified † or non-amplified. (refer to page 4)
† For amplified models the amp must be bypassed/unplugged, and With OE Amplifier chosen in
the Configuration tab under Vehicle Type. Use either Axxess AXABH-CH2 or AXABH-CH4 (sold
separately) to bypass the amp for best results.
16-pin header port:
Inside the interface is a 16-pin header port for adding optional modules (sold separately). Page 5
and 6 will show the installation and use of these modules.
• AXDSPL-BT - Bluetooth streaming interface
• AXDSPL-SP - Toslink digital output
Note: The interface provides a 12-volt 1-amp output to turn on aftermarket amp(s). If installing
multiple amps, an SPDT automotive relay will be required if the amp turn-on current of all amps
combined exceeds 1-amp. Use Metra part number E-123 (sold separately) for best results.
1. Remove the factory radio †, then unplug all connectors.
2. Install the AXDSPL-CH5 vehicle T-harness to the vehicle and make all necessary
connections, but leave the amp turn-on wire disconnected.
Note: If installing a full range amp on the front and rear speakers, the resistor pad
harness must be used to present a load to the factory radio. Two are provided with
different value resistors. Use whichever one works and discard the other.
3. Plug the AXDSPL-CH5 vehicle T-harness to the AXDSPL-CH5 interface.
4. Plug the AXDSPL-CH5 interface harness to the AXDSPL-CH5 interface.
5.
Download and install the AX-DSP-X app from the Google Play Store or Apple App Store
.
6.
Cycle the ignition on.
7. Open the app then select the Bluetooth Connection tab. Follow the instructions to
pair the mobile device to the interface. Refer to page 6 for more information.
8. Scroll to the Configuration tab then select the vehicle type. Press the Lock Down ‡
button to save the configuration. Refer to page 7 for more information.
9. Connect the amp turn-on wire.
10. Adjust the settings in the app as desired. Press the Lock Down ‡ button to save any
new configurations.
† Refer to Metra online for dash disassembly. If Metra makes a dash kit for the vehicle,
disassembly will be within those instructions.
‡ Anytime the interface is locked down the key must be cycled off then back on
INSTALLATION OPTIONS I N S TAL L AT IO N