HO1-RR-DS-(HRR-HO1)-EN
maestro.idatalink.com
AcurA cSX WITH NAV 2006-2008
Automotive Data Solutions Inc. © 2023
3
STEP 1
Remove the factory radio
If using head unit adapter (sold separately), connect HRR-
HO1 harness to adapter and skip to step 2.
• Unbox the aftermarket radio and locate its main harness.
• Cut and remove the black 20 pin connector from the HRR-
HO1 T-harness and connect the wires, shown in the wiring
diagram, from aftermarket radio main harness to the HRR-
HO1 T-harness and match the wire functions.
Note
: only connect purple/white wire to radio reverse input
or module damage will occur.
STEP 2
Assemble the HRR-HO1 T-harness as shown in the wiring
diagram:
• Connect the 4-pin white and green connectors to E adapter
cable.
• Connect the 3-pin white to C adapter cable.
• Connect the 2-pin white to F cable. Connect the ORANGE/
RED NAV ONLY wire to the GREEN wire in pin 4 of the
factory harness.
• Connect HRR-HO1 T-harness to the factory radio harness.
STEP 3
• Connect HRR-HO1 2-pin black connector to black
connector of OBDII extension harness.
• Plug the OBDII connector into the OBDII of the vehicle,
under driver dash.
STEP 4
• Plug the harnesses into the aftermarket radio.
• Plug the RCA cables into the aftermarket radio outputs.
• Plug the Data cable to the data port of the aftermarket
radio.
• Insert the Audio cable into the iDatalink 3.5 mm audio jack
of the aftermarket radio (If there is no iDatalink audio input,
connect to AUX).
Note:
On Pioneer radio, ensure that there is nothing plugged
into the W/R port.
STEP 5
• Connect all the harnesses to the Maestro RR module then
test your installation.
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INSTALLATION INSTRUCTIONS
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