Owner's Manual

ADS-RR(SR)-TOY02B-AS-IG-EN maestro.idatalink.com
ToyoTa TaComa WiThouT JBL 2016-2019
Automotive Data Solutions Inc. © 2022
3
STEP 1
• Remove the factory radio.
If using head unit adapter (sold separately), connect HHR-
TO2 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 HHR-
TO2 T-harness and connect the wires, shown in the wiring
diagram, from aftermarket radio main harness to the HHR-
TO2 T-harness and match the wire functions.
Note: only connect purple/white wire to radio reverse input
or module damage will occur.
STEP 2
• If the vehicle is equipped with an OEM backup camera, a
16 pin and 24 pin adapter are provided to retain it. Identify
which harness your vehicle has and connect the adapter
to the vehicle and to the 8 pin connector on the HHR-TO2
T-harness.
STEP 3
• Connect the factory harness to the HHR-TO2 T-harness.
STEP 4
• Plug the harnesses into the aftermarket radio.
• Plug the backup camera RCA (if applicable).
• Plug the steering wheel control cable into the aftermarket
radio (blue/yellow wire Kenwood/JVC only) OR (3.5mm jack
to the radio’s steering wheel input).
STEP 5
• Connect all the harnesses to the Maestro RR module then
test your installation.
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INSTALLATION INSTRUCTIONS P1 /1