WIRING HARNESS ADAPTER FOR TOYOTA/LEXUS TO ISO PLUG (APP0259)
$24.99
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Toyota and Lexus cars ( after 2005) with OEM amplifiers to to a aftermarket car radio using phono line output from the radio.
Blue/ white is for cars with positive AMP turn on ( Most common)
White/ Black is for cars with negative AMP turn on
Black /white is and earth drain for the negative side of the Phono plugs (only needed if there is interference)
Wiring harnesses are useful to make a quick install, keep things tidy without cutting into the original factory wiring, and great if you don't know the unique wiring colours for your vehicle model as these all use ISO standard colours to match almost all aftermarket units.
Use a bare wire harness to splice together with the wiring loom from your new headunit, or buy an ISO harness to convert to standard wiring then get the matching ISO harness to suit your headunit model.
Blue/ white is for cars with positive AMP turn on ( Most common)
White/ Black is for cars with negative AMP turn on
Black /white is and earth drain for the negative side of the Phono plugs (only needed if there is interference)
Wiring harnesses are useful to make a quick install, keep things tidy without cutting into the original factory wiring, and great if you don't know the unique wiring colours for your vehicle model as these all use ISO standard colours to match almost all aftermarket units.
Use a bare wire harness to splice together with the wiring loom from your new headunit, or buy an ISO harness to convert to standard wiring then get the matching ISO harness to suit your headunit model.