2002 After market stereo/radio installation help

[PTNoob01695]

yeh i was looking at the harnesses but im not planning on selling the car. id rather say a few $

[PTNoob01695]

ok ive installed it all speakers working fine. but i havent got constant power to te head unit. eg when i turn the ignition off i lose my stored radio stations

[bobdole369]

Swap

"power +12V" or "Batt" (should be yellow if I'm not mistaken on the vehicle side)

with

"ignition" or "Acc" or "memory" (should be red on the vehicle side)

Use a meter to find out for sure. Or a 12V lightbulb. One is on continuously (power +12V) - one is switched with the key (ignition)