2009 212x wiring in New Radio

[sjsandman01]

Does someone know what color of the positive and negative wires are so when I turn the ignition on the radio will get power?

 

[David Martin]

On my 2013 Yellow is the hot wire and black was ground.................look for an in line fuse holder mine had 2 one was power to radio large yellow wire the smaller yellow was power to radio memory never off, even with batt shut off.