The most common color codes are: Black – for the negative terminal Red – for the positively charged circuit Yellow – means constant power Blue – Power antenna Plan green or green with white stripes – grounding

Red for 12V DC power Black for ground connections Violet or yellow for 12V memory or clock signals Green or brown for ignition-switched power wires Blue or purple for powering the front left speaker (+) Gray or brown for grounding the front left speaker (-) Aqua or pink for powering the front right speaker (+)